12 Troubleshooting
12 - 22
High-function General-purpose Inverter RX2 Series User’s Manual
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
When an error occurs in the contactor sequence, the output is turned OFF.
Related pages found herein: P. 8-91
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.
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.
E107 Over-speed Error
Occurrence
Estimated cause(s)
Exemplar measures to be taken
Error occurred
during operation.
Recheck the setting of
electronic gear.
Re-examination of operation condition or correction of load
condition may improve the situation.
Improper encoder setting Check the setting of encoder constant and the like.
Improper electronic gear
setting
Recheck the setting of electronic gear.
E110 Contactor Error
Occurrence
Estimated cause(s)
Exemplar measures to be taken
[COK] was not
turned ON within the
contactor check time
at start-up.
Wiring defect
Check the setting and wiring of input terminal function.
Contactor response
defect
Check the operation of contactor including its response time.
[COK] was not
turned OFF within
the contactor check
time at stop.
Wiring defect
Check the setting and wiring of input terminal function.
Contactor response
defect
Check the operation of contactor including its response time.
E112 PG Option Unit Connection Error
Error cases
Cause
Examples of Measures
This error suddenly
occurred during the
operation.
There is a possibility that
a connector was taken
off the PG option unit.
• Check that the screw fixed in the PG option unit was not
loosen.
• Check the connector to be fit into PG option unit and to have
no dust.
E120 PID Abnormal Start Error
Occurrence
Estimated cause(s)
Exemplar measures to be taken
Error occurred
during operation.
The target value is too
low.
Re-examination of [AH-76] PID soft-start target level may
improve the situation.
Wires are disconnected.
Input PID feedback data may not be appropriate. Check the
wiring and [db-44] PID1 feedback monitor.
Summary of Contents for RX - 2
Page 1: ...High function General purpose Inverter RX2 Series User s Manual I620 E1 01 3G3RX2...
Page 54: ...1 Overview 1 22 High function General purpose Inverter RX2 Series User s Manual...
Page 136: ...2 Design 2 82 High function General purpose Inverter RX2 Series User s Manual...
Page 592: ...8 Applied Settings 8 192 High function General purpose Inverter RX2 Series User s Manual...
Page 754: ...11 Options 11 56 High function General purpose Inverter RX2 Series User s Manual...
Page 794: ...12 Troubleshooting 12 40 High function General purpose Inverter RX2 Series User s Manual...
Page 919: ......
