GFM Pro Electronic Flowmeter

The Thermo Scientific GFM Pro Flowmeter is specifically designed for use with gas chromatography (GC) instruments. This versatile product is an electronic device capable of measuring volumetric flow for all types of gases. Real-time measurements can be made for various types of flow paths including continually changing gas types. The unit is portable so it can be handheld or it also has an optional stand for benchtop convenience.
> Compact ergonomic design features side grips for added durability

Easy-to-use interface features overrange warning indicator and auto-shutoff

Measurement range of 0.5-500mL/min

Accuracy of +/- 2% of flow or +/- 0.05mL/min, whichever is greater

Data output via USB port

Calibration: traceable to NIST™ primary standards

Explosion-proof rating for flammable and explosive gases

CE certified

Uses two "AA" batteries

Re-calibration service available