M3 (3/2 way)
Compact 3/2-way mechanical pneumatic control valve with multiple actuator styles, sensitive switching performance, and maintenance-free operation.
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Description
The M3 Series Mechanical Control Valve is a compact 3/2-way pneumatic directional control valve designed for manual and mechanically actuated control applications. The series includes roller lever, plunger, push button, selector, and mechanical actuator variants, making it suitable for position sensing, stroke detection, machine sequencing, and pneumatic signal control.
The valve utilizes a sliding-column structure that eliminates back-pressure effects on the actuator force, ensuring smooth and sensitive directional switching regardless of operating pressure. Its sealed internal design provides excellent leak resistance, reliable operation, and long service life in industrial environments.
Constructed with a durable aluminum alloy body and metal control components, the M3 Series offers maintenance-free performance without requiring additional lubrication. Available in port sizes from M5 to 1/4″, these valves are ideal for machine automation, packaging equipment, assembly systems, and pneumatic control circuits.
| Feature | Description |
|---|---|
| Top Exhaust Port Design | Exhaust outlet located on the valve body allows easy muffler installation to reduce noise and contamination. |
| Mechanical Position Sensing | External force actuation models are suitable for position detection, stroke sensing, and limit switch applications. |
| Multiple Actuator Styles | Available with roller, lever, plunger, push button, and manual control configurations for different operating requirements. |
| Sliding Column Structure | Control force remains unaffected by operating pressure, eliminating back-pressure effects. |
| Excellent Sealing Performance | Internal pneumatic circuit provides reliable sealing and responsive directional switching. |
| Maintenance-Free Operation | No lubrication required during normal operation. |
| Flexible Installation | Multiple mounting options simplify integration into machinery and automation systems. |
| Long Service Life | Metal actuator components deliver reliable performance and extended operational lifespan. |
| Specification | Details |
|---|---|
| Series | M3B, M3C, M3D, M3R, M3L, M3Y, M3PM, M3PP, M3PF, M3PL, M3HS |
| Fluid | Air (to be filtered by 40 μm filter element) |
| Operating Type | External control direct acting type |
| Valve Type | 3/2 Way |
| Port Sizes | M5, 1/8″, 1/4″ |
| Orifice Sizes | 2.5 mm², 8.0 mm², 9.0 mm², 12.0 mm² |
| Cv Values | 0.14, 0.45, 0.50, 0.67 |
| Lubrication | Not required |
| Operating Pressure Range | 0 ~ 1.0 MPa (0 ~ 145 psi) |
| Proof Pressure | 1.5 MPa (215 psi) |
| Operating Temperature | -20°C to 70°C |
| Body Material | Aluminum Alloy |
| Thread Options | PT, G and NPT threads available |
