Festo CPV Series Manual page 51

3. Diagnosis
Contents
3. Diagnosis
3.1 Summary of diagnostic possibilities . . . . . . . . . . . . . . . . . . . . . . 3-3
3.2 Diagnosis via LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
3.2.1 Normal operating status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
3.2.2 Error display of the module/network status LED . . . . . . . . . . . . 3-5
3.2.3 LED for the status display of the valve solenoid coils . . . . . . . 3-6
3.3 Testing the valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
3.3.1 Starting the test routine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
3.3.2 Stopping the test routine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
3.4 Reaction to faults in the control system . . . . . . . . . . . . . . . . . . . 3-9
3.5 Diagnosis on the Allen-Bradley DeviceNet . . . . . . . . . . . . . . . 3-10
3-2
CP-DN8 9806NH