Siemens PLC

8502 – Safety error

Safety communication error

Details

Communication error detected on safety network.

Error typeerror
MeaningSafety communication error
Typical causesSafety network cable fault module failure
SolutionsCheck safety network cables verify safety module connections test safety communication
Severityhigh

Catalog references

Vendor Information

Siemens8502

Utilities

Troubleshooting Steps

Troubleshooting steps

Check safety network cables verify safety module connections test safety communication

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

What is PROFIsafe?

PROFIsafe is a safety protocol that runs over PROFIBUS or PROFINET for safety-critical communication.