535921 Festo Directional Control Valves

Product Details

• Width
  26 mm
• Design
  Piston gate valve
• Width dimension
  27 mm
• Manual override
  Non-detenting
• Switching time off
  22 ms
• Max. negative test pulse on 1 signal
  3700 µs
• ATEX category for dust
  II 2D
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• Temperature of medium
  -5 °C ... 40 °C
• Pilot exhaust air port 84
  M5
• Note on materials
  RoHS-compliant
• Flow direction
  Non-reversible
• Max. positive test pulse with 0 signal
  2200 µs
• Type of ignition protection for gas
  Ex h IIC T4 Gb
• Corrosion resistance class (CRC)
  1 - Low corrosion stress
• Electrical connection
  Via F coil, to be ordered separately
• Pneumatic connection 1
  G1/8
• Housing material
  Die-cast aluminum
• Valve function
  5/2, monostable
• Standard nominal flow rate
  1000 l/min
Reset method
Pneumatic spring
Type code
MFH
Type of control
Pilot-controlled
On switching time
27 ms
Type of (ignition) protection for dust
Ex h IIIC T130°C Db
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Storage temperature
-40 °C ... 60 °C
Product weight
300 g
Pneumatic connection 2
G1/8
Pneumatic connection 5
G1/8
Lap
Overlap
Pneumatic working port
G1/8
Degree of protection
IP65
Mounting position
Any
Pilot air supply port
Internal
Symbol
00991023
Explosive ambient temperature
-5°C <= Ta <= +40°C
Ambient temperature
-5 °C ... 40 °C
Seals material
NBR
Actuation type
Electrical
Operating pressure
3 bar ... 10 bar
Nominal width
8 mm
Sealing principle
Soft
Max. switching frequency
3 Hz
ATEX category gas
II 2G
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Type of mounting
With through-hole
Pneumatic connection 3
G1/8
Pneumatic connection 4
G1/8

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