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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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<comment localId="86" height="39" width="763">
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<xhtml:p><![CDATA[If run_bit=0, then stop the process by setting everything to a safe state]]></xhtml:p>
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<variable formalParameter="scaled_real">
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<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">
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<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"/>
</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>
<connectionPointOut formalParameter="">
<relPosition x="3" y="220"/>
</connectionPointOut>
<connectionPointOut formalParameter="">
<relPosition x="3" y="260"/>
</connectionPointOut>
<connectionPointOut formalParameter="">
<relPosition x="3" y="300"/>
</connectionPointOut>
<connectionPointOut formalParameter="">
<relPosition x="3" y="340"/>
</connectionPointOut>
<connectionPointOut formalParameter="">
<relPosition x="3" y="380"/>
</connectionPointOut>
</leftPowerRail>
<inVariable localId="3" height="27" width="103" negated="false">
<position x="163" y="459"/>
<connectionPointOut>
<relPosition x="103" y="13"/>
</connectionPointOut>
<expression>pressure_real</expression>
</inVariable>
<inVariable localId="4" height="27" width="124" negated="false">
<position x="185" y="413"/>
<connectionPointOut>
<relPosition x="124" y="13"/>
</connectionPointOut>
<expression>override_sp_real</expression>
</inVariable>
<inVariable localId="5" height="27" width="83" negated="false">
<position x="430" y="514"/>
<connectionPointOut>
<relPosition x="83" y="13"/>
</connectionPointOut>
<expression>override_k</expression>
</inVariable>
<outVariable localId="8" height="27" width="121" negated="false">
<position x="915" y="418"/>
<connectionPointIn>
<relPosition x="0" y="13"/>
<connection refLocalId="84" formalParameter="OUT">
<position x="915" y="431"/>
<position x="892" y="431"/>
</connection>
</connectionPointIn>
<expression>sp_update</expression>
</outVariable>
<block localId="50" typeName="scale_to_real" instanceName="scale_to_real7" height="120" width="205" executionOrderId="0">
<position x="315" y="97"/>
<inputVariables>
<variable formalParameter="raw_input_value">
<connectionPointIn>
<relPosition x="0" y="36"/>
<connection refLocalId="53">
<position x="315" y="133"/>
<position x="251" y="133"/>
<position x="251" y="114"/>
<position x="187" y="114"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="real_max">
<connectionPointIn>
<relPosition x="0" y="69"/>
<connection refLocalId="51">
<position x="315" y="166"/>
<position x="264" y="166"/>
<position x="264" y="177"/>
<position x="213" y="177"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="real_min">
<connectionPointIn>
<relPosition x="0" y="102"/>
<connection refLocalId="52">
<position x="315" y="199"/>
<position x="275" y="199"/>
<position x="275" y="227"/>
<position x="227" y="227"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="scaled_real">
<connectionPointOut>
<relPosition x="205" y="36"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="51" height="27" width="106" negated="false" executionOrderId="0">
<position x="107" y="164"/>
<connectionPointOut>
<relPosition x="106" y="13"/>
</connectionPointOut>
<expression>pressure_max</expression>
</inVariable>
<inVariable localId="52" height="27" width="103" negated="false" executionOrderId="0">
<position x="124" y="214"/>
<connectionPointOut>
<relPosition x="103" y="13"/>
</connectionPointOut>
<expression>pressure_min</expression>
</inVariable>
<inVariable localId="53" height="27" width="70" negated="false">
<position x="117" y="101"/>
<connectionPointOut>
<relPosition x="70" y="13"/>
</connectionPointOut>
<expression>pressure</expression>
</inVariable>
<outVariable localId="54" height="27" width="103" negated="false">
<position x="557" y="118"/>
<connectionPointIn>
<relPosition x="0" y="13"/>
<connection refLocalId="50" formalParameter="scaled_real">
<position x="557" y="131"/>
<position x="538" y="131"/>
<position x="538" y="133"/>
<position x="520" y="133"/>
</connection>
</connectionPointIn>
<expression>pressure_real</expression>
</outVariable>
<inVariable localId="59" height="27" width="61" negated="false">
<position x="323" y="710"/>
<connectionPointOut>
<relPosition x="61" y="13"/>
</connectionPointOut>
<expression>curr_sp</expression>
</inVariable>
<block localId="60" typeName="scale_to_real" instanceName="scale_to_real0" height="80" width="205">
<position x="478" y="682"/>
<inputVariables>
<variable formalParameter="raw_input_value">
<connectionPointIn>
<relPosition x="0" y="30"/>
<connection refLocalId="59">
<position x="478" y="712"/>
<position x="416" y="712"/>
<position x="416" y="723"/>
<position x="384" y="723"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="real_max">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="61">
<position x="478" y="732"/>
<position x="445" y="732"/>
<position x="445" y="756"/>
<position x="349" y="756"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="real_min">
<connectionPointIn>
<relPosition x="0" y="70"/>
<connection refLocalId="62">
<position x="478" y="752"/>
<position x="456" y="752"/>
<position x="456" y="797"/>
<position x="429" y="797"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="scaled_real">
<connectionPointOut>
<relPosition x="205" y="30"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="61" height="27" width="77" negated="false">
<position x="272" y="743"/>
<connectionPointOut>
<relPosition x="77" y="13"/>
</connectionPointOut>
<expression>flow_max</expression>
</inVariable>
<inVariable localId="62" height="27" width="74" negated="false">
<position x="355" y="784"/>
<connectionPointOut>
<relPosition x="74" y="13"/>
</connectionPointOut>
<expression>flow_min</expression>
</inVariable>
<outVariable localId="63" height="27" width="121" negated="false">
<position x="722" y="687"/>
<connectionPointIn>
<relPosition x="0" y="13"/>
<connection refLocalId="60" formalParameter="scaled_real">
<position x="722" y="700"/>
<position x="711" y="700"/>
<position x="711" y="712"/>
<position x="683" y="712"/>
</connection>
</connectionPointIn>
<expression>curr_sp_real</expression>
</outVariable>
<inVariable localId="66" height="27" width="82" negated="false">
<position x="122" y="918"/>
<connectionPointOut>
<relPosition x="82" y="13"/>
</connectionPointOut>
<expression>sp_update</expression>
</inVariable>
<block localId="67" typeName="LIMIT" height="80" width="69">
<position x="459" y="862"/>
<inputVariables>
<variable formalParameter="MN">
<connectionPointIn>
<relPosition x="0" y="30"/>
<connection refLocalId="69">
<position x="459" y="892"/>
<position x="449" y="892"/>
<position x="449" y="869"/>
<position x="454" y="869"/>
<position x="454" y="854"/>
<position x="418" y="854"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="85" formalParameter="OUT">
<position x="459" y="912"/>
<position x="385" y="912"/>
<position x="385" y="886"/>
<position x="312" y="886"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="MX">
<connectionPointIn>
<relPosition x="0" y="70"/>
<connection refLocalId="68">
<position x="459" y="932"/>
<position x="447" y="932"/>
<position x="447" y="929"/>
<position x="453" y="929"/>
<position x="453" y="938"/>
<position x="403" y="938"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="69" y="30"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="68" height="27" width="77" negated="false">
<position x="326" y="925"/>
<connectionPointOut>
<relPosition x="77" y="13"/>
</connectionPointOut>
<expression>150.0</expression>
</inVariable>
<inVariable localId="69" height="27" width="74" negated="false">
<position x="344" y="841"/>
<connectionPointOut>
<relPosition x="74" y="13"/>
</connectionPointOut>
<expression>50.0</expression>
</inVariable>
<inVariable localId="72" height="27" width="30" negated="false">
<position x="765" y="449"/>
<connectionPointOut>
<relPosition x="30" y="13"/>
</connectionPointOut>
<expression>0.0</expression>
</inVariable>
<block localId="73" typeName="DIV" height="60" width="68">
<position x="388" y="1005"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="30"/>
<connection refLocalId="77">
<position x="388" y="1035"/>
<position x="349" y="1035"/>
<position x="349" y="1010"/>
<position x="266" y="1010"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="74">
<position x="388" y="1055"/>
<position x="368" y="1055"/>
<position x="368" y="1094"/>
<position x="352" y="1094"/>
<position x="352" y="1112"/>
<position x="250" y="1112"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="68" y="30"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="74" height="27" width="46" negated="false">
<position x="204" y="1099"/>
<connectionPointOut>
<relPosition x="46" y="13"/>
</connectionPointOut>
<expression>500.0</expression>
</inVariable>
<block localId="75" typeName="MUL" height="60" width="68">
<position x="530" y="1022"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="30"/>
<connection refLocalId="73" formalParameter="OUT">
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<position x="505" y="1052"/>
<position x="505" y="1035"/>
<position x="456" y="1035"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="78">
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<position x="520" y="1072"/>
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<position x="506" y="1107"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="68" y="30"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
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<connectionPointIn>
<relPosition x="0" y="13"/>
<connection refLocalId="67" formalParameter="OUT">
<position x="586" y="850"/>
<position x="544" y="850"/>
<position x="544" y="892"/>
<position x="528" y="892"/>
</connection>
</connectionPointIn>
<expression>product_sp_real</expression>
</outVariable>
<inVariable localId="77" height="27" width="121" negated="false">
<position x="145" y="997"/>
<connectionPointOut>
<relPosition x="121" y="13"/>
</connectionPointOut>
<expression>product_sp_real</expression>
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<inVariable localId="78" height="27" width="62" negated="false">
<position x="444" y="1094"/>
<connectionPointOut>
<relPosition x="62" y="13"/>
</connectionPointOut>
<expression>65535.0</expression>
</inVariable>
<block localId="79" typeName="REAL_TO_UINT" height="40" width="113">
<position x="627" y="1019"/>
<inputVariables>
<variable formalParameter="IN">
<connectionPointIn>
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<connection refLocalId="75" formalParameter="OUT">
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</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
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</connectionPointOut>
</variable>
</outputVariables>
</block>
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<connectionPointIn>
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<connection refLocalId="79" formalParameter="OUT">
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<position x="770" y="1055"/>
<position x="770" y="1049"/>
<position x="740" y="1049"/>
</connection>
</connectionPointIn>
<expression>product_sp</expression>
</outVariable>
<inVariable localId="83" height="27" width="94" negated="false">
<position x="118" y="850"/>
<connectionPointOut>
<relPosition x="94" y="13"/>
</connectionPointOut>
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<INT/>
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<variable name="real_in">
<type>
<REAL/>
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</variable>
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<outputVars>
<variable name="uint_out">
<type>
<UINT/>
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</variable>
</outputVars>
</interface>
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<UINT/>
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<variable name="level_sp">
<type>
<UINT/>
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<variable name="curr_pos">
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<UINT/>
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<variable name="new_pos">
<type>
<UINT/>
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<type>
<TIME/>
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<variable name="level_ti">
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<REAL/>
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<variable name="scale_to_real0">
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<variable name="level_max">
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<REAL/>
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<REAL/>
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<variable name="pos_min">
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<REAL/>
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<REAL/>
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<REAL/>
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<variable name="pos_update_real">
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<variable name="scale_to_real1">
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<derived name="scale_to_real"/>
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<type>
<derived name="scale_to_real"/>
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<variable name="scale_to_uint0">
<type>
<derived name="scale_to_uint"/>
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</body>
</pou>
</pous>
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<configuration name="Config0">
<resource name="Res0">
<task name="MainTask" priority="0" interval="T#50ms">
<pouInstance name="instance0" typeName="main"/>
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<globalVars>
<variable name="run_bit" address="%QX0.0">
<type>
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</configuration>
</configurations>
</instances>
</project>
root