
The AirTAC Airtac 3V2M Solenoid Valve 3V2MNCA-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.
Nine normally closed valve bodies on a single 3V2M base: that is the 3V2MNCA-9F. Each 3/2 station is direct-acting, single-solenoid with spring return, and uses a coaxial poppet that seals well and stays compact. With no power applied, every outlet stays vented; air reaches a station outlet only while its AC220V coil is held.
The manifold wiring means one loom, one supply and faster troubleshooting than nine separately plumbed valves. At 7 VA per coil the bank draws up to 63 VA with all stations on, so check your transformer margin before specifying a nine-way set. The centralised exhaust collects all nine station vents through the base.
| Model | Airtac 3V2M Solenoid Valve 3V2MNCA-9F |
|---|---|
| Series | 3V2M |
| Valve type | 3/2-way (3-port, 2-position) |
| Function | Direct-acting, single solenoid, spring return |
| Initial state | Normally closed |
| 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. |
| NC | Normally closed: no air at the outlet 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.
Nine stations drive single-acting gate cylinders that push cartons into lanes, with every valve fed from one manifold supply instead of nine separate take-offs.
Each 3/2 station pilots a larger quarter-turn actuator, and the shared wiring lets one PLC output bank control nine pilot points from a compact panel.
NC valves open each dispense line only while energised, holding every line vented and closed between doses.
Size for density, then check the flow: Cv 0.1 per station is a coefficient, not a flow rate, and it is lower than a standalone 3V2 (Cv 0.18 at 1/8, 0.19 at 1/4) because air passes through the base. Any point needing more flow is better served by an individual 3V2, or by a 3V3 at Cv 0.62 and 1/4 for the top of the 3V range; if the duty is light, 3V1 saves power at 3.0 W DC. A 3/2 valve cannot drive a double-acting cylinder - that is a job for the AirTAC 4V series. Before ordering, confirm all five points: NC initial state, AC220V coil, DIN plug entry, nine stations, centralised exhaust, on PT thread (G or NPT are order options). NC cannot be converted afterwards by flipping the base gasket or any other field method, so state the requirement correctly at purchase.
Confirm before you order
Cv 0.1 flow coefficient per station; pressure range 0-0.8 MPa (0-114 psi); air filtered through a 40 um or finer element with no lubrication required; temperature -20 to 70 C; 7 VA per AC220V coil, with 7.0 W for DC coil variants of the 3V2M; IP65 (DIN 40050); PT1/8 ports.
Each station has three connections (supply, outlet, exhaust) and two states: it feeds the outlet or vents it. That suits single-acting spring-return cylinders, on/off blow, clamping and pilot duty. A double-acting cylinder needs a 5-port valve, so specify the AirTAC 4V series for that job.
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