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C0240111-04-05-GB
ANNEX 2 : INPUT/OUTPUT TABLE
“S” HARDWARE:
WATER-AIR UNIT with “S” axial fans
WATER-AIR UNIT with “S” centrifuge fans
Digital inputs
ID1
ID2 Circuit 2 high pressure switch
ID3 Circuit 1 low pressure switch
ID4 Circuit 2 low pressure switch
ID5 Compressor 1 thermal protection
Compressor 2 thermal protection
ID7 Evaporator flow meter / thermal protection
ID8
Analogue inputs
B1 Evaporator inlet water temperature
B2 Evaporator outlet water temperature
Circuit 1 high pressure transducer
B4 Circuit 2 high pressure transducer
B5
B6 Remote Summer/Winter
Digital outputs
NO1 Pump 1
Compressor 1
NO3 Compressor 2
NO4
NO5 Circuit 1 cycle reversal valve
Circuit 2 cycle reversal valve
NO7
Circuit 1 high pressure switch
ID6
Remote on/off
B3
Compressors enable
NO2
NO6
General alarms cumulative
NO8 Evaporator antifreeze heating element
Analogue outputs
Y1 Circuit 1 speed adjustment
Y2 Circuit 2 speed adjustment
Y3
Y4
Digital inputs
ID1 Circuit 1 high pressure switch
Circuit 2 high pressure switch
ID3 Circuit 1 low pressure switch
ID4 Circuit 2 low pressure switch
ID5 Compressor 1 thermal protection
Compressor 2 thermal protection
ID7 Evaporator flow meter / thermal protection
ID8 Remote on/off
Analogue inputs
B1 Evaporator inlet water temperature
B2 Evaporator outlet water temperature
B3 Circuit 1 high pressure transducer
B4 Circuit 2 high pressure transducer
B5 Fans thermal relay
B6 Remote Summer/Winter
Digital outputs
NO1 Pump 1
NO2 Compressor 1
NO3 Compressor 2
NO4 Condensation fans
NO5 Circuit 1 cycle reversal valve
NO6 Circuit 2 cycle reversal valve
NO7 General alarms cumulative
NO8 Evaporator antifreeze heating element
Analogue outputs
Y1 Speed adjustment
Y2
Y3
Y4
ID2
ID6
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