21

Parameter error

Danfoss · VLT AutomationDrive FC 301/302

What does 21 mean?

A parameter has been configured with a value that falls outside its acceptable range. The specific parameter number is typically displayed on the drive's LCP, indicating an invalid setting.

Complete Troubleshooting Guide

  1. 1

    Set the affected parameter to a valid value that falls within its defined minimum and maximum limits.