
The AirTAC Airtac 3V2M Solenoid Valve 3V2MNOCI-19F 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.
Nineteen NC 3/2 poppet valves share one base and one centralised exhaust in the 3V2MNOCI-19F, the densest assembly in this batch. Every valve is direct-acting with spring return and coaxial shut-off, and the manual override on each body lets technicians jog individual stations during set-up without touching the wiring. AC220V coils at 7 VA use flying leads instead of DIN sockets.
Shared supply and shared wiring pay off at this station count: diagnostics run down one trunk, and stations combine or mix valve types freely. All nineteen coils energised need roughly 133 VA, so confirm your supply covers it. Cv 0.1 per station, NC outlets vented until energised, and the state cannot be changed after purchase.
| Model | Airtac 3V2M Solenoid Valve 3V2MNOCI-19F |
|---|---|
| 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 — 19 valves on a shared base |
| Exhaust | Centralised exhaust |
| Port size | 1/8 in |
| Thread | PT |
| Coil voltage | AC110V |
|---|---|
| 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. |
| NO | Normally open: air passes until the coil is energised. |
| AC110V | Coil voltage. A = AC220V, B = DC24V, C = AC110V, E = AC24V, F = DC12V. |
| I | Electrical entry: I = flying lead, otherwise a DIN plug. |
| 19F | 19 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 nineteen-station index line clamps parts at every nest from one PT1/8 supply gallery, with fail-vented NC behaviour releasing every clamp on power loss.
Washer exit tunnels aim short air bursts at wet components; NC stations keep the nozzles dead between cycles so the compressor sees no idle leakage.
Machine guarding circuits vent pilot or clamp lines whenever a coil de-energises, and the shared manifold makes the safety wiring a single auditable run.
Before ordering, settle five points: NC initial state, coil voltage, electrical entry, station count and exhaust type, plus thread (PT standard on this family; G and NPT are order options). Flow-wise, 3V2M trades capacity for density: at Cv 0.1 per station it sits below an individual 3V2 at Cv 0.18 (1/8 in) or 0.19 (1/4 in) and well below 3V3 at Cv 0.62 (1/4 in), both of which are vacuum-rated unlike 3V2M. 3V1 at 3.0 W DC is the low-power pick. NC/NO cannot be converted after purchase, and double-acting cylinders belong on the AirTAC 4V series.
Confirm before you order
Nineteen NC 3/2 valves, direct-acting, spring return, coaxial shut-off, one base with centralised exhaust. Cv 0.1, operating pressure 0-0.8 MPa, temperature -20 to 70 C, AC220V coils at 7 VA each (about 133 VA all energised), IP65 (DIN 40050), PT1/8 ports on PT thread, manual override fitted, air filtered to 40 um or finer, no lubrication required.
Decide what each outlet should do at rest: NC passes no air until energised, NO passes air until energised. The 3V2M base gasket is dedicated and flipping it does not convert the state - the initial state is fixed by the valve body ordered, so specify NC before purchase. There is no conversion path in the field, and the series also carries no vacuum rating.
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