User Manual
Version 1.0 50
10.3.3 Alarm List
No.
Alarm Message
Possible Cause
1.
Power phase
abnormal
1. No power.
2. Component failure.
3. Line fault.
2.
Chamber
recirculation
pressure 1 signal
abnormal alarm
1. Circulating pressure is low.
2. Circulating pump 1 fault.
3. Component failure.
4. Line fault.
3.
Chamber
recirculation
pressure 2 signal
abnormal alarm
1. Circulating pressure is low.
2. Circulating pump 1 fault.
3. Component failure & set error.
4. Line fault.
4.
Control system
emergency stop
alarm
Control system emergency disconnect & electrical fault
5.
Chamber vacuum
alarm
1. Check vacuum setting during drying.
2. High rate of temperature increase
3. Component failure.
4. Vacuum system failure or pipeline leak.
5. Improper parameter setting.
6.
Compressor 1 high
pressure alarm
1. Insufficient condenser cooling.
2. Low pressure leak.
3. Component failure & set error.
4. Line Fault.
7.
Compressor 1 oil
pressure alarm
1. Oil pipes are blocked & oil level is low.
2. Component failure & line fault.
8.
Circulation pump 1
overload alarm
1. Motor overload.
2. High or excessive current surge.
3. Component failure & line fault.
4. Current setting value is incorrect.
9.
Circulation pump 2
overload alarm
1. Motor overload.
2. High or excessive current surge.
3. Component failure & line fault.
4. Current setting value is incorrect.