
The AirTAC Airtac 3V2M Solenoid Valve 3V2MNOB-1F is a genuine 3-port 2-position (3/2) solenoid valve with 1/8 in ports. It either feeds its outlet or vents it to exhaust, which is what makes it the valve for single-acting cylinders, on/off air blow, clamping, vacuum switching and pilot duty.
The 3V2MNOB-1F gives you one 3/2 normally open valve already mounted on its own single-station 3V2M base. It is a compact way to start a manifold system: direct-acting, spring return, with a coaxial poppet that switches between feeding the outlet and venting it. While de-energised the valve passes air; energising the coil vents the outlet.
The single station draws 7.0 W from a DC24V supply through a DIN plug connection, and the coil is rated IP65. Ports are PT1/8 and the valve handles 0-0.8 MPa between -20 and 70 C. Because the base is part of a modular family, you can add extra stations later and keep one common air feed, one exhaust path and one wiring scheme.
| Model | Airtac 3V2M Solenoid Valve 3V2MNOB-1F |
|---|---|
| Series | 3V2M |
| Valve type | 3/2-way (3-port, 2-position) |
| Function | Direct-acting, single solenoid, spring return |
| Initial state | Normally open |
| Item form | Complete assembly — 1 valves on a shared base |
| Exhaust | Centralised exhaust |
| Port size | 1/8 in |
| Thread | PT |
| Coil voltage | DC24V |
|---|---|
| Electrical entry | DIN plug (DIN socket type) |
| Coil power | 7.0 W |
| Operating pressure | 0-0.8 MPa (0-114 psi) |
| Vacuum service | Not rated for vacuum |
| Flow coefficient | Cv 0.1 |
| Temperature | -20 to 70 C |
| Construction | Coaxial shut-off (poppet), base-mounted, spring return |
| Protection | IP65 (DIN 40050) |
| Medium | Air, filtered by a 40 µm or finer element. Lubrication not required. |
Figures follow the official AirTAC 3V2M catalogue. Confirm coil voltage and thread (PT / NPT / G) against the product label before wiring.
| 3V2M | Body — sets the flow, the coil power and whether vacuum is rated. |
|---|---|
| 1/8 in | Port size. M5, 06 = 1/8 in, 08 = 1/4 in, 10 = 3/8 in. |
| NO | Normally open: air passes until the coil is energised. |
| DC24V | Coil voltage. A = AC220V, B = DC24V, C = AC110V, E = AC24V, F = DC12V. |
| — | Electrical entry: I = flying lead, otherwise a DIN plug. |
| 1F | 1 stations in one assembly, centralised exhaust. |
| PT | Port thread. PT ships from stock; G and NPT are available to order. |
A 3/2 valve has three ports — supply, outlet and exhaust — and two states. It either feeds the outlet or vents it to exhaust, and that is the whole job.
That makes it the right valve for a single-acting (spring-return) cylinder, on/off air blow, a clamp, switching a vacuum generator or suction cup, and piloting a larger valve.
It cannot run a double-acting cylinder. A double-acting cylinder needs air alternately on two sides, which takes a 5-port valve — the AirTAC 4V series.
A cleaning jet that blows dust off cartons before sealing. In NO form the jet blows whenever air is on and stops only when the coil is energised - handy when the blast must be the default.
One clamp on a milling fixture that must stay applied if the 24 V supply drops. A NO valve keeps feeding the single-acting clamp until the control deliberately vents it.
A small pilot signal that holds a big diaphragm valve open between batches. Energise the 3V2MNOB-1F to dump the pilot and let the process valve close.
Choose this 1-station assembly when you want one NO valve now with room to grow into a shared-supply manifold later. It flows Cv 0.1; for a point needing more, use a standalone 3V2 (Cv 0.18 at 1/8 inch) or 3V3 (Cv 0.62 at 1/4 inch, both vacuum-rated), and for a low-power point the 3V1 needs just 3.0 W on DC. Double-acting cylinders require the AirTAC 4V series, not any 3V valve.
Confirm before ordering: normally open (not convertible afterwards), DC24V, DIN plug entry, 1 station, centralised exhaust, PT1/8. G and NPT are order options. Do not plan on converting the state in the field by any means, including the base gasket.
Confirm before you order
3/2 normally open, direct-acting, single solenoid, spring return. Cv 0.1. Pressure 0-0.8 MPa (0-114 psi). Temperature -20 to 70 C. DC24V coil at 7.0 W. IP65 (DIN 40050). PT1/8 ports. Air supply must be filtered to 40 um or finer; lubrication is not required. Manual override is fitted for commissioning.
It switches one single-acting spring-return cylinder, an on/off air jet, a clamp, or a pilot line - it has three ports and two states, so it either feeds the outlet or vents it. It cannot drive a double-acting cylinder; that takes a 5-port valve such as the AirTAC 4V.
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