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10 TROUBLESHOOTING
10.4 List of Error Codes
3B04H I2/I3 synchronization
time/concurrence error
A synchronization time/concurrence error
occurred in I2/I3.
Inconsistency in the double input state is detected.
Turn the input signals I2/I3 OFF and ON again.
If the error is not resolved, check the wiring of the corresponding
input terminals.
3B05H I2/I3 process error A process error occurred in I2/I3. Inconsistency in the double input state is detected.
Turn the input signals I2/I3 OFF and ON again.
If the error is not resolved, check the wiring of the corresponding
input terminals.
3B06H I2/I3 cross-circuit error A cross-circuit error occurred in I2/I3. A cross-circuit is detected in the double input state.
Turn the input signals I2/I3 OFF and ON again.
If the error is not resolved, check the wiring of the corresponding
input terminals.
3B07H I4/I5 synchronization
time/concurrence error
A synchronization time/concurrence error
occurred in I4/I5.
Inconsistency in the double input state is detected.
Turn the input signals I4/I5 OFF and ON again.
If the error is not resolved, check the wiring of the corresponding
input terminals.
3B08H I4/I5 process error A process error occurred in I4/I5. Inconsistency in the double input state is detected.
Turn the input signals I4/I5 OFF and ON again.
If the error is not resolved, check the wiring of the corresponding
input terminals.
3B09H I4/I5 cross-circuit error A cross-circuit error occurred in I4/I5. A cross-circuit is detected in the double input state.
Turn the input signals I4/I5 OFF and ON again.
If the error is not resolved, check the wiring of the corresponding
input terminals.
3B0AH I6/I7 synchronization
time/concurrence error
A synchronization time/concurrence error
occurred in I6/I7.
Inconsistency in the double input state is detected.
Turn the input signals I6/I7 OFF and ON again.
If the error is not resolved, check the wiring of the corresponding
input terminals.
3B0BH I6/I7 process error A process error occurred in I6/I7. Inconsistency in the double input state is detected.
Turn the input signals I6/I7 OFF and ON again.
If the error is not resolved, check the wiring of the corresponding
input terminals.
3B0CH I6/I7 cross-circuit error A cross-circuit error occurred in I6/I7. A cross-circuit is detected in the double input state.
Turn the input signals I6/I7 OFF and ON again.
If the error is not resolved, check the wiring of the corresponding
input terminals.
3B0DH Feedback error An error occurred in the feedback circuit X0. Check the wiring and input state of the X0.
If the error is not resolved, there is a possibility that the safety input
and output devices are malfunctioning.
3B0EH Feedback error An error occurred in the feedback circuit X1. Check the wiring and input state of the X1.
If the error is not resolved, there is a possibility that the safety input
and output devices are malfunctioning.
3B0FH Feedback error An error occurred in the feedback circuit X2. Check the wiring and input state of the X2.
If the error is not resolved, there is a possibility that the safety input
and output devices are malfunctioning.
Error code Error name Description Corrective action
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