The heat pump cannot be started in the event of an active alarm.
-
BRINE PUMP 0 = stop the brine pump
1 = start the brine pump. If the value for Optimum is set to On the value can be controlled between 30
– 100.
-
CIRC. PUMP 0 = stop the circulation pump
1 = start the circulation pump If the value for Optimum is set to On the value can be controlled be-
tween 30 – 100.
-
REV.V. HOT WATER 0 = heating mode for the exchange valve
1 = hot water mode for the exchange valve
-
SHUNT - = closes shunt
0 = shunt unaffected
+ = opens shunt
-
SYSTEM SHUNT Only at buffer tank
- = closes shunt
0 = shunt unaffected
+ = opens shunt
-
HGW-SHUNT - = closes shunt
0 = shunt unaffected+ = opens shunt
-
AUX. HEAT 1 0 = stop aux. heater step 1
1 = start aux. heater step 1
-
AUX. HEAT 2 0 = stop aux. heater step 2
1 = start aux. heater step 2
-
AUX. HEAT 3 0 = stop aux. heater step 3
1 = start aux. heater step 3
-
EXT.AUX.HEATER 0 = stop external auxiliary heater
1 = start external auxiliary heater
-
EXT.CIRC. PUMP 0 = stop circulation pump
1 = start circulation pump
-
SHUNT DEFR - = opens flow from defrosting tank
0 = shunt unaffected
+ = closes flow from defrosting tank
-
FAN L 0 = stop fan
1 = start fan at low speed
-
FAN H 0 = stop fan
1 = start fan at high speed
-
EXT. AUX. HEATER 0 = 0V on plinth 283
1 = control voltage 230V on plinth 283
-
ALARM 0 = stop signal on output External alarm
1 = start signal on output External alarm
-
SHUNT COOLING - = closes shunt
0 = shunt unaffected
+ = opens shunt
-
SHUNT GROUP - = closes shunt
0 = shunt unaffected
+ = opens shunt
-
Installation Guide Domestic heat pumps
Danfoss Heating Solutions VMGFQ102
45
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