Applicable Systems
DR-PRO 50t
Symptoms
The crane reports a load cell fault. The load weighing sensor is not reading correctly.
Possible Causes
- Load cell element damaged or degraded
- Load cell wiring or connector corroded
- Load cell amplifier or signal conditioner fault
Troubleshooting Steps
- Step 1: Test the load cell output signal
Signal matches the applied load - Step 2: Inspect wiring and connectors for corrosion
Connections are clean and secure - Step 3: Verify the signal amplifier operation
Amplifier output matches the load
How to Reset
To reset: Repair or replace the load cell, then recalibrate and clear the fault.
Source: Demag DR Rope Hoist Manual, Demag Cranes & Components GmbH
Category: Crane