Troubleshooting steps
Check emergency stop buttons, verify safety interlocks, test safety relay
Robot Error Codes
FANUC ALARM 145 – Safety circuit fault
Safety circuit fault
Details
FANUC ALARM 145 error on R-30iA, R-30iB 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
FANUCALARM 145
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What does ALARM 145 mean on FANUC robot?
ALARM 145 on FANUC R-30iA, R-30iB indicates safety circuit fault. Emergency stop activated, safety interlock open, safety relay fault.
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