Mass flow regulator MV-302

for gashigh-precisiondigital

Direct thermal mass flow measurement 10 pre-installed gases Bright, graphical OLED display Digital or analog output; alarm and counter functions High precision needle valve Features Clear indication in: - actual flow rate (bar graph and value) - desired flow units - type of gas - totalised flow Bright, wide-angle OLED display Free of parallax error Virtually independent of temperature and pressure variations Low pressure drop Wide flow ranges Fast response Configurable password protection Alarm and counter functions Relays Multi Gas / Multi Range 10 Pre-installed gases High resolution needle valve Digitally calibrated Free software tools Technical specifications Accuracy ± 2% RD for flow > 50% of max. capacity ± (1% RD + 0.5% FS) on lower flows Technical specifications are based on Air at maximum FS Repeatability < 0.2% FS typical Pressure coefficient 0.2% / bar typical at Air Pre-installed gases Air, N2, O2, CO2, CO, N2O, Ar, CH4, C3H8 and C4H10 Standard calibration gas Air, other gases are converted using our Fluidat® conversion model which will introduce extra inaccuracy Rangeability up to 1:100 Response time (sensor) (t63%) 2 seconds Operating temperature 0 … 50 °C (32 … 122°F) Temperature coefficient Zero: <0.1%FS/°C, Span: <0.2%RD/°C Leak integrity, outboard tested < 2 x 10-9 mbar l/s He Attitude sensitivity < 0,1 % FS Mechanical parts Material (wetted parts) Meter: aluminium, Viton® (FPM) Needle Valve: Fluorisint, Brass, Buna N Process connections G 1/4" BSPP female (compression fittings optional) Seals Viton®, PTFE Weight 0.7 kg Ingress protection IP40