mCq pCO - Standard + Heat Pump - McQuay

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Conditioning: pCO Standard chiller + heat pump User Guide ver. 2.9 02/11/99Main CardThe controller's card is the heart of the entire system since it contains the microprocessor thatperforms the control algorithm.GG041J9J8B86+24VdcB72B63J15J14AVSSB5B45AVSSVG0B3VG1B2Y1AVSSY0B1ID11RIDCM2ID10ID11ID9ID8ID12RID7ID6R11ID12NOCNCR117IDCM1ID5ID4ID3ID2R10NOCNCR10R1ID1CNOR1R9NOCNCR9R2CNOR2R8NOCR8R3CNOR3R7NOCR7R4CNOR4R6NOCR6R5CNOR5R13NOCR13R12CNOR12Components of the Main Card(1) Power supply connector 24 Vac(2) Telephone connector to the terminal unit (RS485) or to local network connection(3) Clock card (optional)(4) RS422 optoisolated card for serial line connection to supervisory/telemaintenance systems(5) Pin strips to be positioned as follows, depending on your application requirements:J8: position 1-2 for connecting the card to a terminal unit or to thesupervisor; position 2-3 just allows a local network connectionJ9: position 1-2 enables remote reset from the supervisor;J14: position 1-2 enables tension input B5,position 2-3 enables current input B5.J15: position 1-2 enables tension input B6,position 2-3 enables current input B6.(6) Program Eprom.(7) Output relaysRxx:Relay output connectorsPag.8/61
Conditioning: pCO Standard chiller + heat pump User Guide ver. 2.9 02/11/99No:ormally open contactNc:Normally closed contactC: Common referenceID:Digital inputsIDCM: Common for digital inputsBx:Analogue inputAVSS: Reference for analogue inputsYx:Analogue outputsVG1/0: Analogue outputs power source 24VTechnical specificationsMAIN CARD - MECHANICAL SPECIFICATIONSCard, 16.5 DIN modulesFasteners107 x 292,5 mm6 fastners {\SIMBOLO 198 \f "Symbol"} 4 mm plus optionalsupport for DIN rail mountingTerminal blockTypemale/female plug-in connectorsMax. current16 AMax. voltage250 VacMax. cable section 2,5 mm 2CONNECTION TO KEYPAD - DISPLAY UNIT (see figure)TypeConnectorDriverDistanceAsyncronous, half duplex, 2-wire leadtelephone-type 6-way leadbalanced differential CMR 7 V (type RS422)max. 1 KmAlternatively, Carel local network connection available. In this case interfacing the unit to thesupervisory system will not be possible.Pag.9/61
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mCq pCO - Standard + Heat Pump - McQuay

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