Siemens PLC

8501 – Safety error

Safety function error

Details

Error in safety-related function or safety module.

Error typeerror
MeaningSafety error
Typical causesSafety module fault safety circuit failure configuration error
SolutionsCheck safety module status verify safety circuit integrity review safety configuration
Severityhigh

Catalog references

Vendor Information

Siemens8501

Utilities

Troubleshooting Steps

Troubleshooting steps

Check safety module status verify safety circuit integrity review safety configuration

Other codes

Other Siemens PLC Codes

80A0 – Memory error

Memory allocation error

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80A1 – Memory error

Memory error in retentive data area

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80A2 – Memory error

Memory error in work memory

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80A3 – Memory error

Memory error in load memory

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80A4 – Memory error

Memory card error

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FAQ

Common questions

Is the system safe?

If safety error occurs system should be in safe state. Verify safety functions before resuming operation.