Air-to-water Heat Pump
38
MONOBLOC
TYPE
Silk Screen Introduction
X29 Water pump of the water tank
X30 Reserved
X31 Field supplied 3-way valve 1
X32 Reserved
X33 Electric three-way valve 2 open
X34 Electric three-way valve 2 closed
CN18 Build-in water pump signal(PWM)
CN19 Back-up water pump signal(PWM)-eld supply
CN15 20K temperature sensor (inlet water)
CN15 20K temperature sensor (outlet water)
CN15 20K temperature sensor (refrigerant liquid line)
CN16 20K temperature sensor (refrigerant vapor line)
CN16 10K temperature sensor (leaving water for the optional electric heater)
CN16 Rreserved
CN8 Remote room temperature sensor
CN9 Water tank temperature sensor
CN7 Rreserved
CN6 Rreserved
CN5 Rreserved
CN20 Thermostat
CN21 Detection to welding protection for the optional electric heater 1
CN22 Detection to welding protection for the optional electric heater 2
CN23 Detection to welding protection for the water tank electric heater
CN24 Gate-control detection
CN25 Flow switch
CN26 Reserved
CN3 Communication with outdoor unit
CN1 Anode
CN4 Communication with control panel
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