1592022750 Quick reference guide IC 200CX Rel. 1.1 25/05/2009
AL 23
“Evaporator flow switch / supply fan overload” deactivation time to
reset the alarm
0 250 Sec
Compressor overload alarm
AL 24
Compressor overload alarm delay after compressor start-up 0 250 Sec
AL 25
Maximum number of compressor overload alarm per hour
Always manual reset if AL20 = 0
Always automatic reset if AL20 =16
From automatic to manual reset if AL20 =1..15
0 16
AL 26
Enable compressor overload if compressor is deactivated
0= compressor overload alarm disabled
1= compressor overload alarm enabled
0 1
AL 27
Compressor overload alarm operation
0= swith off only the compressor
1= switch off the circuit
0 1
Pump down alarm
AL 28
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.
Always manual reset if AL28 = 0
Always automatic reset if AL28 =16
From automatic to manual reset if AL28 =1..15
0 16
AL 29
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 AL29 = 0
Always automatic reset if AL29 =16
From automatic to manual reset if AL29 =1..15 and parameter AL30
config.
0 16
AL 30
Select if the pump down alarm must change from automatic to
manual reset:
0= Always automatic reset
1= Manual reset after AL29 alarm events
0 1
Anti-freeze alarm in Chiller mode
AL 31
Minimum antifreeze setpoint in chiller -50.0
-22
AL32
°C
°F
Dec
int
AL 32
Maximum antifreeze setpoint in chiller
AL31
70.0
158
°C
°F
Dec
int
AL 33
“Antifreeze / low ambient temperature (air / air unit) / low temperature
air outlet (air/air)” alarm setpoint temperature
AL31 AL32 °C/°F Dec/int
AL 34
“Antifreeze / low ambient temperature (air / air unit) / low temperature
air outlet (air/air)” alarm differential temperature
0.1
1
25.0
45
°C
°F
Dec
int
AL 35
Alarm delay for anti-freeze, low ambient air temperature or low outlet
air temperature
0 250 Sec
AL 36
Maximum number anti-freeze, low ambient air temperature or low
outlet air temperature alarm in chiller
Always manual reset if AL36 = 0
Always automatic reset if AL36 = 16
From automatic to manual if AL36 = 1. .15
0 16
AL 37
Anti-freeze alarm configuration in chiller
0= when the antifreeze alarm is activated the compressors are
switched off; the display shows the alarm label, the buzzer and alarm
relay are not activated
1= when the antifreeze alarm is activated the compressors are
switched off; the display shows the alarm label, the buzzer and alarm
relay are activated, the antifreeze heathers are acivated
0 1