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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 All-in-One Application

What does 49 mean?

This fault indicates that a division by zero error has occurred within the drive's application program during execution. This signifies a mathematical instability or an incorrect calculation in the custom application code.

Common Causes

  • Mathematical error in user-defined application logic leading to division by zero.
  • Incorrect parameter configuration for a calculation (e.g., scaling factor is zero).
  • Sensor reading resulting in a zero divisor within application code.
  • Initialization error in a software module responsible for calculations.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    If you are an application programmer, review the application program logic for potential division by zero scenarios, especially in run state calculations.

Browse all codes in this manual (42)
Verified technical data. Last updated: April 2026

Related Faults

1Overcurrent10Input line supervision11Output phase supervision
Source: Vacon NX All-in-One Application
Open Manual (Page 376)Search more codes in this manual