535944 Festo Directional Control Valves

Product Details

• Valve function
  5/3, exhausted
• Standard nominal flow rate
  2200 l/min
• Sealing principle
  Soft
• Type of control
  Pilot-controlled
• Changeover time
  83 ms
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Ambient temperature
  -5 °C ... 40 °C
• Pilot exhaust air port 84
  M5
• Pneumatic connection 5
  G3/8
• Housing material
  Die-cast aluminum
• Lap
  Overlap
• Pneumatic working port
  G3/8
• Degree of protection
  IP65
• Nominal width
  12 mm
• Pilot air supply port
  Internal
• Switching time off
  114 ms
• ATEX category gas
  II 2G
• Type of (ignition) protection for dust
  Ex h IIIC T130°C Db
• Information on operating and pilot media
  Operation with oil lubrication possible (required for further use)
• Corrosion resistance class (CRC)
  1 - Low corrosion stress
Type of mounting
With through-hole
Pneumatic connection 3
G3/8
Width
40 mm
Reset method
Mechanical spring
Exhaust air function
With flow control option
Symbol
00991036
Max. negative test pulse on 1 signal
3700 µs
Type of ignition protection for gas
Ex h IIC T4 Gb
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Storage temperature
-40 °C ... 60 °C
Pilot exhaust air port 82
M5
Pneumatic connection 4
G3/8
Note on materials
RoHS-compliant
Design
Piston gate valve
Type code
MFH
Manual override
Non-detenting
Max. switching frequency
3 Hz
ATEX category for dust
II 2D
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Electrical connection
Via F coil, to be ordered separately
Pneumatic connection 1
G3/8
Actuation type
Electrical
Operating pressure
3 bar ... 10 bar
Width dimension
41 mm
Mounting position
Any
Flow direction
Non-reversible
On switching time
26 ms
Max. positive test pulse with 0 signal
2200 µs
Explosive ambient temperature
-5°C <= Ta <= +40°C
Temperature of medium
-5 °C ... 40 °C
Product weight
780 g
Pneumatic connection 2
G3/8
Seals material
NBR

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