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                <xhtml:p><![CDATA[Main control loops:
1. Product Flow
2. Pressure
3. Composition
4. Pressure Override
5. Tank level]]></xhtml:p>
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                <xhtml:p><![CDATA[Scale variables for HMI (it treats everything as signed integers)]]></xhtml:p>
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                <simpleValue value="0.0"/>
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            <variable name="product_flow">
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                <UINT/>
              </type>
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                <simpleValue value="6554"/>
              </initialValue>
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            <variable name="cycle_time">
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                <TIME/>
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                <REAL/>
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                <UINT/>
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                <derived name="scale_to_real"/>
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                <REAL/>
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                <derived name="scale_to_real"/>
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                <derived name="scale_to_uint"/>
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              <initialValue>
                <simpleValue value="T#50ms"/>
              </initialValue>
            </variable>
            <variable name="scale_to_real3">
              <type>
                <derived name="scale_to_real"/>
              </type>
            </variable>
            <variable name="scale_to_real2">
              <type>
                <derived name="scale_to_real"/>
              </type>
            </variable>
            <variable name="scale_to_uint0">
              <type>
                <derived name="scale_to_uint"/>
              </type>
            </variable>
            <variable name="comp_max">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="100.0"/>
              </initialValue>
            </variable>
            <variable name="comp_min">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="0.0"/>
              </initialValue>
            </variable>
            <variable name="pos_max">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="100.0"/>
              </initialValue>
            </variable>
            <variable name="pos_min">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="0.0"/>
              </initialValue>
            </variable>
            <variable name="scale_to_real0">
              <type>
                <derived name="scale_to_real"/>
              </type>
            </variable>
          </localVars>
        </interface>
        <body>
          <LD>
            <leftPowerRail localId="2" height="200" width="3">
              <position x="0" y="339"/>
              <connectionPointOut formalParameter="">
                <relPosition x="3" y="20"/>
              </connectionPointOut>
              <connectionPointOut formalParameter="">
                <relPosition x="3" y="60"/>
              </connectionPointOut>
              <connectionPointOut formalParameter="">
                <relPosition x="3" y="100"/>
              </connectionPointOut>
              <connectionPointOut formalParameter="">
                <relPosition x="3" y="140"/>
              </connectionPointOut>
              <connectionPointOut formalParameter="">
                <relPosition x="3" y="180"/>
              </connectionPointOut>
            </leftPowerRail>
            <inVariable localId="3" height="27" width="119" negated="false">
              <position x="96" y="361"/>
              <connectionPointOut>
                <relPosition x="119" y="13"/>
              </connectionPointOut>
              <expression>a_in_purge_real</expression>
            </inVariable>
            <inVariable localId="4" height="27" width="116" negated="false">
              <position x="68" y="317"/>
              <connectionPointOut>
                <relPosition x="116" y="13"/>
              </connectionPointOut>
              <expression>a_setpoint_real</expression>
            </inVariable>
            <inVariable localId="5" height="27" width="111" negated="false">
              <position x="342" y="406"/>
              <connectionPointOut>
                <relPosition x="111" y="13"/>
              </connectionPointOut>
              <expression>composition_k</expression>
            </inVariable>
            <outVariable localId="8" height="27" width="124" negated="false">
              <position x="760" y="349"/>
              <connectionPointIn>
                <relPosition x="0" y="13"/>
                <connection refLocalId="46" formalParameter="OUT">
                  <position x="760" y="362"/>
                  <position x="666" y="362"/>
                  <position x="666" y="376"/>
                  <position x="572" y="376"/>
                </connection>
              </connectionPointIn>
              <expression>pos_update_real</expression>
            </outVariable>
            <block localId="26" typeName="scale_to_real" instanceName="scale_to_real3" height="120" width="205" executionOrderId="0">
              <position x="234" y="19"/>
              <inputVariables>
                <variable formalParameter="raw_input_value">
                  <connectionPointIn>
                    <relPosition x="0" y="36"/>
                    <connection refLocalId="30">
                      <position x="234" y="55"/>
                      <position x="212" y="55"/>
                      <position x="212" y="51"/>
                      <position x="191" y="51"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="real_max">
                  <connectionPointIn>
                    <relPosition x="0" y="69"/>
                    <connection refLocalId="28">
                      <position x="234" y="88"/>
                      <position x="160" y="88"/>
                      <position x="160" y="95"/>
                      <position x="117" y="95"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="real_min">
                  <connectionPointIn>
                    <relPosition x="0" y="102"/>
                    <connection refLocalId="29">
                      <position x="234" y="121"/>
                      <position x="162" y="121"/>
                      <position x="162" y="129"/>
                      <position x="121" y="129"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="scaled_real">
                  <connectionPointOut>
                    <relPosition x="205" y="36"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="28" height="27" width="84" negated="false" executionOrderId="0">
              <position x="33" y="82"/>
              <connectionPointOut>
                <relPosition x="84" y="13"/>
              </connectionPointOut>
              <expression>comp_max</expression>
            </inVariable>
            <inVariable localId="29" height="27" width="81" negated="false" executionOrderId="0">
              <position x="40" y="116"/>
              <connectionPointOut>
                <relPosition x="81" y="13"/>
              </connectionPointOut>
              <expression>comp_min</expression>
            </inVariable>
            <inVariable localId="30" height="27" width="86" negated="false">
              <position x="105" y="38"/>
              <connectionPointOut>
                <relPosition x="86" y="13"/>
              </connectionPointOut>
              <expression>a_in_purge</expression>
            </inVariable>
            <outVariable localId="31" height="27" width="119" negated="false">
              <position x="486" y="25"/>
              <connectionPointIn>
                <relPosition x="0" y="13"/>
                <connection refLocalId="26" formalParameter="scaled_real">
                  <position x="486" y="38"/>
                  <position x="463" y="38"/>
                  <position x="463" y="55"/>
                  <position x="439" y="55"/>
                </connection>
              </connectionPointIn>
              <expression>a_in_purge_real</expression>
            </outVariable>
            <block localId="16" typeName="scale_to_real" instanceName="scale_to_real2" height="120" width="205" executionOrderId="0">
              <position x="239" y="163"/>
              <inputVariables>
                <variable formalParameter="raw_input_value">
                  <connectionPointIn>
                    <relPosition x="0" y="36"/>
                    <connection refLocalId="32">
                      <position x="239" y="199"/>
                      <position x="216" y="199"/>
                      <position x="216" y="193"/>
                      <position x="193" y="193"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="real_max">
                  <connectionPointIn>
                    <relPosition x="0" y="69"/>
                    <connection refLocalId="17">
                      <position x="239" y="232"/>
                      <position x="184" y="232"/>
                      <position x="184" y="224"/>
                      <position x="129" y="224"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="real_min">
                  <connectionPointIn>
                    <relPosition x="0" y="102"/>
                    <connection refLocalId="19">
                      <position x="239" y="265"/>
                      <position x="192" y="265"/>
                      <position x="192" y="258"/>
                      <position x="145" y="258"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="scaled_real">
                  <connectionPointOut>
                    <relPosition x="205" y="36"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="17" height="27" width="84" negated="false" executionOrderId="0">
              <position x="45" y="211"/>
              <connectionPointOut>
                <relPosition x="84" y="13"/>
              </connectionPointOut>
              <expression>comp_max</expression>
            </inVariable>
            <inVariable localId="19" height="27" width="81" negated="false" executionOrderId="0">
              <position x="64" y="245"/>
              <connectionPointOut>
                <relPosition x="81" y="13"/>
              </connectionPointOut>
              <expression>comp_min</expression>
            </inVariable>
            <inVariable localId="32" height="27" width="83" negated="false">
              <position x="110" y="180"/>
              <connectionPointOut>
                <relPosition x="83" y="13"/>
              </connectionPointOut>
              <expression>a_setpoint</expression>
            </inVariable>
            <outVariable localId="33" height="27" width="116" negated="false">
              <position x="473" y="170"/>
              <connectionPointIn>
                <relPosition x="0" y="13"/>
                <connection refLocalId="16" formalParameter="scaled_real">
                  <position x="473" y="183"/>
                  <position x="463" y="183"/>
                  <position x="463" y="199"/>
                  <position x="444" y="199"/>
                </connection>
              </connectionPointIn>
              <expression>a_setpoint_real</expression>
            </outVariable>
            <block localId="34" typeName="scale_to_uint" instanceName="scale_to_uint0" height="40" width="120">
              <position x="525" y="646"/>
              <inputVariables>
                <variable formalParameter="real_in">
                  <connectionPointIn>
                    <relPosition x="0" y="30"/>
                    <connection refLocalId="44" formalParameter="OUT">
                      <position x="525" y="676"/>
                      <position x="507" y="676"/>
                      <position x="507" y="691"/>
                      <position x="490" y="691"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="uint_out">
                  <connectionPointOut>
                    <relPosition x="120" y="30"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <outVariable localId="36" height="27" width="78" negated="false">
              <position x="703" y="661"/>
              <connectionPointIn>
                <relPosition x="0" y="13"/>
                <connection refLocalId="34" formalParameter="uint_out">
                  <position x="703" y="674"/>
                  <position x="674" y="674"/>
                  <position x="674" y="676"/>
                  <position x="645" y="676"/>
                </connection>
              </connectionPointIn>
              <expression>new_pos</expression>
            </outVariable>
            <block localId="38" typeName="scale_to_real" instanceName="scale_to_real0" height="80" width="205">
              <position x="283" y="547"/>
              <inputVariables>
                <variable formalParameter="raw_input_value">
                  <connectionPointIn>
                    <relPosition x="0" y="30"/>
                    <connection refLocalId="39">
                      <position x="283" y="577"/>
                      <position x="171" y="577"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="real_max">
                  <connectionPointIn>
                    <relPosition x="0" y="50"/>
                    <connection refLocalId="40">
                      <position x="283" y="597"/>
                      <position x="247" y="597"/>
                      <position x="247" y="605"/>
                      <position x="176" y="605"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="real_min">
                  <connectionPointIn>
                    <relPosition x="0" y="70"/>
                    <connection refLocalId="9">
                      <position x="283" y="617"/>
                      <position x="239" y="617"/>
                      <position x="239" y="640"/>
                      <position x="195" y="640"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="scaled_real">
                  <connectionPointOut>
                    <relPosition x="205" y="30"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="39" height="27" width="70" negated="false">
              <position x="101" y="564"/>
              <connectionPointOut>
                <relPosition x="70" y="13"/>
              </connectionPointOut>
              <expression>curr_pos</expression>
            </inVariable>
            <inVariable localId="40" height="27" width="71" negated="false">
              <position x="105" y="592"/>
              <connectionPointOut>
                <relPosition x="71" y="13"/>
              </connectionPointOut>
              <expression>pos_max</expression>
            </inVariable>
            <inVariable localId="9" height="27" width="71" negated="false" executionOrderId="0">
              <position x="124" y="627"/>
              <connectionPointOut>
                <relPosition x="71" y="13"/>
              </connectionPointOut>
              <expression>pos_min</expression>
            </inVariable>
            <outVariable localId="41" height="27" width="111" negated="false">
              <position x="537" y="571"/>
              <connectionPointIn>
                <relPosition x="0" y="13"/>
                <connection refLocalId="38" formalParameter="scaled_real">
                  <position x="537" y="584"/>
                  <position x="512" y="584"/>
                  <position x="512" y="577"/>
                  <position x="488" y="577"/>
                </connection>
              </connectionPointIn>
              <expression>valve_pos_real</expression>
            </outVariable>
            <block localId="42" typeName="ADD" height="60" width="68">
              <position x="257" y="675"/>
              <inputVariables>
                <variable formalParameter="IN1">
                  <connectionPointIn>
                    <relPosition x="0" y="30"/>
                    <connection refLocalId="43">
                      <position x="257" y="705"/>
                      <position x="233" y="705"/>
                      <position x="233" y="707"/>
                      <position x="203" y="707"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="IN2">
                  <connectionPointIn>
                    <relPosition x="0" y="50"/>
                    <connection refLocalId="10">
                      <position x="257" y="725"/>
                      <position x="231" y="725"/>
                      <position x="231" y="748"/>
                      <position x="212" y="748"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="68" y="30"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="43" height="27" width="111" negated="false">
              <position x="92" y="694"/>
              <connectionPointOut>
                <relPosition x="111" y="13"/>
              </connectionPointOut>
              <expression>valve_pos_real</expression>
            </inVariable>
            <inVariable localId="10" height="27" width="124" negated="false" executionOrderId="0">
              <position x="88" y="735"/>
              <connectionPointOut>
                <relPosition x="124" y="13"/>
              </connectionPointOut>
              <expression>pos_update_real</expression>
            </inVariable>
            <block localId="44" typeName="LIMIT" height="80" width="69">
              <position x="421" y="661"/>
              <inputVariables>
                <variable formalParameter="MN">
                  <connectionPointIn>
                    <relPosition x="0" y="30"/>
                    <connection refLocalId="11">
                      <position x="421" y="691"/>
                      <position x="403" y="691"/>
                      <position x="403" y="655"/>
                      <position x="385" y="655"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="IN">
                  <connectionPointIn>
                    <relPosition x="0" y="50"/>
                    <connection refLocalId="42" formalParameter="OUT">
                      <position x="421" y="711"/>
                      <position x="373" y="711"/>
                      <position x="373" y="705"/>
                      <position x="325" y="705"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="MX">
                  <connectionPointIn>
                    <relPosition x="0" y="70"/>
                    <connection refLocalId="12">
                      <position x="421" y="731"/>
                      <position x="406" y="731"/>
                      <position x="406" y="754"/>
                      <position x="392" y="754"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="69" y="30"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="11" height="27" width="75" negated="false" executionOrderId="0">
              <position x="310" y="642"/>
              <connectionPointOut>
                <relPosition x="75" y="13"/>
              </connectionPointOut>
              <expression>pos_min</expression>
            </inVariable>
            <inVariable localId="12" height="27" width="75" negated="false" executionOrderId="0">
              <position x="317" y="741"/>
              <connectionPointOut>
                <relPosition x="75" y="13"/>
              </connectionPointOut>
              <expression>pos_max</expression>
            </inVariable>
            <block localId="45" typeName="SUB" height="60" width="68">
              <position x="302" y="332"/>
              <inputVariables>
                <variable formalParameter="IN1">
                  <connectionPointIn>
                    <relPosition x="0" y="30"/>
                    <connection refLocalId="4">
                      <position x="302" y="362"/>
                      <position x="272" y="362"/>
                      <position x="272" y="330"/>
                      <position x="184" y="330"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="IN2">
                  <connectionPointIn>
                    <relPosition x="0" y="50"/>
                    <connection refLocalId="3">
                      <position x="302" y="382"/>
                      <position x="258" y="382"/>
                      <position x="258" y="374"/>
                      <position x="215" y="374"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="68" y="30"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <block localId="46" typeName="MUL" height="60" width="68">
              <position x="504" y="346"/>
              <inputVariables>
                <variable formalParameter="IN1">
                  <connectionPointIn>
                    <relPosition x="0" y="30"/>
                    <connection refLocalId="45" formalParameter="OUT">
                      <position x="504" y="376"/>
                      <position x="437" y="376"/>
                      <position x="437" y="362"/>
                      <position x="370" y="362"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="IN2">
                  <connectionPointIn>
                    <relPosition x="0" y="50"/>
                    <connection refLocalId="5">
                      <position x="504" y="396"/>
                      <position x="478" y="396"/>
                      <position x="478" y="419"/>
                      <position x="453" y="419"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="68" y="30"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
          </LD>
        </body>
      </pou>
      <pou name="scale_to_real" pouType="functionBlock">
        <interface>
          <inputVars>
            <variable name="raw_input_value">
              <type>
                <UINT/>
              </type>
            </variable>
          </inputVars>
          <outputVars>
            <variable name="scaled_real">
              <type>
                <REAL/>
              </type>
            </variable>
          </outputVars>
          <inputVars>
            <variable name="real_max">
              <type>
                <REAL/>
              </type>
            </variable>
            <variable name="real_min">
              <type>
                <REAL/>
              </type>
            </variable>
          </inputVars>
          <localVars>
            <variable name="raw_max">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="65535"/>
              </initialValue>
            </variable>
            <variable name="raw_min">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="0"/>
              </initialValue>
            </variable>
            <variable name="rate">
              <type>
                <REAL/>
              </type>
            </variable>
            <variable name="offset">
              <type>
                <REAL/>
              </type>
            </variable>
          </localVars>
        </interface>
        <body>
          <ST>
            <xhtml:p><![CDATA[rate := (real_max - real_min) / UINT_TO_REAL(raw_max - raw_min);
offset := real_min - UINT_TO_REAL(raw_min)*rate;
scaled_real := UINT_TO_REAL(raw_input_value)*rate + offset;]]></xhtml:p>
          </ST>
        </body>
      </pou>
      <pou name="pressure_override" pouType="functionBlock">
        <interface>
          <localVars>
            <variable name="pressure_real">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="2700.0"/>
              </initialValue>
            </variable>
          </localVars>
          <inputVars>
            <variable name="pressure">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="58981"/>
              </initialValue>
            </variable>
            <variable name="curr_sp">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="58981"/>
              </initialValue>
            </variable>
          </inputVars>
          <localVars>
            <variable name="curr_sp_real">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="2700.0"/>
              </initialValue>
            </variable>
            <variable name="product_sp_real">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="100.0"/>
              </initialValue>
            </variable>
            <variable name="sp_update">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="0.0"/>
              </initialValue>
            </variable>
            <variable name="product_sp_nominl">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="100.0"/>
              </initialValue>
            </variable>
          </localVars>
          <outputVars>
            <variable name="product_sp">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="13107"/>
              </initialValue>
            </variable>
          </outputVars>
          <localVars>
            <variable name="override_sp_real">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="2900.0"/>
              </initialValue>
            </variable>
          </localVars>
          <inputVars>
            <variable name="override_sp">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="63350"/>
              </initialValue>
            </variable>
          </inputVars>
          <localVars>
            <variable name="override_k">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="1.0"/>
              </initialValue>
            </variable>
            <variable name="override_ti">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="99999.0"/>
              </initialValue>
            </variable>
            <variable name="cycle_time">
              <type>
                <TIME/>
              </type>
              <initialValue>
                <simpleValue value="T#50ms"/>
              </initialValue>
            </variable>
            <variable name="scale_to_real7">
              <type>
                <derived name="scale_to_real"/>
              </type>
            </variable>
            <variable name="pressure_max">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="3000.0"/>
              </initialValue>
            </variable>
            <variable name="pressure_min">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="0.0"/>
              </initialValue>
            </variable>
            <variable name="flow_max">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="500.0"/>
              </initialValue>
            </variable>
            <variable name="flow_min">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="0.0"/>
              </initialValue>
            </variable>
            <variable name="scale_to_real0">
              <type>
                <derived name="scale_to_real"/>
              </type>
            </variable>
          </localVars>
        </interface>
        <body>
          <LD>
            <leftPowerRail localId="2" height="400" width="3">
              <position x="73" y="380"/>
              <connectionPointOut formalParameter="">
                <relPosition x="3" y="20"/>
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                  <connectionPointIn>
                    <relPosition x="0" y="30"/>
                    <connection refLocalId="2">
                      <position x="259" y="90"/>
                      <position x="214" y="90"/>
                      <position x="214" y="78"/>
                      <position x="170" y="78"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="IN2">
                  <connectionPointIn>
                    <relPosition x="0" y="50"/>
                    <connection refLocalId="3">
                      <position x="259" y="110"/>
                      <position x="230" y="110"/>
                      <position x="230" y="131"/>
                      <position x="201" y="131"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="68" y="30"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="2" height="27" width="56" negated="false">
              <position x="114" y="65"/>
              <connectionPointOut>
                <relPosition x="56" y="13"/>
              </connectionPointOut>
              <expression>real_in</expression>
            </inVariable>
            <inVariable localId="3" height="27" width="46" negated="false">
              <position x="155" y="118"/>
              <connectionPointOut>
                <relPosition x="46" y="13"/>
              </connectionPointOut>
              <expression>100.0</expression>
            </inVariable>
            <block localId="4" typeName="MUL" height="60" width="68">
              <position x="420" y="78"/>
              <inputVariables>
                <variable formalParameter="IN1">
                  <connectionPointIn>
                    <relPosition x="0" y="30"/>
                    <connection refLocalId="1" formalParameter="OUT">
                      <position x="420" y="108"/>
                      <position x="373" y="108"/>
                      <position x="373" y="90"/>
                      <position x="327" y="90"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="IN2">
                  <connectionPointIn>
                    <relPosition x="0" y="50"/>
                    <connection refLocalId="5">
                      <position x="420" y="128"/>
                      <position x="401" y="128"/>
                      <position x="401" y="155"/>
                      <position x="350" y="155"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="68" y="30"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="5" height="27" width="62" negated="false">
              <position x="300" y="142"/>
              <connectionPointOut>
                <relPosition x="62" y="13"/>
              </connectionPointOut>
              <expression>65535.0</expression>
            </inVariable>
            <block localId="6" typeName="REAL_TO_UINT" height="40" width="113">
              <position x="530" y="76"/>
              <inputVariables>
                <variable formalParameter="IN">
                  <connectionPointIn>
                    <relPosition x="0" y="30"/>
                    <connection refLocalId="4" formalParameter="OUT">
                      <position x="530" y="106"/>
                      <position x="520" y="106"/>
                      <position x="520" y="108"/>
                      <position x="488" y="108"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="113" y="30"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <outVariable localId="7" height="27" width="69" negated="false">
              <position x="679" y="111"/>
              <connectionPointIn>
                <relPosition x="0" y="13"/>
                <connection refLocalId="6" formalParameter="OUT">
                  <position x="679" y="124"/>
                  <position x="661" y="124"/>
                  <position x="661" y="106"/>
                  <position x="643" y="106"/>
                </connection>
              </connectionPointIn>
              <expression>uint_out</expression>
            </outVariable>
          </LD>
        </body>
      </pou>
      <pou name="level_control" pouType="functionBlock">
        <interface>
          <inputVars>
            <variable name="liquid_level">
              <type>
                <UINT/>
              </type>
            </variable>
            <variable name="level_sp">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="30000"/>
              </initialValue>
            </variable>
            <variable name="curr_pos">
              <type>
                <UINT/>
              </type>
            </variable>
          </inputVars>
          <outputVars>
            <variable name="new_pos">
              <type>
                <UINT/>
              </type>
            </variable>
          </outputVars>
          <localVars>
            <variable name="cycle_time">
              <type>
                <TIME/>
              </type>
              <initialValue>
                <simpleValue value="T#50ms"/>
              </initialValue>
            </variable>
            <variable name="level_k">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="10.0"/>
              </initialValue>
            </variable>
            <variable name="level_ti">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="99999.0"/>
              </initialValue>
            </variable>
            <variable name="scale_to_real0">
              <type>
                <derived name="scale_to_real"/>
              </type>
            </variable>
            <variable name="level_max">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="100.0"/>
              </initialValue>
            </variable>
            <variable name="level_min">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="0.0"/>
              </initialValue>
            </variable>
            <variable name="pos_max">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="100.0"/>
              </initialValue>
            </variable>
            <variable name="pos_min">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="0.0"/>
              </initialValue>
            </variable>
            <variable name="level_real">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="44.18"/>
              </initialValue>
            </variable>
            <variable name="pos_real">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="47.0"/>
              </initialValue>
            </variable>
            <variable name="pos_update_real">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="0.0"/>
              </initialValue>
            </variable>
            <variable name="sp_real">
              <type>
                <REAL/>
              </type>
              <initialValue>
                <simpleValue value="44.18"/>
              </initialValue>
            </variable>
            <variable name="scale_to_real1">
              <type>
                <derived name="scale_to_real"/>
              </type>
            </variable>
            <variable name="scale_to_real2">
              <type>
                <derived name="scale_to_real"/>
              </type>
            </variable>
            <variable name="scale_to_uint0">
              <type>
                <derived name="scale_to_uint"/>
              </type>
            </variable>
          </localVars>
        </interface>
        <body>
          <LD>
            <leftPowerRail localId="2" height="40" width="3">
              <position x="71" y="473"/>
              <connectionPointOut formalParameter="">
                <relPosition x="3" y="20"/>
              </connectionPointOut>
            </leftPowerRail>
            <inVariable localId="4" height="27" width="88" negated="false">
              <position x="83" y="42"/>
              <connectionPointOut>
                <relPosition x="88" y="13"/>
              </connectionPointOut>
              <expression>liquid_level</expression>
            </inVariable>
            <block localId="5" typeName="scale_to_real" instanceName="scale_to_real0" height="80" width="205">
              <position x="265" y="34"/>
              <inputVariables>
                <variable formalParameter="raw_input_value">
                  <connectionPointIn>
                    <relPosition x="0" y="30"/>
                    <connection refLocalId="4">
                      <position x="265" y="64"/>
                      <position x="243" y="64"/>
                      <position x="243" y="55"/>
                      <position x="171" y="55"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="real_max">
                  <connectionPointIn>
                    <relPosition x="0" y="50"/>
                    <connection refLocalId="6">
                      <position x="265" y="84"/>
                      <position x="212" y="84"/>
                      <position x="212" y="97"/>
                      <position x="155" y="97"/>
                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="real_min">
                  <connectionPointIn>
                    <relPosition x="0" y="70"/>
                    <connection refLocalId="7">
                      <position x="265" y="104"/>
                      <position x="220" y="104"/>
                      <position x="220" y="141"/>
                      <position x="142" y="141"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="scaled_real">
                  <connectionPointOut>
                    <relPosition x="205" y="30"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
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              <position x="77" y="84"/>
              <connectionPointOut>
                <relPosition x="78" y="13"/>
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              <expression>level_max</expression>
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              <position x="67" y="128"/>
              <connectionPointOut>
                <relPosition x="75" y="13"/>
              </connectionPointOut>
              <expression>level_min</expression>
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              <connectionPointIn>
                <relPosition x="0" y="13"/>
                <connection refLocalId="5" formalParameter="scaled_real">
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                  <position x="493" y="60"/>
                  <position x="493" y="64"/>
                  <position x="470" y="64"/>
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              <expression>level_real</expression>
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              <connectionPointOut>
                <relPosition x="88" y="13"/>
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              <expression>curr_pos</expression>
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              <inputVariables>
                <variable formalParameter="raw_input_value">
                  <connectionPointIn>
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                    <connection refLocalId="3">
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                      <position x="228" y="207"/>
                      <position x="228" y="198"/>
                      <position x="156" y="198"/>
                    </connection>
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                    <connection refLocalId="10">
                      <position x="250" y="227"/>
                      <position x="197" y="227"/>
                      <position x="197" y="240"/>
                      <position x="140" y="240"/>
                    </connection>
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                <variable formalParameter="real_min">
                  <connectionPointIn>
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                    <connection refLocalId="12">
                      <position x="250" y="247"/>
                      <position x="205" y="247"/>
                      <position x="205" y="284"/>
                      <position x="127" y="284"/>
                    </connection>
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                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="scaled_real">
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                </variable>
              </outputVariables>
            </block>
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              <connectionPointOut>
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              <connectionPointIn>
                <relPosition x="0" y="13"/>
                <connection refLocalId="9" formalParameter="scaled_real">
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                  <position x="478" y="203"/>
                  <position x="478" y="207"/>
                  <position x="455" y="207"/>
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              <connectionPointOut>
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              <position x="126" y="509"/>
              <connectionPointOut>
                <relPosition x="75" y="13"/>
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              <expression>level_real</expression>
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              <position x="62" y="306"/>
              <connectionPointOut>
                <relPosition x="88" y="13"/>
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              <expression>level_sp</expression>
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              <connectionPointOut>
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                  <position x="472" y="324"/>
                  <position x="472" y="328"/>
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              </connectionPointIn>
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                    <connection refLocalId="14">
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                      <position x="222" y="328"/>
                      <position x="222" y="319"/>
                      <position x="150" y="319"/>
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                    <connection refLocalId="15">
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                      <position x="191" y="348"/>
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                      <position x="134" y="361"/>
                    </connection>
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                <variable formalParameter="real_min">
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                    <connection refLocalId="16">
                      <position x="244" y="368"/>
                      <position x="199" y="368"/>
                      <position x="199" y="405"/>
                      <position x="121" y="405"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
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              <connectionPointOut>
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              <connectionPointOut>
                <relPosition x="57" y="13"/>
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              <connectionPointIn>
                <relPosition x="0" y="13"/>
                <connection refLocalId="33" formalParameter="OUT">
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                  <position x="738" y="462"/>
                  <position x="738" y="529"/>
                  <position x="695" y="529"/>
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              </connectionPointIn>
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              <connectionPointOut>
                <relPosition x="68" y="13"/>
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              <connectionPointOut>
                <relPosition x="124" y="13"/>
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              <expression>pos_update_real</expression>
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            <block localId="25" typeName="LIMIT" height="80" width="69">
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              <inputVariables>
                <variable formalParameter="MN">
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                    <connection refLocalId="26">
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                      <position x="351" y="666"/>
                      <position x="351" y="646"/>
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                <variable formalParameter="IN">
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                    <connection refLocalId="30" formalParameter="OUT">
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                      <position x="317" y="698"/>
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                <variable formalParameter="MX">
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                </variable>
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                      <position x="456" y="678"/>
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                  <position x="627" y="674"/>
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                <variable formalParameter="IN1">
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                </variable>
                <variable formalParameter="IN2">
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                    <connection refLocalId="24">
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                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
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                <variable formalParameter="IN1">
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                    <connection refLocalId="19">
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                      <position x="266" y="488"/>
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                    </connection>
                  </connectionPointIn>
                </variable>
                <variable formalParameter="IN2">
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                    <connection refLocalId="13">
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                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
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                <variable formalParameter="IN1">
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                    <connection refLocalId="32" formalParameter="OUT">
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                  </connectionPointIn>
                </variable>
                <variable formalParameter="IN2">
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                    <connection refLocalId="20">
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                      <position x="572" y="549"/>
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                  </connectionPointIn>
                </variable>
              </inputVariables>
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                <variable formalParameter="OUT">
                  <connectionPointOut>
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              </outputVariables>
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          </LD>
        </body>
      </pou>
      <pou name="initialize_sp" pouType="functionBlock">
        <interface>
          <localVars constant="true">
            <variable name="flow_sp_c">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="13107"/>
              </initialValue>
            </variable>
            <variable name="a_sp_c">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="65535"/>
              </initialValue>
            </variable>
            <variable name="press_sp_c">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="65535"/>
              </initialValue>
            </variable>
            <variable name="over_sp_c">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="65535"/>
              </initialValue>
            </variable>
            <variable name="level_sp_c">
              <type>
                <UINT/>
              </type>
              <initialValue>
                <simpleValue value="65535"/>
              </initialValue>
            </variable>
          </localVars>
          <outputVars>
            <variable name="flow_sp">
              <type>
                <UINT/>
              </type>
            </variable>
            <variable name="a_sp">
              <type>
                <UINT/>
              </type>
            </variable>
            <variable name="press_sp">
              <type>
                <UINT/>
              </type>
            </variable>
            <variable name="over_sp">
              <type>
                <UINT/>
              </type>
            </variable>
            <variable name="level_sp">
              <type>
                <UINT/>
              </type>
            </variable>
          </outputVars>
        </interface>
        <body>
          <LD>
            <block localId="3" typeName="MOVE" height="60" width="60">
              <position x="340" y="0"/>
              <inputVariables>
                <variable formalParameter="IN">
                  <connectionPointIn>
                    <relPosition x="0" y="40"/>
                    <connection refLocalId="4">
                      <position x="340" y="40"/>
                      <position x="325" y="40"/>
                      <position x="325" y="60"/>
                      <position x="310" y="60"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="60" y="40"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="4" height="30" width="60" negated="false">
              <position x="250" y="40"/>
              <connectionPointOut>
                <relPosition x="60" y="10"/>
              </connectionPointOut>
              <expression>a_sp_c</expression>
            </inVariable>
            <outVariable localId="5" height="30" width="50" negated="false">
              <position x="450" y="30"/>
              <connectionPointIn>
                <relPosition x="0" y="10"/>
                <connection refLocalId="3" formalParameter="OUT">
                  <position x="450" y="40"/>
                  <position x="400" y="40"/>
                </connection>
              </connectionPointIn>
              <expression>a_sp</expression>
            </outVariable>
            <block localId="7" typeName="MOVE" height="60" width="60" executionOrderId="0">
              <position x="260" y="80"/>
              <inputVariables>
                <variable formalParameter="IN">
                  <connectionPointIn>
                    <relPosition x="0" y="40"/>
                    <connection refLocalId="8">
                      <position x="260" y="120"/>
                      <position x="245" y="120"/>
                      <position x="245" y="135"/>
                      <position x="270" y="135"/>
                      <position x="270" y="140"/>
                      <position x="260" y="140"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="60" y="40"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="8" height="30" width="90" negated="false" executionOrderId="0">
              <position x="170" y="120"/>
              <connectionPointOut>
                <relPosition x="90" y="20"/>
              </connectionPointOut>
              <expression>flow_sp_c</expression>
            </inVariable>
            <outVariable localId="9" height="30" width="70" negated="false" executionOrderId="0">
              <position x="370" y="100"/>
              <connectionPointIn>
                <relPosition x="0" y="20"/>
                <connection refLocalId="7" formalParameter="OUT">
                  <position x="370" y="120"/>
                  <position x="320" y="120"/>
                </connection>
              </connectionPointIn>
              <expression>flow_sp</expression>
            </outVariable>
            <block localId="11" typeName="MOVE" height="60" width="60" executionOrderId="0">
              <position x="490" y="130"/>
              <inputVariables>
                <variable formalParameter="IN">
                  <connectionPointIn>
                    <relPosition x="0" y="40"/>
                    <connection refLocalId="12">
                      <position x="490" y="170"/>
                      <position x="480" y="170"/>
                      <position x="480" y="180"/>
                      <position x="490" y="180"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="60" y="40"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="12" height="30" width="90" negated="false" executionOrderId="0">
              <position x="400" y="170"/>
              <connectionPointOut>
                <relPosition x="90" y="10"/>
              </connectionPointOut>
              <expression>over_sp_c</expression>
            </inVariable>
            <outVariable localId="13" height="30" width="70" negated="false" executionOrderId="0">
              <position x="600" y="160"/>
              <connectionPointIn>
                <relPosition x="0" y="20"/>
                <connection refLocalId="11" formalParameter="OUT">
                  <position x="600" y="180"/>
                  <position x="575" y="180"/>
                  <position x="575" y="170"/>
                  <position x="550" y="170"/>
                </connection>
              </connectionPointIn>
              <expression>over_sp</expression>
            </outVariable>
            <block localId="15" typeName="MOVE" height="60" width="60" executionOrderId="0">
              <position x="230" y="170"/>
              <inputVariables>
                <variable formalParameter="IN">
                  <connectionPointIn>
                    <relPosition x="0" y="40"/>
                    <connection refLocalId="16">
                      <position x="230" y="210"/>
                      <position x="220" y="210"/>
                      <position x="220" y="220"/>
                      <position x="230" y="220"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="60" y="40"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="16" height="30" width="90" negated="false" executionOrderId="0">
              <position x="140" y="210"/>
              <connectionPointOut>
                <relPosition x="90" y="10"/>
              </connectionPointOut>
              <expression>level_sp_c</expression>
            </inVariable>
            <outVariable localId="17" height="30" width="80" negated="false" executionOrderId="0">
              <position x="340" y="190"/>
              <connectionPointIn>
                <relPosition x="0" y="10"/>
                <connection refLocalId="15" formalParameter="OUT">
                  <position x="340" y="200"/>
                  <position x="305" y="200"/>
                  <position x="305" y="210"/>
                  <position x="290" y="210"/>
                </connection>
              </connectionPointIn>
              <expression>level_sp</expression>
            </outVariable>
            <block localId="19" typeName="MOVE" height="60" width="60" executionOrderId="0">
              <position x="490" y="230"/>
              <inputVariables>
                <variable formalParameter="IN">
                  <connectionPointIn>
                    <relPosition x="0" y="40"/>
                    <connection refLocalId="20">
                      <position x="490" y="270"/>
                      <position x="475" y="270"/>
                      <position x="475" y="280"/>
                      <position x="490" y="280"/>
                    </connection>
                  </connectionPointIn>
                </variable>
              </inputVariables>
              <inOutVariables/>
              <outputVariables>
                <variable formalParameter="OUT">
                  <connectionPointOut>
                    <relPosition x="60" y="40"/>
                  </connectionPointOut>
                </variable>
              </outputVariables>
            </block>
            <inVariable localId="20" height="30" width="90" negated="false" executionOrderId="0">
              <position x="400" y="270"/>
              <connectionPointOut>
                <relPosition x="90" y="10"/>
              </connectionPointOut>
              <expression>press_sp_c</expression>
            </inVariable>
            <outVariable localId="21" height="30" width="80" negated="false" executionOrderId="0">
              <position x="600" y="250"/>
              <connectionPointIn>
                <relPosition x="0" y="10"/>
                <connection refLocalId="19" formalParameter="OUT">
                  <position x="600" y="260"/>
                  <position x="565" y="260"/>
                  <position x="565" y="270"/>
                  <position x="550" y="270"/>
                </connection>
              </connectionPointIn>
              <expression>press_sp</expression>
            </outVariable>
          </LD>
        </body>
      </pou>
    </pous>
  </types>
  <instances>
    <configurations>
      <configuration name="Config0">
        <resource name="Res0">
          <task name="MainTask" priority="0" interval="T#50ms">
            <pouInstance name="instance0" typeName="main"/>
          </task>
          <globalVars>
            <variable name="run_bit" address="%QX0.0">
              <type>
                <BOOL/>
              </type>
            </variable>
          </globalVars>
        </resource>
      </configuration>
    </configurations>
  </instances>
</project>
