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DNCV−...
Connect the circuitry of the DNCV−... as follows:
S
Pin assignment
(M12 plug, 8−pin)
+24 V DC power supply
(proximity switches/diagnosis)
Signal for proximity switch S1;
PNP−switching (retracted end position)
Signal for proximity switch S2;
PNP−switching (extended end position)
0 V (proximity switch/diagnosis)
Connection for valve coil 14
(piston rod extended)
Connection for valve coil 12
(piston rod retracted)
Diagnostic output with DNCV−...−D
(inverted; 0−signal = fault)
0 V (valve)
*)
For connector socket with cable as specified in the chapter Accessories."
The screening of the cable is connected to the connector socket. If required,
the DNCV−... can be connected to protective earth or functional earth (e.g. via
the machine stand).
**)
With DNCV−...−5/2LA−... not assigned
***)
With DNCV−...−5/2L−... not assigned
Fig. 11
The tightening torque of the connector socket is 0.5 Nm.
Setting the integrated proximity switch.
Note that the proximity switches are preset to the mechanical end position of
S
the DNCV−... when supplied from the factory.
Further adjustment of the proximity switches is not necessary if the mechanical
end position is not modified.
28
Pin
1
2
3
4
5
**)
6
***)
7
8
Cable
Plug assignment
*)
colours
white (WH)
8
8
7
brown (BN)
1
green (GN)
2
2
yellow (YE)
grey (GR)
pink (PK)
blue (BL)
red (RD)
Festo DNCV−... 0303b English
6
6
5
4
3
3
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