29

Thermistor fault

Vacon · 100 FLOW Application Guide

What does 29 mean?

The thermistor input on an option board has detected too high a motor temperature, or the input itself is improperly terminated. This protects the motor from overheating.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    If the thermistor input of the option board is not in use, ensure it is correctly short-circuited.

Source: Vacon 100 FLOW Application Guide
Open Manual (Page 108)