FLY AUTOMATION
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Solenoid valve MH2, MH3, MH4
Fast-switching valves for higher flow rates.
Directly actuated poppet valve
Fast-switching valve: switching times down to 2 ms
Direct mounting, individual sub-base, manifold assembly
Manifold block for 2 ... 10 valves
| Feature | Value |
| Valve function | 3/2-way, closed, monostable |
| Type of actuation | Electric |
| Construction width | 10 mm |
| Standard nominal flow rate | 100 l/min |
| pneumatic working port | QS-4 |
| Operating voltage | 24V DC |
| Operating pressure | -0.09 MPa ... 0.8 MPa |
| Operating pressure | -0.9 bar ... 8 bar |
| Design | Pressure-relieved poppet valve |
| Type of reset | Mechanical spring |
| Degree of protection | IP55 |
| Approval | RCM trademark c UL us - Recognized (OL) |
| KC mark | KC-EMV |
| CE mark (see declaration of conformity) | To EU EMC Directive |
| Nominal size | 2 mm |
| Grid dimension | 14 mm |
| Note on grid dimension | Minimum distance between the valves is 4 mm |
| Exhaust-air function | With flow control option |
| Sealing principle | Soft |
| Mounting position | optional |
| Manual override | Non-detenting |
| Type of piloting | Direct |
| Flow direction | Reversible with restrictions |
| Symbol | 991308 |
| lap | Underlap |
| Reverse polarity protection | Bipolar |
| Additional functions | Spark arresting Holding current reduction Protective circuit |
| Operating pressure, reversible | -0.09 MPa ... 0.1 MPa |
| Operating pressure, reversible | -0.9 bar ... 1 bar |
| Operating pressure, reversible | -13.05 psi ... 14.5 psi |
| Max. switching frequency | 330 Hz |
| Switching time off | 2 ms |
| Switching time on | 1.7 ms |
| Feature | Value |
| Tolerance switching time off | +10%/-30% |
| Tolerance switching time on | +10%/-30% |
| Switching time dispersion from 1 Hz | 0.2 ms |
| Duty cycle | 100% |
| Characteristic coil data | 24 V DC: low-current phase 1.25 W, high-current phase 5.0 W |
| Permissible voltage fluctuations | +/- 10 % |
| Operating medium | Compressed air to ISO 8573-1:2010 [7:4:4] |
| Note on operating and pilot medium | Lubricated operation possible (in which case lubricated operation will always be required) |
| Vibration resistance | Transport application test with severity level 2 to FN 942017-4 and EN 60068-2-6 |
| Restrictions for environmental and media temperature | As a function of switching frequency (see graph) |
| Shock resistance | Shock test with severity level 2 to FN 942017-5 and EN 60068-2-27 |
| Corrosion resistance class CRC | 2 - Moderate corrosion stress |
| Media temperature | -5 °C ... 60 °C |
| Ambient temperature | -5 °C ... 60 °C |
| Product weight | 60 g |
| Electrical connection | Cable |
| Cable length | 2.5 m |
| Type of mounting | With through-hole |
| Pneumatic connection, port 1 | QS-4 |
| Pneumatic connection, port 2 | QS-4 |
| Pneumatic connection, port 3 | QS-4 |
| Note on materials | Copper/PTFE-free RoHS-compliant |
| Material seals | HNBR NBR |
| Material housing | Die-cast zinc Coated |
| Material cable sheath | PUR |
| Material screws | Steel Galvanised |
| 1 | Series | 6 | Normal position | ||
| MHA2 | Solenoid valve MHA2 | 5/2-way valve | |||
| MHE2 | Solenoid valve MHE2 | G | Closed | ||
| MHP2 | Solenoid valve MHP2 | O | Open | ||
| MHA3 | Solenoid valve MHA3 | 7 | Pneumatic connection | ||
| MHE3 | Solenoid valve MHE3 | 2 | Sub-base, nominal width 2 mm | ||
| MHP3 | Solenoid valve MHP3 | 3 | Sub-base, nominal width 3 mm | ||
| MHA4 | Solenoid valve MHA4 | 4 | Sub-base, nominal width 4 mm | ||
| MHE4 | Solenoid valve MHE4 | 1/8 | Thread G1/8 | ||
| MHP4 | Solenoid valve MHP4 | 1/4 | Thread G1/4 | ||
| M5 | Thread M5 | ||||
| 2 | Drive system | M7 | Thread M7 | ||
| M | Solenoid, switching | QS-4 | Push-in connector, 4 mm | ||
| 3 | Nominal operating voltage | QS-6 | Push-in connector 6 mm | ||
| 1 | 24 V DC | QS-8 | Push-in connector 8 mm | ||
| 4 | Manual override | 8 | Electrical connection | ||
| H | Non-detenting | Plug tabs | |||
| 5 | Valve function | K | Moulded cable, 2.5 m long | ||
| 3/2 | 3/2-way valve | ||||
| 5/2 | 5/2-way valve | ||||