
1592015300 User manual iCHILL 200 L GB r1.3 09/09/2005
Pg.40/106
AL 14 Configuration
0= Not enabled
1= Only for chiller
2= Only for heat pump
3= For both chiller and heat pump
0 3
AL 15 “Flow switch / supply fan overload” alarm delay after pump/fun activation. 0 250 Sec
AL 16 Maximum number of “flow switch/supply fan” alarm events
Always manual reset if AL16 = 0
Always automatic reset if AL16 =16
From automatic to manual reset if AL16 =1..15
0/1 16
AL 17 Minimum “Flow switch / supply fan overload” active time duration. 0 250 Sec
AL 18 Minimum “Flow switch / supply fan overload” not active time duration. 0 250 Sec
Compressor overload alarm
AL 19 Compressor overload alarm delay after compressor start-up 0 250 Sec
AL 20 Maximum number of compressor overload alarm events
Always manual reset if AL20 = 0
Always automatic reset if AL20 =16
From automatic to manual reset if AL20 =1..15
0 16
Pump down alarm
AL 21 Maximum number of pump down alarm events per hour in stop condition.
After this number the alarm is logged, displayed and signalled with alarm
relay + buzzer.
Manual reset if AL21 = 0
Automatic reset if AL21 =16
From automatic to manual reset if AL21 =1..15
0 16
AL 22 Maximum number of pump down alarm events per hour in start-up condition.
After this number the alarm is logged, displayed and signalled with alarm
relay + buzzer.
Always manual reset if AL22 = 0
Always automatic reset if AL22 =16
From automatic to manual reset if AL21 =1..15 and parameter AL23 config.
0 16
AL 23 Select if the pump down alarm must change from automatic to manual reset:
0= Always automatic reset
1= Manual reset after AL21 alarm events
0 1
Anti-freeze alarm in Chiller mode
AL 24 Minimum antifreeze setpoint in chiller (from –30 °C to AL24) -30.0
-22
AL24
°C
°F
Dec
int
AL 25 Maximum antifreeze setpoint in chiller (from AL24 to 70 °C)
AL24
70.0
158
°C
°F
Dec
int
AL 26 Setpoint temperature for low anti-freeze alarm, low ambient temperature
(air/air), low temperature air outlet (air/air). From AL24 to AL25.
AL24 AL25 °C/°F Dec/int
AL 27 Differential of alarm reset in Chiller mode for anti-freeze, low ambient air
temperature or low outlet air temperature alarms.
0
0
25.0
45
°C
°F
Dec
int
AL 28 Alarm delay for anti-freeze, low ambient air temperature or low outlet air
temperature. The temperature must be lower than AL26 for this time duration
before having the alarm event.
0 250 Sec
AL 29 Maximum number of alarm events anti-freeze, low ambient air temperature or
low outlet air temperature before changing from automatic to manual alarm
reset:
Always manual reset if AL29 = 0
Always automatic reset if AL29 = 16
From automatic to manual if AL29 = 1. .15
0 16
AL 30 Anti-freeze alarm configuration in chiller
0= to turn the compressors off when the anti-freeze control probe is lower
than AL26 (after the time delay), the display shows the alarm label.
Buzzer and Alarm relay are not activated.
1= to turn the compressors off when the anti-freeze control probe is lower
than AL26 (after the time delay), the display shows the alarm label.
Buzzer and Alarm relay are activated.
0 1
Anti-freeze alarm in Heat pump mode
AL 31 Setpoint of the minimum limit in heat pump (va da – 30 °C a AL32) -30.0
-22
AL31
°C
°F
Dec
int
AL 32 Setpoint of the maximum limit in heat pump (va da AL31 a 70 °C)
AL31
70.0
158
°C
°F
Dec
int
AL 33 Anti-freeze alarm setpoint in heat pump
Setpoint temperature for low anti-freeze alarm, low ambient temperature
(air/air), low temperature air outlet (air/air). (from AL31 to AL32)
AL31 AL32 °C/°F Dec/int
AL 34 Alarm differential in heat pump. To reset the anti-freeze, low ambient
Temperature (air/air), low temperature air outlet (air/air) alarms.
0
0
25.0
45
°C
°F
Dec
int
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