Product Model
mfh-5-1/4-b-ex
Selling Points
- 1The Festo MFH-5-1/4-B-EX solenoid valve offers a 5/2-way monostable valve function, ensuring precise control in various automation applications.
- 2This valve is electrically actuated, providing quick and reliable operation with minimal maintenance requirements.
- 3With a construction width of 32mm and a nominal size of 7mm, the MFH-5-1/4-B-EX is compact and versatile, fitting into a wide range of industrial setups.
- 4The valve operates within a pressure range of 2 to 10 bar, making it suitable for various industrial processes and environments.
- 5The MFH-5-1/4-B-EX features soft sealing and a poppet seat design, ensuring high reliability and minimal leakage, even under demanding conditions.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Valve function | 5/2, monostable | Actuation type | Electrical |
Width | 32mm | Standard nominal flow rate | 1300l/min |
Pneumatic working port | G1/4 | Operating pressure | 2bar 10bar |
Structural design | Plate seat | Reset method | Mechanical spring |
CE marking (see declaration of conformity) | as per EU explosion protection directive (ATEX) | Explosion protection certification outside the EU | EPL Db (GB) EPL Gb (GB) |
UKCA marking (see declaration of conformity) | acc. to UK EX instructions | ATEX category gas | II 2G |
ATEX category for dust | II 2D | Type of ignition protection for gas | Ex h IIC T4 Gb |
Type of (ignition) protection for dust | Ex h IIIC T130°C Db | Explosive ambient temperature | -5°C <= Ta <= +40°C |
Degree of protection | IP65 | Nominal width | 7mm |
Width dimension | 33mm | Exhaust air function | With flow control option |
Sealing principle | Soft | Mounting position | Any |
Manual override | Non-detenting | Type of control | Pilot-controlled |
Pilot air supply port | Internal | Flow direction | Non-reversible |
Symbol | 00991035 | Lap | Underlap |
b-value | 0.29 | C value | 5.5l/sbar |
Max. switching frequency | 3Hz | Switching time off | 36ms |
On switching time | 12ms | Max. positive test pulse with 0 signal | 2200μs |
Max. negative test pulse on 1 signal | 3700μs | Explosion prevention and protection | Zone 1 (ATEX) Zone 1 (UKEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 21 (UKEX) Zone 22 (ATEX) |
Operating medium | Compressed air as per ISO 8573-1:2010 [7:4:4] | Information on operating and pilot media | Operation with oil lubrication possible (required for further use) |
Corrosion resistance class (CRC) | 1 - Low corrosion stress | LABS (PWIS) conformity | VDMA24364-B1/B2-L |
Storage temperature | -40°C 60°C | Temperature of medium | -10°C 60°C |
Ambient temperature | -5°C 40°C | Product weight | 360g |
Electrical connection | Via F coil, to be ordered separately | Type of mounting | With through-hole |
Pilot exhaust air port 84 | M5 | Pneumatic connection 1 | G1/4 |
Pneumatic connection 2 | G? | Pneumatic connection 3 | G1/4 |
Pneumatic connection 4 | G1/4 | Pneumatic connection 5 | G1/4 |
Note on materials | RoHS-compliant | Seals material | NBR TPE-U(PU) |
Housing material | Die-cast aluminum | Manufacturer ID | 535919 |
Specifications may be subject to change without notice