
The AirTAC Airtac 3V2M Solenoid Valve 3V2MNOA-9F 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-9F bundles nine 3/2 normally open solenoid valves, AC220V DIN plug coils and a 9-station base into one ordered assembly. Because the valves are normally open, compressed air flows from supply to outlet whenever a coil is de-energised; switching the coil on vents the outlet. Each valve is direct-acting, single solenoid with spring return, built as a coaxial shut-off poppet for tight seating, and rated Cv 0.1 with IP65 coil protection.
All nine stations share one air supply and one wiring run through the dedicated base, which shortens commissioning and makes faults easy to trace station by station. This version exhausts centrally, so every station vents through a common port. Note that the normally open state is fixed at the factory: the base gasket cannot be reversed or converted to change the state, so order NC or NO correctly up front.
| Model | Airtac 3V2M Solenoid Valve 3V2MNOA-9F |
|---|---|
| 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 — 9 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. |
| 9F | 9 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.
On a multi-spindle drilling table, one 3V2M station per spindle feeds the spring-return clamp cylinder; being normally open, all clamps stay released whenever the 220 V control circuit is dead.
A nine-station NO assembly keeps a row of air-blow nozzles on a can line flowing while de-energised and vents them only when the coil is switched, a fail-open behaviour that suits drying stations.
Carton and tray formers use one single-acting clamp per corner; a shared-supply 9-station base feeds them all from one air line and one wiring run instead of nine separate valves and hoses.
Size both ways before ordering. 3V2M trades flow for manifold density at Cv 0.1, so if one station must pass more air, fit an individual 3V2 (Cv 0.18 at 1/8 in, 0.19 at 1/4 in, vacuum-rated) or a 3V3 (Cv 0.62, 1/4 in, vacuum-rated) for the highest flow in the 3V range. Where the duty is light, the 3V1 body draws only 3.0 W on DC. A double-acting cylinder needs a 5-port AirTAC 4V valve, not this 3/2 family. Match five points: initial state (NO here, unchangeable after purchase), coil voltage (AC220V, 7 VA per coil), electrical entry (DIN plug), station count (9), exhaust routing (centralised; D gives independent) and thread (PT standard; G or NPT are order options).
Confirm before you order
Each valve has a Cv 0.1 flow coefficient, operating pressure 0-0.8 MPa (0-114 psi), media temperature -20 to 70 C, AC coil power 7 VA (about 63 VA if all nine are energised together) and IP65 (DIN 40050) coil protection. Air must be filtered to 40 um or finer; lubrication is not required.
The nine NO valves pass air to their outlets whenever coils are off and vent them when energised. AirTAC specifies a dedicated base gasket, and turning that gasket over does not convert NC to NO - the state is set by the valve internals at manufacture. Confirm NO is what your circuit needs before ordering. For double-acting cylinders, move to the AirTAC 4V series.
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