Eliwell ICPlus 902 Manual page 13

Alarms are always indicated by the alarm icon
To switch off the buzzer, press and release any key; the corresponding icon will continue to flash.
N.B.: If alarm exclusion times have been set (see 'AL' folder in the parameters table) the alarm will not be signalled.
Label Fault Cause
• measured values are outside
Probe1 faulty
E1
(ambient)
• Probe faulty/short-circuited/open
Alarm for HIGH value read by Pb1 > HA1 after
AH1
time of tAO.
value (Probe1)
Alarm for LOW value read by Pb1 < LA1 after
AL1
value (Probe1) time of tAO.
and the buzzer.
operating range
DIAGNOSTICS
ALARMS
Effects
• Display label E1
• Alarm icon permanently on
• Disable max/min alarm controller
• Compressor operation based on
parameters On1 and OF1
• Recording of label AH1 in folder AL
• No effect on regulation
• Recording of label AL1 in folder AL
• No effect on regulation
Remedy
• check probe type (H00)
• check probe wiring
• replace probe
Wait until value read by Pb1
returns below HA1.
Wait until value read by Pb1
returns above LA1.