
The AirTAC Airtac 3V2M Solenoid Valve 3V2MNCEI-11F 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.
Eleven 3/2 normally closed valve bodies share one 11-station base in the 3V2MNCEI-11F. Every valve is direct-acting with spring return and a coaxial shut-off poppet, every coil is AC24V with a flying lead, and the base feeds all stations from one air inlet and one wiring run. Because supply and wiring are common, a fault shows up against the same background for all eleven stations, which makes isolation and fault-finding quicker.
The shared design does concentrate the electrical load: eleven coils at 7 VA come to 77 VA if all are energised together, about 3.2 A at 24 V, so the transformer needs that reserve. Centralised exhaust sends every station's vent through one exhaust point. Flow is Cv 0.1 per valve, construction is IP65 (DIN 40050), and the NC state is fixed at order time.
| Model | Airtac 3V2M Solenoid Valve 3V2MNCEI-11F |
|---|---|
| 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 — 11 valves on a shared base |
| Exhaust | Centralised exhaust |
| Port size | 1/8 in |
| Thread | PT |
| Coil voltage | AC24V |
|---|---|
| Electrical entry | Flying lead (lead-out wire 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. |
| AC24V | Coil voltage. A = AC220V, B = DC24V, C = AC110V, E = AC24V, F = DC12V. |
| I | Electrical entry: I = flying lead, otherwise a DIN plug. |
| 11F | 11 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 stamping press die with eleven hold-down and ejector points runs from a single base, one AC24V circuit and one centralised exhaust point.
An assembly cell with eleven spring-return clamps releases automatically whenever the AC24V control power drops, thanks to the NC valve state.
A truck-plant test bench energises eleven latch and clamp actuators in sequence, all fed and wired through one 11-station manifold.
This is the assembly to quote when a machine needs eleven switching points on one manifold and you value one shared supply, one loom and faster diagnostics over maximum per-station flow (Cv 0.1 through the base). If a particular station is flow-starved, mount an individual 3V2 there - Cv 0.18 at 1/8 inch, 0.19 at 1/4 inch, and vacuum-rated, which the 3V2M is not - or specify 3V3 for Cv 0.62 on 1/4 inch. Small low-power duties fit the 3.0 W DC 3V1. Double-acting cylinders belong on the 5-port AirTAC 4V series, not here.
Set all five parameters at ordering: initial state (NC here - it cannot be changed afterwards by flipping the base gasket or any other means), AC24V coil, flying-lead entry, 11 stations, centralised exhaust. PT is the standard thread on the family; G and NPT can be specified when ordering.
Confirm before you order
Eleven 3/2 NC valves, AC24V flying-lead coils at 7 VA each (77 VA all energised), Cv 0.1, operating pressure 0-0.8 MPa (0-114 psi), temperature -20 to 70 C, IP65 (DIN 40050), PT1/8 ports, 11-station base with centralised exhaust, 40 um or finer air filtration, manual override fitted.
NC holds every outlet vented until a coil is energised - the safe default for clamps and stoppers that should release on power loss. NO passes air until energised. The choice must be made when ordering: the 3V2M's dedicated base gasket cannot be reversed to swap the state after purchase.
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