Beckhoff Safety Troubleshooting & Procedures

Step-by-step procedures

• Beckhoff TwinSAFE — ComErr/FbErr & ERR_ACK Reset — A Beckhoff EL6900 TwinSAFE group fault stops all its function blocks and drives outputs safe. Read the ComErr/FbErr diagnostics, fix the discrepancy or connection, then reset via the group's ERR_ACK input.