Original Solenoid Valve Mfh-3-1/4-S 7959 Pneumatic Valve

MFH-3-1/4-S

7959

Technical Data

• Valve function3/2-way, closed, monostable

• Type of actuationElectric

• Construction width30.5 mm

• Standard nominal flow rate (standardised to DIN 1343)800 l/min

• pneumatic working portG1/4

• Operating voltageVia solenoid coil, must be ordered separately

• Operating pressure-0.095 MPa ... 1 MPa

• Operating pressure-0.95 bar ... 10 bar

• DesignPoppet seat

• Type of resetMechanical spring

• Approvalc UL us - Recognized (OL)

• Degree of protectionIP65

• Nominal size7 mm

• Grid dimension32 mm

• Exhaust-air functionWith flow control option

• Sealing principleSoft

• Mounting positionoptional

• Manual overrideDetenting

• Type of pilotingPilot actuated

• Pilot air supplyExternal

• Flow directionReversible

• Symbol00992879

• lapUnderlap

• Pilot pressure0.1 MPa ... 0.8 MPa

• Pilot pressure1 bar ... 8 bar

• Switching time off29 ms

• Switching time on10 ms

• Max. positive test pulse with 0 signal2200 µs

• Max. negative test pulse with 1 signal3700 µs

• Characteristic coil dataSee solenoid coil, to be ordered separately

• Operating mediumCompressed air to ISO 8573-1:2010 [7:4:4]

• Note on operating and pilot mediumLubricated operation possible (in which case lubricated operation will always be required)

• Corrosion resistance class CRC1 - Low corrosion stress

• LABS (PWIS) conformityVDMA24364-B1/B2-L

• Storage temperature-20 °C ... 60 °C

• Media temperature-10 °C ... 60 °C

• Pilot mediumCompressed air to ISO 8573-1:2010 [7:4:4]

• Ambient temperature-5 °C ... 40 °C

• Product weight320 g

• Electrical connectionVia F coil, to be ordered separately

• Type of mountingEither: On manifold rail With through-hole

• Pilot exhaust port 82M5

• Pilot air port 12M5

• Pneumatic connection, port 1G1/4

• Pneumatic connection, port 2G1/4

• Pneumatic connection, port 3G1/4

• Note on materialsRoHS-compliant

• Material sealsNBR

• Material housingDie-cast aluminium