Troubleshooting steps
Check safety module status verify safety circuit review configuration
Siemens PLC
8540 – Safety error
Safety system error
Details
Safety error 8540. Check safety configuration and modules.
Error typeerror
MeaningSafety error
Typical causesSafety module fault safety circuit failure configuration error
SolutionsCheck safety module status verify safety circuit review configuration
Severitycritical
Catalog references
Vendor Information
Siemens8540
Utilities
Troubleshooting Steps
Related
Related Siemens PLC Codes
FAQ
Common questions
Is system safe?
If safety error occurs system should be in safe state
Community
Discussion & Experiences
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