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.
Summary of Contents for VOFA-B26-T52-M Series
Page 26: ...VOFA Festo VOFA 1004NH Deutsch 26 Bild 11 Funktionstest Schritte 1 bis 4...
Page 27: ...VOFA Festo VOFA 1004NH Deutsch 27 Bild 12 Funktionstest Schritte 5 bis 7...
Page 64: ...VOFA Festo VOFA 1004NH English 64 Fig 11 Function test steps 1 to 4...
Page 65: ...VOFA Festo VOFA 1004NH English 65 Fig 12 Function test steps 5 to 7...
