535920 Festo Directional Control Valves

Product Details

• Lap
  Overlap
• Pneumatic working port
  G3/8
• Type code
  MFH
• Symbol
  00991035
• Type of ignition protection for gas
  Ex h IIC T4 Gb
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Corrosion resistance class (CRC)
  1 - Low corrosion stress
• Product weight
  630 g
• Pilot exhaust air port 84
  M5
• Pneumatic connection 4
  G3/8
• Design
  Piston gate valve
• Nominal width
  12 mm
• Sealing principle
  Soft
• Pilot air supply port
  Internal
• On switching time
  20 ms
• Max. negative test pulse on 1 signal
  3700 µs
• Information on operating and pilot media
  Operation with oil lubrication possible (required for further use)
• Storage temperature
  -40 °C ... 60 °C
• Pneumatic connection 5
  G3/8
• Pneumatic connection 3
  G3/8
Valve function
5/2, monostable
Standard nominal flow rate
2000 l/min
Operating pressure
2.5 bar ... 10 bar
Width dimension
41 mm
Manual override
Non-detenting
Flow direction
Non-reversible
ATEX category gas
II 2G
Type of (ignition) protection for dust
Ex h IIIC T130°C Db
Temperature of medium
-5 °C ... 40 °C
Pneumatic connection 2
G3/8
Housing material
Die-cast aluminum
Actuation type
Electrical
Reset method
Mechanical spring
Mounting position
Any
Max. switching frequency
3 Hz
Explosive ambient temperature
-5°C <= Ta <= +40°C
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Ambient temperature
-5 °C ... 40 °C
Type of mounting
With through-hole
Note on materials
RoHS-compliant
Width
40 mm
Degree of protection
IP65
Exhaust air function
With flow control option
Type of control
Pilot-controlled
Switching time off
56 ms
Max. positive test pulse with 0 signal
2200 µs
ATEX category for dust
II 2D
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Electrical connection
Via F coil, to be ordered separately
Pneumatic connection 1
G3/8
Seals material
NBR

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