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A. Technical appendix
Load voltage for solenoid valves
Pin 2 of the power supply connection
Rated value
Tolerance
Current consumption
Minimum requirement of the power supply
Residual ripple
Operating voltage for the DeviceNet bus interface
Micro Style connection: Pin 2
Rated value
Tolerance
Electrical isolation
Electromagnetic compatibility
Interference emitted
Immunity against interference
1)
The CDVI−DN is intended for industrial use.
2)
The maximum permitted signal cable length is 10 m.
A−4
24 V DC (protected against incorrect polarity,
internally fused, automatic switch−on again,
electrically isolated from the power supply for
the valves, if Pin3 and Pin4 are not bridged,
see page 1−21)
21.6 ... 26.4 V (± 10 %)
Sum of all switched−on solenoid valves (CDVI +
CP extension); see chapter 1.4.1 and the relevant
pneumatics manuals
0.4 V/ms voltage increase time until the high
current phase is reached
4 Vpp (within tolerance)
24 V DC (protected against incorrect polarity,
external fuse required)
11 ... 30 V
Bus interface opto−decoupled
Tested as per EN 61000−6−4 (industry)
Tested as per EN 61000−6−2 (industry)
Technical specifications for the pneumatics can be found in
the Pneumatics manual, P.BE−CDVI−...".
1)
2)
Festo P.BE−CDVI−DN−EN en 0404NH
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