Data sheet:

Name: MFH-5-1/4-S-EX FESTO
Rating: 4.8 (12 reviews)

Feature	Value
Valve function	5/2 monostable
Type of actuation	electrical
Width	30.5 mm
Standard nominal flow rate	1,000 l/min
Operating pressure	0 ... 8 bar
Design structure	Poppet seat
Type of reset	mechanical spring
CE mark (see declaration of conformity)	to EU directive explosion protection (ATEX)
ATEX category Gas	II 2G
ATEX category Dust	II 2D
Explosion ignition protection type Gas	Ex h IIC T4 Gb
Explosion ignition protection type Dust	Ex h IIIC T130°C Db
Explosion-proof ambient temperature	-5°C <= Ta <= +40°C
Protection class	IP65
Nominal size	7 mm
Grid dimension	32 mm
Exhaust-air function	throttleable
Sealing principle	soft
Assembly position	Any
Manual override	detenting
Type of piloting	Piloted
Pilot air supply	external
Flow direction	non reversible
Overlap	Underlap
Pilot pressure	1.5 ... 8 bar
b value	0.19
C value	4.49 l/sbar
Switching time off	29 ms
Switching time on	9 ms
Max. positive test pulse with logic 0	2,200 µs
Max. negative test pulse with logic 1	3,700 µs
Characteristic coil data	See solenoid coil, to be ordered separately
Operating medium	Compressed air in accordance with ISO8573-1:2010 [7:4:4]
Note on operating and pilot medium	Lubricated operation possible (subsequently required for further operation)
Corrosion resistance classification CRC	1 - Low corrosion stress
Storage temperature	-20 ... 60 °C
Medium temperature	-5 ... 40 °C
Pilot medium	Compressed air in accordance with ISO8573-1:2010 [7:4:4]
Ambient temperature	-5 ... 40 °C
Product weight	290 g
Electrical connection	Via F coil, must be ordered separately
Mounting type	on manifold rail with through hole Optional
Scavenging orifice connection	M5
Pilot exhaust port 84	M5
Pilot air port 14	M5
Pneumatic connection, port 1	G1/4
Pneumatic connection, port 2	G1/4
Pneumatic connection, port 3	G1/4
Pneumatic connection, port 4	G1/4
Pneumatic connection, port 5	G1/4
Materials note	Conforms to RoHS
Material seals	NBR TPE-U(PU)
Material housing	Aluminium die cast

Attributes

manufacturer	FESTO
dimensions	0 x 0 x 0
Weight	0.277 kg
working pressure [bar]	0÷8
type	solenoid valve
ATEX Gas	II 2G
ATEX Dust	II 2D
valve function	5/2-way, monostable
direction of flow	non-reversible
pilot air supply	external
pilot pressure [bar]	1,5÷8
working medium	Sprężone powietrze wg ISO8573-1:2010 [7:4:4]

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Solenoid valve

MFH-5-1/4-S-EX FESTO

Data sheet: