Leds On The Sensor Interface - Festo CPX-CMIX-M1-1 Manual

4. Diagnosis

4.2.1 LEDs on the sensor interface

LEDs on the CASM-S-D2-R3
LED S1 LED S2
green off
green red
flashes green red
off off
green flashes red once
green flashes red twice
green flashes red 3 times Error: Supply voltage (< 17 V for longer than 15 ms)
green flashes red 4 times Error: Communication error (Bus Off state)
LEDs on the CASM-S-D3-R7
LED S1 LED S2
green off
green red
flashes green red
flashes green off
off off
green flashes red once
green flashes red twice
green flashes red 3 times Error: Supply voltage (< 17 V for longer than 15 ms)
green flashes red 4 times Error: Communication error (Bus Off state)
4-6
Status
Ready to operate, without error
Initialising via CAN completed
24 V present
24 V not present
Error: Sensor error (supply voltage < 12 V for longer than 15 ms)
Error: Sensor error (cable break in sensor cable or electrical end
position reached)
CASM-S-D2-R3 state
Ready to operate, without error
Initialising via CAN completed
24 V present
Not yet referenced
24 V not present
Error: Sensor error
Error: Sensor cable (cable break in the sensor cable)
Festo P.BE-CPX-CMIX-EN en 1208a