Nitrogen Purity Meter (NPM 250)
- Sensor – N2 ( EC ), 0.1 %
- Resolution Ranges – 0 – 100 %
- Response Time – T90 <15 sec with flow > 0 LPM
- Display – In-built Graphics Display
- Pressure – < 15 PSI
- Auto Calibration – User Command for Zero Air Calibration
- Battery – Rechargeable (lasts for 20 hours )