Block number error FC

Siemens PLC & VFD Error plc

Model: S7-1200/1500 | Code: 2534 (0x9EC)

Applicable Systems
S7-1200 S7-1500 S7-300 S7-400 LOGO! SINAMICS

Symptoms

Invalid FC (function) block number referenced.

Possible Causes

FC number does not exist or is out of range.

Troubleshooting Steps

Verify FC exists in the project and is downloaded to CPU.

How to Reset

Fix block reference and restart

Source: Siemens GetErrorID documentation

Category: PLC & VFD