Festo CPX-FVDA-P2 Original Instructions Manual page 45

System overview CPX-FVDA-P2
Example 4 – impermissible use of the CPX-FVDA-P2
CAUTION!
This connection of potential-free loads must not be used to create a safety circuit.
1
0 V
M CH1/2
VAL
24 V
P CH1/2
VAL
0 V CH1/2
+24 V CH1/2
0 V
M CH2/1
VAL
24 V
P CH2/1
VAL
0 V CH2/1
+24 V CH2/1
3
1
Output channel CH1 or CH2 of output mod-
ule CPX-FVDA-P2
2
Safety relay 1
Fig. 14 Impermissible connection of potential-free individual consumers, using safety relays as an
example
Festo — CPX-FVDA-P2 — 2018-10b
2
oder
+24 V
oder
0 V
4
3
4
Output channel CH2 or CH1 of output mod-
ule CPX-FVDA-P2
Safety relay 2
45