Chapter 14 Fault Codes and DescriptionsC2000-HS
14-45
ID* Display on LCM Keypad Fault Name Fault Descriptions
85
PG ABZ line off
(AboF)
The ABZ line off for protection when using PG02U
Action and Reset
Action level Hardware detection
Action time Immediately act
Fault treatment parameter N/A
Reset method Manual reset
Reset condition Immediately reset
Record Yes
Cause Corrective Actions
The PG signal cable is not
connected or cut off
Check the PG signal cable
PG card screw is loose Tighten all the screws
Malfunction caused by interference
Verify the wiring/grounding of the main circuit, control circuit and encoder to
prevent interference.
Hardware failure
1.
fter you check the wiring, if AboF fault still exists after cycle the power,
return to the factory for repair.
2. Check if the VP power of PG card has no output, or the output voltage level
is abnormal.
3. Check if the encoder is broken.
Encoder wiring is too long, causing
large voltage drop of PG card VP
power.
1. Decrease the wiring length.
2. Power on the encoder by other power sources.
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