Operating Instructions

Fault Codes
Digital Keypad
330 | 443
Action time
Immediately act
Fault treatment parameter
N/A
Reset method
Manual reset
Reset condition
Immediately reset
Record
No
Cause
Corrective Actions
Incorrect communication command from
the upper unit
Check if the communication command is correct.
Malfunction caused by interference
Verify the wiring and grounding of the communication circuit. Separate the communication circuit
from the main circuit, or wire in 90 degree for effective anti-interference performance.
Different communication setting from the
upper unit
Check if the setting for Pr.09-02 is the same as the setting for the upper unit.
Disconnection or bad connection of the
cable
Check the cable and replace it if necessary.
ID*
Display on LCD Keypad
Fault Name
Fault Descriptions
55
Illegal data address (CE2)
Data address is illegal
Action and Reset
Action level
When the data address is correct.
Action time
Immediately act
Fault treatment parameter
N/A
Reset method
Manual reset
Reset condition
Immediately reset
Record
No
Cause
Corrective Actions
Incorrect communication command from
the upper unit
Check if the communication command is correct.
Malfunction caused by interference
Verify the wiring and grounding of the communication circuit. Separate the communication circuit
from the main circuit, or wire in 90 degree for effective anti-interference performance.
Different communication setting from the
upper unit
Check if the setting for Pr.09-02 is the same as the setting for the upper unit.
Disconnection or bad connection of the
cable
Check the cable and replace it if necessary.
ID*
Display on LCD Keypad
Fault Name
Fault Descriptions
56
Illegal data value (CE3)
Data value is illegal
Action and Reset
Action level
When the data length is too long
Action time
Immediately act