
The AirTAC Airtac 3V2M Solenoid Valve 3V2MNOA-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 3V2MNOA-1F is the one-station version of the 3V2M platform: one normally open 3/2 valve, one 7 VA AC220V coil, one base section with centralised exhaust. It behaves as a single 3/2 valve today and as the first station of a larger manifold tomorrow, because 3V2M stations combine and expand freely and can be mixed by number and type.
The valve is direct-acting with spring return and a coaxial shut-off poppet. De-energised it supplies the outlet; energised it vents. Air enters through one shared supply port at PT1/8, and a manual override on the body speeds commissioning. Flow is Cv 0.1, pressure 0-0.8 MPa, temperature -20 to 70 C, coil protection IP65.
| Model | Airtac 3V2M Solenoid Valve 3V2MNOA-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 | AC220V |
|---|---|
| Electrical entry | DIN plug (DIN socket type) |
| Coil power | 7 VA |
| 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. |
| AC220V | 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 controls bench mounts the single station to prove wiring and NO logic before the same base design is scaled up; extra stations add on without redesigning the air or electrical layout.
One normally open valve feeds a blow gun at a repair bench; air is present whenever the shop supply is on, and energising the coil cuts flow - useful where the default must be 'air available'.
A spring-close gripper on a small pick-and-place opens on de-energised air; if the controller drops out, the part is released rather than held mid-transfer, which protects delicate loads.
Buy the state deliberately: this unit is normally open, and flipping or reversing the 3V2M base gasket will not turn it into NC - the state is decided at the factory and cannot be converted after purchase. Confirm the five order points: NO, AC220V, DIN plug entry, one station, centralised exhaust, with PT thread standard and G or NPT to order.
Use 3V2M when you expect the manifold to grow; its Cv 0.1 trades flow for density. For a one-off station needing more flow, an individual 3V2 gives Cv 0.18 at 1/8 in or 0.19 at 1/4 in and is vacuum-rated, 3V3 reaches Cv 0.62 at 1/4 in (also vacuum-rated), and light duties can use 3V1 at 3.0 W DC. Double-acting cylinders belong on the 4V series.
Confirm before you order
One 3/2 normally open valve on a one-station base: Cv 0.1, 0-0.8 MPa, -20 to 70 C, AC220V coil at 7 VA, IP65 (DIN 40050), PT1/8 ports, centralised exhaust, DIN plug entry and a fitted manual override.
The 1F base fixes the supply and exhaust architecture from day one - one shared supply port and a centralised exhaust - so adding stations later means adding valve and base pairs on the same pattern rather than repiping. The valve stays NO as built, and the state cannot be swapped by flipping the gasket, so confirm NO suits your circuit before ordering.
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