Festo AG & Co. KG

535899
solenoid valve
MFH-3-1/2-EX
With manual override, without solenoid coil or socket. Solenoid coil and socket should be ordered separately.

More detailed information about this product!

Festo Data sheet

CriterionFeature
Valve function3/2 closed, monostable
Type of actuationelectrical
Width52 mm
Standard nominal flow rate3700 l/min
Operating pressure MPa0,15 - 0,8 MPa
Operating pressure1,5 - 8 bar
Design structurePoppet seat
Type of resetmechanical spring
CE mark (see declaration of conformity)to EU directive explosion protection (ATEX)
ATEX category GasII 2G
ATEX category DustII 2D
Explosion ignition protection type GasEx h IIC T4 Gb
Explosion ignition protection type DustEx h IIIC T130°C Db
Explosion-proof ambient temperature-5°C <= Ta <= +40°C
Protection classIP65
Nominal size14 mm
Grid dimension69 mm
Exhaust-air functionthrottleable
Sealing principlesoft
Assembly positionAny
Manual overridedetenting
Type of pilotingPiloted
Flow directionnon reversible
OverlapUnderlap
b value0,3
Switching time off90 ms
Switching time on18 ms
Max. positive test pulse with logic 02200 µs
Max. negative test pulse with logic 13700 µs
Characteristic coil dataSee solenoid coil, to be ordered separately
Operating mediumCompressed air in accordance with ISO8573-1:2010 [7:4:4]
Note on operating and pilot mediumLubricated operation possible (subsequently required for further operation)
Corrosion resistance classification CRC1 - Low corrosion stress
Storage temperature-20 - 60 °C
Medium temperature-5 - 40 °C
Ambient temperature-5 - 40 °C
Product weight1100 g
Electrical connectionVia F coil, must be ordered separately
Mounting typeon manifold rail
with through hole
Optional
Scavenging orifice connectionM5
Pilot exhaust port 82M5
Pneumatic connection, port 1G1/2
Pneumatic connection, port 2G1/2
Pneumatic connection, port 3G1/2
Materials noteConforms to RoHS
Material sealsNBR
Material housingAluminium die cast

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