535923 Festo Directional Control Valves

Product Details

• ATEX category for dust
  II 2D
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Corrosion resistance class (CRC)
  1 - Low corrosion stress
• Pneumatic connection 1
  G3/8
• Pneumatic connection 5
  G3/8
• Note on materials
  RoHS-compliant
• Lap
  Overlap
• Standard nominal flow rate
  2000 l/min
• Nominal width
  12 mm
• Type of control
  Pilot-controlled
• On switching time
  25 ms
• ATEX category gas
  II 2G
• Information on operating and pilot media
  Operation with oil lubrication possible (required for further use)
• Width
  40 mm
• Degree of protection
  IP65
• Type code
  MFH
• Symbol
  00991023
• Type of ignition protection for gas
  Ex h IIC T4 Gb
• Actuation type
  Electrical
• Pneumatic working port
  G3/8
Design
Piston gate valve
Exhaust air function
With flow control option
Mounting position
Any
Max. switching frequency
3 Hz
Max. negative test pulse on 1 signal
3700 µs
Explosive ambient temperature
-5°C <= Ta <= +40°C
Temperature of medium
-5 °C ... 40 °C
Type of mounting
With through-hole
Pneumatic connection 2
G3/8
Housing material
Die-cast aluminum
Valve function
5/2, monostable
Reset method
Pneumatic spring
Width dimension
41 mm
Flow direction
Non-reversible
Switching time off
50 ms
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Storage temperature
-40 °C ... 60 °C
Product weight
630 g
Seals material
NBR
Operating pressure
2 bar ... 10 bar
Manual override
Non-detenting
Sealing principle
Soft
Pilot air supply port
Internal
Max. positive test pulse with 0 signal
2200 µs
Type of (ignition) protection for dust
Ex h IIIC T130°C Db
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Ambient temperature
-5 °C ... 40 °C
Pilot exhaust air port 84
M5
Pneumatic connection 3
G3/8
Electrical connection
Via F coil, to be ordered separately
Pneumatic connection 4
G3/8

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