Airpac technical and installation manual EN - Carpat Energy

Wiring ExamplesConnection TerminalsBrief descriptions of the inputs and the outputs are summarized as follows.Terminal AssignmentsTerminal AssignmentsG Power supply AC/DC 24 V Q13 Supply 1 (AC 24 V …230 V)G0 Power supply ground Q14 Compressor1PE Safety ground Q24 Compressor2Q34 Indoor water pumpX1 Inlet water temperature of indoor side Q44 Condenser fanX2 Outlet water temperature of indoor side Q54 4-way valveX3 Atmospheric temperature of outdoor Q64 BoilerX4 Hot water temperatureX5 Condenser temperature Q23 Supply 2 (AC 24 V …230 V)X6 evaporating temperature Q74 3 way valveGND Common reference point for analogue input Q84 Alarm+5 V DC 5 V power output for active sensor Y1 Condenser fan 2+24 V DC 24 V power output for active sensor GND Common reference pointD1Water flow switchY2Analogue output 2, 0...10 VD2 Low pressure switch A+ A+ connector for RS485D3 high pressure switch B- B- connector for RS485D4 Air condition switch GND Optional for RS485 communicationD5 Hot water switch RJ45Service interface for parametersuploading and downloadingM Common reference point for digital inputwww.joliet‐europe.cominfo@joliet‐europe.com