Troubleshooting steps
Check emergency stop buttons, verify safety interlocks, test safety relay
Robot Error Codes
ABB ERR103 – Safety circuit fault
Safety circuit fault
Details
ABB ERR103 error on IRB series indicates safety circuit fault. Emergency stop activated, safety interlock open, safety relay fault. Check emergency stop buttons, verify safety interlocks, test safety relay.
Error typesafety
MeaningSafety circuit fault
Typical causesEmergency stop activated, safety interlock open, safety relay fault
SolutionsCheck emergency stop buttons, verify safety interlocks, test safety relay
SeverityCritical
Catalog references
Where this appears
ABBERR103
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What does ERR103 mean on ABB robot?
ERR103 on ABB IRB series indicates safety circuit fault. Emergency stop activated, safety interlock open, safety relay fault.
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