Invalid 1771 module response

Hva betyr F018 ?

The 1771 module responded with an invalid message or data. This indicates a communication protocol issue or a fault within the 1771 module itself.

• The 1771 module response was not valid

Klikk på steg for å spore fremgangen.

1. 1

   Inspect communication cabling between the Logix 5000 system and the 1771 module for damage, proper seating, and loose connections.

2. 2

   Verify status indicators on the 1771 module and any associated communication adapter for fault or error indications.

3. 3

   Measure the power supply voltage to the 1771 I/O rack or module against nominal specifications.

4. 4

   Check the Logix 5000 controller's configuration for the 1771 module, ensuring it matches the physical module type and addressing settings (e.g., DIP switches).