
C0240111-04-05-GB
“B” HARDWARE (for hermetic compressors)
Water/air chiller with “B” axial fans
Water/air chiller with “B” centrifuge fans
Digital inputs
ID1 Circuit 1 high pressure switch
ID2 Circuit 2 high pressure switch
ID3 Remote on/off
ID4 Remote Summer/Winter
ID5 Evaporator flow switch
ID6 Circuit 1 low pressure switch
ID7 Circuit 2 low pressure switch
ID8 Compressor 1 thermal protection
ID9 Compressor 2 thermal protection
Pump 1 thermal protection
ID11 Fans thermal relay
ID12 Phase sequence
ID13 General enable
ID14 Pump 2 thermal protection
ID15 Compressors enable
Analogue inputs
Circuit 1 high pressure transducer
B2 Circuit 2 high pressure transducer
B3 Evaporator inlet water temperature
B4 Evaporator outlet 1 water temperature
B5 Evaporator outlet 2 water temperature
B6
B7 External temperature
B8 Setpoint variation (4-20mA)
Digital outputs
NC1 Evaporator antifreeze heating element
NO2 Circuit 1 cycle reversal valve
NO3 Circuit 2 cycle reversal valve
NO4
NO5 Pump 1
NO6 Compressor 1
NO7
General alarms cumulative
NO9 Pump 2
NO10 Ventilation step 1
NO11 Ventilation step 2
NO12
Analogue outputs
Y1 Circuit 1 speed adjustment (PWM)
Y2 Circuit 2 speed adjustment (PWM)
Digital inputs
ID1 Circuit 1 high pressure switch
ID2 Circuit 2 high pressure switch
ID3 Remote on/off
Remote Summer/Winter
ID5 Evaporator flow switch
ID6 Circuit 1 low pressure switch
ID7 Circuit 2 low pressure switch
ID8 Compressor 1 thermal protection
ID9 Compressor 2 thermal protection
Pump 1 thermal protection
ID11 Fans thermal relay
ID12 Phase sequence
ID13 General enable
Pump 2 thermal protection
Compressors enable
Analogue inputs
B1 Circuit 1 high pressure transducer
B2 Circuit 2 high pressure transducer
B3 Evaporator inlet water temperature
B4 Evaporator outlet 1 water temperature
B5 Evaporator outlet 2 water temperature
B6
B7 External temperature
Setpoint variation (4-20mA)
Digital outputs
NC1 Evaporator antifreeze heating element
NO2 Circuit 1 cycle reversal valve
NO3 Circuit 2 cycle reversal valve
NO4 Main fan step
NO5 Pump 1
NO6 Compressor 1
NO7 Compressor 2
NO8 General alarms cumulative
NO9 Pump 2
NO10 Ventilation step 1
NO11
NO12 Ventilation step 3
Analogue outputs
Y1 Speed adjustment (PwM)
Y2
ID4
ID10
ID10
ID14
ID15
B1
B8
Compressor 2
NO8
Ventilation step 2
Ventilation step 3
89