Danfoss FC-302 Error Code 52

Danfoss PLC & VFD Minor System

Model: FC-302 | Code: 52

Applicable Systems
FC-30 FC-51 FC-101 FC-202 FC-302

Symptoms

Counter fault detected.

Possible Causes

  • Internal counter overflow
  • Counter hardware fault
  • Firmware logic error

Troubleshooting Steps

  1. Step 1: Power cycle the drive
    Counter resets
  2. Step 2: Check for firmware update
    Firmware up to date
  3. Step 3: Verify counter-related parameters
    Parameters set correctly

How to Reset

Reset via control panel or power cycle.

Related Danfoss Fault Codes

Source: Danfoss VLT FC-302 Operating Guide, Danfoss A/S

Category: PLC & VFD