Yaskawa GA700 Error Code bb

Yaskawa PLC & VFD Minor System

Model: GA700 | Code: bb

Applicable Systems
GA700 GA500 A1000 V1000 J1000

Symptoms

Base block: drive output is blocked.

Possible Causes

  • Drive inhibited by input
  • Run command not present
  • Safety input active

Troubleshooting Steps

  1. Step 1: Check run command input
    Run command present
  2. Step 2: Verify drive inhibit input
    Inhibit signal inactive
  3. Step 3: Check safety input
    Safety input normal

How to Reset

Auto-clear when inhibit condition is removed.

Source: Yaskawa GA700 Technical Manual, Yaskawa Electric

Category: PLC & VFD