Festo VOFA-B26-T52-M Series, Руководство по эксплуатации

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VOFA−...
Festo VOFA−... 1004NH English
75
Pneumatic Vertical stacking Individual connection
Pressure range of the solenoid valves
Operating pressure
Operating pressure
with internal pilot air supply
Pilot pressure
3 ... 10bar
3 ... 10bar
0 ... 10bar
3 ... 10bar
3 ... 10bar
Manual override None
Standard nominal flow rates 950l/min 830l/min
1)
The pressure dew point must be at least 10 K lower than the temperature of the medium, since ice
would otherwise form in the expanded compressed air.
Control−block−specific data Individual
connection Vertical stacking
Valve response time on/off 22/56ms ± 20 % 22/59ms ± 20 %
Signal drop PNP
1)
(time period from energising of
the solenoid coil until feedback from the
proximity sensor)
11ms ± 20 % 11ms ± 20 %
Signal rise PNP
1)
(time period from voltage
activation of the solenoid coil until feedback from
the proximity sensor)
60ms ± 20 % 60ms ± 20 %
Permissible magnetic field strength of a magnetic
disruption field 60mT
1)
With use of NPN proximity sensors, signal drop and rise are interchanged.