Description
WIKA IS-3 is a rugged, intrinsically safe (Ex-approved) compact pressure transmitter designed for hazardous zone operations and continuous OEM duty. Its stainless-steel thin-film sensor ensures stability under shock, pulsations, and high pressure. Ideal for hydraulic skids, compressor rooms, nitrogen banks, CNG cascades, natural gas trains, drilling rigs, and refinery hazardous zones.
WIKA IS-3 — Key Technical Data & Selection Parameters
| Parameter | Specification / Details |
| Measuring Range | 0…1 bar to 0…1000 bar |
| Accuracy | ±0.5% FS (standard), ±0.25% FS (optional) |
| Sensor Technology | Stainless steel thin-film, welded, no internal seals |
| Output Signal | 4–20 mA HART (optional), 4–20 mA, 0–10 V |
| Explosion Protection | ATEX, IECEx, FM, CSA — Intrinsically Safe (Ex ia) |
| Media Compatibility | Neutral gases, oils, fuels, natural gas, CNG, air |
| Process Connection | G ¼, G ½, NPT ¼, NPT ½ (male thread) |
| Overpressure Safety | Up to 2× FS |
| Response Time | < 5 ms |
| Temperature Range (Media) | −40 °C to +100 °C |
| Ingress Protection | IP67 |
| Electrical Connection | DIN 175301, M12x1, cable outlet |
| Shock / Vibration | Resistant per IEC 60068-2-6 & -27 |
| Application Class | OEM + Hazardous + Gas trains + Hydraulic power units |
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