User manual

1592022700 User manual iCHILL 200CX Rel. 1.0 22/04/2009
Pg.92/114
FA 21 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
Hot start setpoint 50.0
-58
70.0
158
°C
°F
Dec
int
FA 25
Hot start differential 0.0
0
25.0
45
°C
°F
Dec
int
3 step condenser Fan in Chiller mode
FA 26 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
3 4 step condenser Fan in heat pump
FA 27 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
Parameter Description min max m. u. Risoluzione
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
Ar 7
Probe selection for antifreeze heaters / integration heating in Heat Pump mode
0= Not enabled
1= Evaporator inlet.
2= Evaporator outlet 1 and 2.
3= Evaporator outlet 1 and 2 and common outlet.
0 3
Ar 8
Thermoregulation probe for anti-freeze / condenser heaters.
0= not enabled.
1= Condenser common water inlet probe.
2= Condenser common water inlet and condenser inlet 1 / 2 probe.
3= Condenser water outlet 1 / 2 probe.
4= Condenser water outlet 1 / 2 and common outlet.
0 4
Ar 9
Anti-freeze heaters control with unit in remote OFF or stand-by mode:
0= Control not enable
1=Controlled by anti-freeze thermoregulation.
0 1
Ar 10
Anti-freeze heaters control for condenser/evaporator faulty probe:
0= Anti-freeze heaters OFF
1= Anti-freeze heaters ON
0 1
Boiler function
Ar 11
Boiler function
0=Not enabled
1=Enabled for integration heating
2= Enabled for heating
0 2
Ar 12
External air temperaure setpoint for boiler heaters -50.0
-58
70.0
158
°C
°F
Dec
int
Ar 13
Temperature differential for boiler heaters 0
0
25.0
45
°C
°F
Dec
int