Festo VABA-10S6-X Series, Manual

Page: 185 / 196

B. Internal structure and examples of cicuitry
B−11
Festo P.BE−CPX−EA−E N en 0804g
B.2.5 Circuitry example with DNCV
Connection with sub−base CPX−AB−4−M12−8POL.
1 2 3 4
2
3
1
5
4
8
6
7
Signal for proximity switch S2
Signal for proximity switch S1
24 V
(Proximity switch/diagnosis)
0 V Proximity
switch/diagnosis
Connection of valve coil 12
Connection of valve coil 14
0 V valve
Diagnosis
(only with DNCV−...−D)
1
CPX−8DE−8DA:
Sockets X1
Ū
X4
Pin allocation
(example X1):
1: 24 V
SEN
2: Ix
3: Ix+1
4: 0 V
SEN
5: Ox
6: Ox+1
7: Ix+4
*)
8: 0 V
OUT
2
Connecting cable type KM12−8GD8GS−2−PU, cable
screening connected to functional earth via plug housing
3
Cylinder−valve combinaton type DNCV−...
example type DNCV−...−5/2J−D
4
Electronics (e.g. protection against short circuit or
incorrect polarity, voltage monitoring, holding current
reduction, diagnosis, ...)
Ix = Input x
Ox = Output x
*)
not assigned with sockets X3 and X4
Fig.B/10: Circuitry examples of DNCV with sub−base CPX−AB−4−M12−8POL