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ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

49

Division By Zero in Application

Vacon · NX Liquid-Cooled Drive

What does 49 mean?

A division by zero error has occurred within the custom application program running on the drive. This is a software-related fault, indicating a logical error in the programmed code.

Common Causes

  • Mathematical operation attempting division by zero in the application logic.
  • Sensor value or parameter used as a divisor is zero.
  • Application programming error.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    If you are the application programmer, review the application program code to identify and correct the division by zero error in the logic.

Browse all codes in this manual (52)
Verified technical data. Last updated: April 2026

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Source: Vacon NX Liquid-Cooled Drive
Open Manual (Page 156)Search more codes in this manual