Proportional speed control FA01 = 4
CUT-OFF differential in heat pump. To set a temperature/pressure
differential to stop the fan.
ON/OFF regulation FA01 = 2/3
Differential step circuit n° 2
0.1
1
0.0
0
25.0
45
14.0
203
°C
°F
Bar
Psi
Dec
int
Dec
int
FA 22
Over ride CUT- OFF in Heat pump. To set a temperature/pressure
differential to keep the minimum fan speed.
0.1
1
0.0
0
25.0
45
14.0
203
°C
°F
Bar
Psi
Dec
int
Dec
int
FA 23
Night speed in Heat pump. To set the maximum fan speed
percentage value (30..100%), it is related to the fan power supply.
30 100 %
Hot start
FA 24
ON/OFF regulation FA01 = 2/3
SETpoint step n° 3
50.0
-58
0.0
0
70.0
158
50.0
725
°C
°F
Bar
Psi
Dec
int
Dec
int
Pr1
Password 0 999
Pr2
Password 0 999
Pr3
Password 0 999
Antifreeze heaters – Integration heating - boiler
Param
eter
Description min max m. u. Risolu
zione
Ar 1
Anti-freeze heaters/integration heating setpoint for air/air unit in
Chiller mode.
To set a temperature value, below this value the anti-freeze relay is
activated.
50.0
-58
70.0
158
°C
°F
Dec
int
Ar 2
Regulation band for antifreeze in Chiller mode.
0.1
0
25.0
45
°C
°F
Dec
Int
Ar 3
Set Anti-freeze heaters/integration heating setpoint for air/air unit in
HP mode.
To set a temperature value, below this value the anti-freeze relay is
activated.
50.0
-58
70.0
158
°C
°F
Dec
int
Ar 4
Regulation band for antifreeze in Heat Pump mode 0.1
0
25.0
45
°C
°F
Dec
int
Ar 5
Antifreeze heaters / integration heating in defrost
0= ON only with thermoregulation control
1= ON with thermoregulation and during the defrosting cycle
0 1
Ar 6
Probe selection for antifreeze heaters / integration heating in Chiller
mode
0= Not enabled
1= Evaporator inlet
2= Evaporator outlet 1 and 2
3= Evaporator outlet 1 and 2 and common outlet
0 3
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