37
Error codes, messages and actions
Appendix B
Instruction book, IQAN-MC31
Appendix B
Error codes, messages and actions
If one of the following error is detected, a message will be presented with an error code on the
module. In some cases, the module will turn off or at least shut down the outputs, to increase
safety.
W
ARNING
Don’t use the machine if an error message or error code is activated.
LED indicator showing different MC31 modes
Status Flash
(yellow)
Normal operation
Application not loaded
No application available
Waiting for restart
Error
code
Error Primary
Flash
(red)
Error category
Secondary Flash (yellow)
Error description
1:1
Output
1:2
Input
1:3
VREF
2:1
Power supply
2:2
Temperature
2:3
Clock
3:1
CAN, no contact
3:2
IDtag error
3:3
System mismatch
3:4
CAN error (bus off)
4:1
Internal error/OSE
