Festo AG & Co. KG

536040
pneumatic valve
VL-5-1/8-B-EX
5/2-way function, pneumatically actuated, with spring return

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Festo Data sheet

CriterionFeature
Valve function5/2 monostable
Type of actuationpneumatic
Width26 mm
Standard nominal flow rate750 l/min
Operating pressure MPa0 - 1 MPa
Operating pressure0 - 10 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-10°C <= Ta <= +60°C
Nominal size5 mm
Grid dimension27 mm
Exhaust-air functionthrottleable
Sealing principlesoft
Assembly positionAny
Manual overrideNone
Type of pilotingdirect
Pilot air supplyexternal
Flow directionnon reversible
OverlapUnderlap
Pilot pressure MPa0,15 - 0,8 MPa
Pilot pressure1,5 - 8 bar
Max. switching frequency3 Hz
Switching time off10 ms
Switching time on2 ms
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-40 - 60 °C
Medium temperature-10 - 60 °C
Pilot mediumCompressed air in accordance with ISO8573-1:2010 [7:4:4]
Ambient temperature-10 - 60 °C
Product weight170 g
Mounting typewith through hole
Pilot air port 14G1/8
Pneumatic connection, port 1G1/8
Pneumatic connection, port 2G1/8
Pneumatic connection, port 3G1/8
Pneumatic connection, port 4G1/8
Pneumatic connection, port 5G1/8
Materials noteConforms to RoHS
Material sealsNBR
TPE-U(PU)
Material housingAluminium die cast

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