Lenze i500 Error Code Eer

Lenze PLC & VFD Major External Fault

Model: i500 | Code: Eer

Applicable Systems
i500

Symptoms

External monitoring trip: external fault triggered (code 091).

Possible Causes

  • External fault signal active
  • External monitoring device triggered
  • Wiring fault

Troubleshooting Steps

  1. Step 1: Check external fault source
    Fault condition cleared
  2. Step 2: Inspect external wiring
    Wiring intact
  3. Step 3: Clear external fault signal
    Signal inactive

How to Reset

Reset via control panel after external fault is cleared.

Related Lenze Fault Codes

Comments (0)

Share your experience to help others facing the same problem.

No comments yet. Be the first to share your experience!

Leave a Comment

Source: Lenze i500 Frequency Inverter Manual, Lenze SE

Category: PLC & VFD