FB TWOHAND Bit 8

Two-Hand Discrepancy Error - Pair 1 (Safe Inputs Active)

Beckhoff · TwinSAFE Logic FB

What does FB TWOHAND Bit 8 mean?

Similar to 'FB TWOHAND Bit 0', but specifically when the 'Safe Inputs after Disc Error' option is active for input pair 1. This means a discrepancy occurred, and although the FB is attempting to maintain a safe state for the inputs, the error persists, indicating a critical issue with the input pair that requires immediate attention and prevents operation.

Complete Troubleshooting Guide

  1. 1

    Follow troubleshooting steps for 'Two-Hand Discrepancy Error - Input Pair 1' (FB TWOHAND Bit 0) to address the root cause.

  2. 2

    Review the configuration of the 'Safe Inputs after Disc Error' option for input pair 1 to understand its specific behavior.

  3. 3

    Ensure that the logic handling the safe state after discrepancy is correctly implemented and that the underlying input issue is fully resolved and acknowledged.

  4. 4

    Perform thorough testing of the two-hand control device and its associated wiring after any repairs or adjustments.