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LED Display
LCD Display
• Torque processing error.
E-20
V/f Control Error
• Make service call.
• Software processed incorrectly.
E-21
CPU Processing
• Make service call.
Error
• Incorrect voltage applied to the discrete input terminals.
E-22
Logic Input
Voltage Error
• Optional Expansion Input Terminal Board 1 is defective.
E-23
Optional
Expansion Input
Terminal Board 1
Error
• Optional Expansion Input Terminal Board 2 is defective.
E-24
Optional
Expansion Input
Terminal Board 2
Error
• Operating in the Position Control mode and the resulting position exceeds the limits of the
E-25
Positional Err
• Internal EEPROM write malfunction.
EEP1
EEPROM Fault
• Make a service call.
• Internal EEPROM read malfunction.
EEP2
EEPROM
• Make a service call.
Read Error
• Main circuit EEPROM read malfunction.
EEP3
EEPROM
• Make a service call.
Read Error
• Ground fault at the motor.
EF1/EF2
Ground Fault
• Ground fault at the output of the ASD.
• Current leakage to Earth Ground.
• Ground fault detected by the software.
• Three-phase input to the ASD is low or missing at the R, S, or T input terminals.
EPH1
In(put) Phase
Loss
• Three-phase output from the ASD is low or missing at the U, V, or W output terminals or at
EPHO
Out(put) Phase
Loss
Note: The event that caused the Trip(s) must be corrected or the monitored value must decrease to less than the
threshold value required to cause the Trip to allow for a Reset to be recognized. In the event of multiple
active Trips, the Trip displayed will remain until all Faults are corrected and all Trips are cleared.
WX9 ASD Installation and Operation Manual
Table 14. WX9 ASD Trips and Faults. (Continued)
Possible Causes/Troubleshooting
Position Control setting.
the input to the motor.
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