Festo CPX-FB14 Electronic Manual page 136

3. Diagnosis
3−20
Fault Error type
number
0 No error
1 General diagnosis
2 Short circuit/overload in sensor supply (SCS) or at
output (SCO)
3 Wire fracture/idling at current input/output
4 Failure of load voltage supply due to short
circuit/overload (on output side)
5 Undervoltage in power supply (on input side)
6 8 reserved
9 Falls below rated range
10 Rated range exceeded
11 Short circuit at valve
12 reserved
13 Wire fracture at valve (open load)
14 reserved
15 Module/channel failed
16 Module code not permitted or incorrect module
17 Incorrect I/O length (e.g. CPX−CP interface)
18 Number of I/O points exceeded
19 reserved
Tab. 3/12: CPX fault numbers (part 1)
Festo P.BE−CPX−FB14−E N en 0810b