A1012 / F1013 Default Slot AI1 cable disconnection fault in WEG CFW900 Drive
These codes indicate a Default Slot AI1 Cable Disconnection. This means the 4-20mA signal on the main Analog Input 1 has dropped below the minimum threshold.
Cause:
Analogue input signal set to actual mode is out of the range 4 to 20 mA.
- AI cable broken (the read value was less than 2 mA for 5 seconds).
- Poor contact on the signal connection at the terminals.
Remedy:
Inspect AI1 loop cabling for breaks. Tighten screw terminal contacts.
