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Code
Display description
Event
Circ. 2 LP Probe
321
Failed/Disconnected
Event
Circ. 2 LP Switch
322
Triggered
Event
Circ. 1 Frost Protect.
323
Active
Event
Circ. 2 Frost Protect.
324
Active
Event
Humidifier:
402
Life Timer Expired
Event
Humidifier:
404
Drain Alarm
Event
Humidifier:
406
Loss of Water
Event
Humidifier:
408
Low Current
Event
Humidifier:
410
High Current
Event
Humidifier:
412
Generic Alarm
Event
Ext. Temp. T+H Probe
450
Failed/Disconnected
.
Event
Ext. Hum. T+H Probe
451
Failed/Disconnected
.
.
Event
Ext. T+H Probe
452
Failed/Disconnected
.
.
Event
Fan 6
454
Offline
Event
Fan 6
455
Phase Fault
Event
Fan 6
456
Motor Blocked
Version 38
Details
Circuit 2 low pressure transducer fault
A321
alarm.
Visible only if the transducer is present.
A322
Circuit 2 low pressure alarm from pressure
switch.
A323
Circuit 1 frost-free function protection
alarm.
A324
Circuit 2 frost-free function protection
alarm.
Humidifier cylinder expiry alarm.
A402
Visible only if internal humidity control is
present.
Humidifier discharge alarm.
A404
Visible only if internal humidity control is
present.
Leak of humidifier water alarm.
A406
Visible only if internal humidity control is
present.
Low humidifier current alarm.
A408
Visible only if internal humidity control is
present.
High humidifier current alarm.
A410
Visible only if internal humidity control is
present.
A412
Generic humidifier alarm.
For alarm details, please refer to the
chapter on internal humidifier control.
A450
External T+H probe temperature alarm.
A451
External T+H probe humidity alarm.
A452
External T+H probe offline alarm
No communication with fan 6.
A454
Visible only if the unit has at least one EC
fan.
Incorrect phase sequence for fan 6.
A455
Visible only if the unit has at least one EC
fan.
Fan 6 motor blocked
A456
Visible only if the unit has at least one EC
fan.
Event
Reset Time Position Action
Time
A
A
CI
A
A->M
CI
A
A->M
CI
A
A->M
CI
A
A
U
A
A
U
A
A
U
A
A
U
A
A
U
A
M
U
A
A
U
A
A
U
A
A
U
A
A/M
U
A
A/M
U
A
A/M
U
FN
CI
CI
CI
HU
HU
HU
HU
HU
HU
ND
ND
ND
CI/-
CI/-
CI/-
125
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