Festo CPX-M-FB20 Manual page 55

2. Commissioning
1 2
1
Bus node CPX-FB20 or FB21
2
8DI: 8-off input module
3
4DI: 4-off input module
4
4DO: 4-off output module
5
8DI 8DO: multi I/O module
6
VTSA... pneumatic interface with the
number of outputs set by DIL switches,
here with 16 O
Fig. 2/1: Identification of the modules in the examples
Festo P.BE-CPX-FB20/21-EN en 1202a
The modules and diagnostic modes are represented in the
examples as follows:
8DI 4DI 4DO 8DI 8DO
3 4 5
4DO
16 O
4
7
Input addresses for diagnostics:
Inputs are assigned for the diagnostics
dependent on the DIL switch setting:
– 0 I-bits, no diagnostics (diagnostics
M1) or
– 16 I-bits, diagnostics M3
– 32 I-bits, diagnostics M2 or M4
The inputs for diagnostic mode 3 are
always assigned in the following ex-
amples.
6 7
2-11