– 34 –
Inverter Air-to-Water Heat Pump
Parameter List
Parameters Meaning Explanation Range SI Range Imp.
Modbus
address
Factory Setting Level Notes
A Safety Paramaters
A01 Antifreeze Temp
Freeze protection
Temperature
-10-10˚C 15-50F 1040 5 C 41.0 F Factory
A02
Antifreeze Low
Pressure
Freeze protection
Pressure
0-10bar 0-10 bar 1041 0bar 0.0 bar Factory
A03
Antifreeze Temp
Difference
Freeze Protection
Differential
0-10˚C 0-18F 1042 2 C 3.6 F Factory
A04
Shutdown Ambient
Temp
Minimum Ambient
Temperature
30-10˚C -22 - 50F 1043 -20 C -4.0 F Factory
A05
Exhaust Temp
Protect Setup
Max Discharge
Temperature
80-130˚C 176-266F 1044 110 C 230.0 F Factory
D Defrost Parameters
D01
Exit Defrosting
Setpoint
End Defrosting
Temperature
1-40˚C 34.8-104F 1101 13˚C 55.4 F Factory
D02
Exit Defrosting
Pressure
End Defrosting
Pressure
1-25bar 1-25 Bar 1102 25 25.0 Bar Factory
D03 Defrosting Cycle
Minimum time
between two
Defrost Cycles
1-90M 1-90M 1103 45M 45.0 min
Factory/
client
D04
Max Defrosting
Time
Maximum duration
of a Defrost Cycle
1-20M 1-20M 1104 8M 8.0 MIN
Factory/
client
D05
Sliding High Point
Under LP
Defrost curve Top
Press
1-20Bar 1-20Bar 1105 53bar 5.3 Bar
Factory
D06
Sliding Low Point
Under LP
Defrost curve
Bottom Press
1-20Bar 1-20Bar 1106 28bar 2.8 Bar Factory
D07
Sliding High Point
of AT
Defrost Curve
Hight Temp
-10-10˚C 1107 2˚C 34.8 F Factory
D08
Sliding Low Point
of AT
Defrost Curve Low
Temp
-30-10˚C 1108 -15˚ C 5.0 F Factory
D09 Sliding Defrost
Ambient
dependent defrost
0-No/1-Yes 0-1 1109 1 1 Factory
D10 Electric Heater
Electric heat during
defrost
0-No/1-Yes 0-1 1110 0 0 Factory
D11 Defrost Frequency
Compr Freq during
Defrost
0-90hz 0-90 Hz 1111 70hz 70 Hz
F Fan Speed Parameters
F01
Max Speed in
Heating
Max Fan Speed in
Heating
0-2000rpm 0-2000rpm 1059 1050rpm 1050 RPM Factory
F02
Min Speed in
Heating
Min Fan Speed in
Heating
0-2000rpm 0-2000rpm 1060 300rpm 300 RPM Factory
F03
LP of Suction For
Heating
Suc Pressure for
Max in Heating
0-20bar 0-20bar 1061 40 bar 4.0 Bar Factory
F04
HP of Suction For
Heating
Suc Pressure for
Min in Heating
0-20bar 0-20bar 1062 110bar 11.0 Bar Factory
F05
Max Speed in
Cooling
Max Fan Speed in
Cooling
0-2000rpm 0-2000rpm 1063 1050rpm 1050 RPM Factory
F06
Min Speed in
Cooling
Min Fan Speed in
Cooling
0-2000rpm 0-2000rpm
1064 300rpm 300 RPM Factory
F07
HP of Exhaust For
Cooling
Disch Press for
Max in Cooling
0-50bar 0-50bar 1065 33bar 33.0 Bar Factory
F08
LP of Exhaust For
Cooling
Disch Press for
Min in Cooling
0-50bar 0-50bar 1066 15bar 15.0 Bar Factory
F10 Timer Mute Quiet Mode On/Off 0-No/1-Yes 0-No/1-Yes 1068 0 0 * Factory
F11
Mute Timer Start
Hour
Quiet Mode Start
time (24hr clock)
0-23hr 0-23hr 1069 0hr 0 hr Factory
F12
Mute Timer End
Hour
Quiet Mode End
time (24hr clock)
0-23hr 0-23hr 1070 0hr 0 hr Factory
F13 Mute Mode Speed
Max fan speed in
Quiet Mode
300-1300rpm 300-1300rpm 1071 600rpm 600 RPM Factory
F15 Fan Motor Type
Number of
condenser fans
0- High /1-
DC Single Fan
/2- DC
Single Fan
0 to 2 1073 2 ea. Factory
1 SIM-036
2 SIM-060
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