Festo MFH-5-1/4-S-EX Solenoid Valve

Features

• 5/2-way, monostable valve function
• Electric type of actuation
• 30.5MM construction width
• 1000L2 standard nominal flow rate
• 0MPA operating pressure
• 0.8MPA operating pressure
• 0BAR operating pressure
• 8BAR operating pressure
• Poppet seat design
• Mechanical spring type of reset
• To EU Explosion Protection Directive (ATEX) cE mark (see declaration of conformity)
• EPL Db (GB) explosion protection certification outside the eU
• EPL Gb (GB) explosion protection certification outside the eU
• To UK EX instructions cE marking (see declaration of conformity)
• II 2G aTEX category gas
• II 2D aTEX category dust
• Ex h IIC T4 Gb explosion ignition protection type for gas
• Ex h IIIC T130°C Db explosion ignition protection type for dust
• -5°C <= Ta <= +40°C explosion ambient temperature
• IP65 degree of protection
• 7MM nominal size
• 32MM grid dimension
• With flow control option exhaust-air function
• Soft sealing principle
• Optional mounting position
• Detenting manual override
• Pilot actuated type of piloting
• External pilot air supply
• Non-reversible flow direction
• 991024 symbol
• Underlap lap
• 0.15MPA pilot pressure
• 0.8MPA pilot pressure
• 1.5BAR pilot pressure
• 8BAR pilot pressure
• 0.19 b value
• 4.49LSB c value
• 29MS switching time off
• 9MS switching time on
• 2200MIS max. positive test pulse with 0 signal
• 3700MIS max. negative test pulse with 1 signal
• See solenoid coil, to be ordered separately characteristic coil data
• Compressed air to ISO 8573-1:2010 [7:4:4] operating medium
• Lubricated operation possible (in which case lubricated operation will always be required) note on operating and pilot medium
• 1 - Low corrosion stress corrosion resistance class cRC
• VDMA24364-B1/B2-L lABS (PWIS) conformity
• -5GC media temperature
• 40GC media temperature
• Compressed air to ISO 8573-1:2010 [7:4:4] pilot medium
• -5GC ambient temperature
• 40GC ambient temperature
• 290G product weight
• Via F coil, to be ordered separately electrical connection
• Either: type of mounting
• On manifold rail type of mounting
• With through-hole type of mounting
• M5 breather connection
• M5 pilot exhaust port 84
• M5 pilot air port 14
• RoHS-compliant note on materials
• NBR material seals
• TPE-U(PU) material seals
• Die-cast aluminium material housing
• -20GC to 60GC storage temperature
• Pneumatic connection g1/4 , port 1
• Pneumatic connection g1/4 , port 2
• Pneumatic connection g1/4 , port 3
• Pneumatic connection g1/4 , port 4
• Pneumatic connection g1/4 , port 5