Flow switch status
111
This code displays the Flow Switch status:
0. Water not “owing
1. Water “owing
-
-
-
Heat climatic curve
number
112
This code is use to select the heat climatic curve number:
0. No predefined climatic curve (Installer has to draw CC)
1-12. Refers to Control panel manuals for climatic curve details.
0
12
0
Heat water set-point
113
This code is use to set the fixed heating water set-point.
20°C
60°C
45°C
Eco heat temperature
reduction
114
This code is use to set the temperature reduction value for fixed heating water
set-point when the unit is in ECO mode.
1°C
20°C
5°C
Cool water set-point
115
This code is use to set the fixed cooling water set-point.
4°C
25°C
7°C
Eco cool temperature
reduction
116
This code is use to set the temperature reduction value for fixed cooling water
set-point when the unit is in ECO mode.
1°C
10°C
5°C
Cool climatic number
117
This code is use to select the cool climatic curve number:
0. No predefined climatic curve (Installer has to draw CC)
1 - 2. Refers to Control panel manuals for climatic curve details
0
2
0
Min outdoor air tempera-
ture heating
118
This code is use to select the minimum outdoor temperature of the heating
climatic curve, depending on the country where the system is installed.
20°C
+10°C
-7°C
Max outdoor air tempera-
ture heating
119
This code is use to select the maximum outdoor temperature of the heating
climatic curve.
10°C
30°C
20°C
Min water temperature
heating
120
This code is use to select the minimum water temperature of the heating climatic
curve.
20°C
60°C
40°C
Max water temperature
heating
121
This code is use to select the maximum water temperature of the heating climatic
curve.
20°C
60°C
55°C
Max outdoor air tempera-
ture cooling
122
This code is use to select the maximum outdoor temperature of the cooling
climatic curve, depending on the country where the system is installed.
24°C
46°c
40°C
Min outdoor air tempera-
ture cooling
123
This code is use to select the minimum outdoor temperature of the cooling
climatic curve.
0°C
30°C
22°C
Min water temperature
cooling
124
This code is use to select the minimum water temperature of the cooling climatic
curve.
4°C
20°C
4°C
Max water temperature
cooling
125
This code is use to select the maximum water temperature of the cooling climatic
curve.
4°C
20°C
12°C
Gmc oat thermistor
126
This code is use to define if GMC OAT thermistor is installed or not
1. GMC thermistor installed
2. GMC thermistor not installed
1
2
2
To sensor value
127
This code displays the outdoor air temperature value read by the TO sensor.
-
-
-
Lock
Te sensor value
128
This code displays the refrigerant temperature value read by the TE sensor.
-
-
-
Lock
Ts sensor value
129
This code displays the suction temperature value read by the TS sensor.
-
-
-
Lock
Td sensor value
130
This code displays the discharge temperature value read by the TD sensor.
-
-
-
Lock
Cdu mode
131
This code displays the actual Heat Pump operating mode:
1. Off
2. Cool
3 Heat
4. Fail
5. Defrost
-
-
-
Lock
Max compressor fre-
quency
132
This code displays the maximum compressor frequency calculated by GMC
control board.
-
-
-
Lock
Requested frequency
133
This code displays the requested frequency by the system control.
-
-
-
Lock
Real frequency
134
This code displays the real compressor frequency
-
-
-
Lock
Compressor runtime
135
This code displays the working on hours of the compressor.
-
-
-
Lock
Cdu capacity
136
This code displays the nominal heat pump capacity [kW].
-
-
-
Lock
Ewt sensor value
137
This code displays the Entering Water Temperature read by the EWT sensor.
-
-
-
Lock
Lwt sensor value
138
This code displays the Leaving Water Temperature read by the LWT sensor.
-
-
-
Lock
Tr sensor value
139
This code displays the refrigerant temperature value read by the TR sensor.
-
-
-
Lock
System mode
140
This code displays the operating mode requested by the System Control:
0. Off
1. Stand by
2. Cooling
3. Heating
4. N.A.
5. N.A.
6. Rating Heating
7. Rating Cooling
8. Freeze Protection
9. Defrost
10. High Temperature Protection
11. Time guard
12. System Fail
-
-
-
Lock
Def module
141
This code displays the list of the all fault codes detected by the outdoor unit. If no
fault are occurring, no codes will be displayed.
-
-
-
Lock
Gmc software version
142
This code displays the GMC Software Version
-
-
-
Lock
Gmc software release
143
This code displays the GMC Software Release
-
-
-
Lock
Water pump runtime
144
This code displays the working on hours of the water pump.
-
-
-
Lock
Current water set-point
145
This code displays the current water set-point defined by the system control.
-
-
-
Lock
Dry contact off
146
This code is use to set the different OFF logics:
1. Standard OFF
2. Controlled Off Cycle (only if HP is controlled by dry contact)
1
2
1
Alarm / satisfied air room
temperature
147
This code is use to select the output connected at PIN 5 on terminal strip:
1. Alarm signal
2. Signal of reached air temperature set-point
1
2
1
External heat source oat
limit
148
This code is use to set the OAT threshold value under which only the external heat
source will be operative as per algorithm. (Stop HP)
-20°C
65°C
-20°C
Temperature list
149
This code is use to set which temperature the Control panel shall display in
temperature zone.
1. Indoor air temperature
2. Leaving water temperature (from LWT sensor)
3. Entering water temperature (from EWT sensor)
4. Refrigerant temperature (from TR sensor)
1
7
1
Auxiliary oat limit
150
This code is use to set the OAT threshold value under which both the heat pump
and the external heat source will be operative as per algorithm.
-20°C
30°C
0°C
Auxiliary delay
151
This code is use to set the delay time after which, when (temperature set in code
148) < OAT < (temperature set in code 150), the external heat source will switch
on . The counting of the time starts when the activation of the EHS is required
as per algor
1 Min
60 Min
10 Min
Auxiliary hysteresis
152
This code is use to set the hysteresis temperature needed to activate the external
heat source.
1°C
20°C
5°C
Sanitary hot water in off
mode
153
This code is use to define if, when system mode is off, the sanitary hot water logic
can be activated:
1. Yes, SHW logic is always actives
2. No, SHW logic can be activated only in Heat or Cool mode
1
2
1
32
