Omron RX2 Series User Manual page 776

12 Troubleshooting
E107 Over-speed Error
When the speed has exceeded [bb-80] Over-speed error detection level and [bb-81] Over-speed error
detection time has elapsed, the output is turned OFF and the error is displayed.
Related pages found herein: P. 8-79
Occurrence
Error occurred
during operation.
E110 Contactor Error
When an error occurs in the contactor sequence, the output is turned OFF.
Related pages found herein: P. 8-91
Occurrence
[COK] was not
turned ON within the
contactor check time
at start-up.
[COK] was not
turned OFF within
the contactor check
time at stop.
E112 PG Option Unit Connection Error
This is an error related to feedback options.
When the PG option unit is taken off the slot after being set, [E112] PG option unit connection error can
generate inverter trip.
Error cases
This error suddenly
occurred during the
operation.
E120 PID Abnormal Start Error
If PID is performed while the operation is started when [AH-75] PID soft-start function selection and
[AH-81] PID start abnormal judgment implement selection are set to 01, this error occurs when the PID
feedback value does not reach [AH-82] PID start abnormality judgment level after the elapse of [AH-80]
soft-start time.
Occurrence
Error occurred
during operation.
12 - 22
Estimated cause(s)
Recheck the setting of Re-examination of operation condition or correction of load
electronic gear. condition may improve the situation.
Improper encoder setting Check the setting of encoder constant and the like.
Improper electronic gear
Recheck the setting of electronic gear.
setting
Estimated cause(s)
Wiring defect Check the setting and wiring of input terminal function.
Contactor response
Check the operation of contactor including its response time.
defect
Wiring defect Check the setting and wiring of input terminal function.
Contactor response
Check the operation of contactor including its response time.
defect
Cause
• Check that the screw fixed in the PG option unit was not
There is a possibility that
a connector was taken
• Check the connector to be fit into PG option unit and to have
off the PG option unit.
Estimated cause(s)
The target value is too Re-examination of [AH-76] PID soft-start target level may
low. improve the situation.
Input PID feedback data may not be appropriate. Check the
Wires are disconnected.
wiring and [db-44] PID1 feedback monitor.
High-function General-purpose Inverter RX2 Series User's Manual
Exemplar measures to be taken
Exemplar measures to be taken
Examples of Measures
loosen.
no dust.
Exemplar measures to be taken