WAGO PLCs Troubleshooting & Procedures

Step-by-step procedures

• WAGO PFC200 — I/O LED Blink Code & Field-Bus Error — A WAGO PFC200 with a blinking red I/O LED is telling you the fault in a blink code. Count the flashes to get the error code — Error Code 5 is an internal field-bus fault — then reseat modules and check the supply.