Festo CPX-FB14 Description page 163

3. Diagnostics
Festo P.BE-FB14-EN en 1411d English
Error Error type
number
0 No error
1 General diagnostics
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 Value falling below nominal range
10 Value exceeding nominal range
11 Short circuit at valve
12 Reserved
13 Wire break at valve (open load)
14 Reserved
15 Module/channel failed
16 Module code invalid or incorrect module
17 Incorrect I/O length (e.g. CPX-CP interface)
18 Number of I/O points exceeded
19 Reserved
Tab. 3/17: CPX error numbers (part 1)
3-21