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| BRAND | Aalborg Instruments |
| Product | GFM 671 |
| Description | thermal mass flow meter |
| Internal code | ONR4287927 |
| Technical specification | Sensor measuring device: aluminum Medium temperature range 0°C to +50°C max. operating pressure: 34.5 bar overpressure Power supply: 12 - 26 Vdc (200 mA) Measuring range ratio: 1:100 Standard conditions (N): 20°C and 1 bar abs. 3 1/2 digit swivel LCD flow meter mounted on the GFM Accuracy: +/- 1.5% of measuring range endvalue at 15°C to 25°C and 0.35 bar to 4.1 bar abs. otherwise +/- 3% of the measuring range endvalue reproducibility +/- 0.25% of final value Response time: 2 seconds at 25% to 100% Media wetted parts: aluminum, brass, stainless steel (316 SS) and Viton o-rings Process connection: 2 x 1/2" cutting ring screwing Measuring ranges from 0 - 300 l/min to 0 - 500 l/min based on nitrogen at 20°C & 1 bar abs. Please specify measuring range and gas type output signal 4.. 20 mA and 0.. 5 VDC linear according to the selected measuring range Measuring systems work on pressure and temperature-compensated Medium: N2 gas (please check) max. measuring range 0 - 500 SLPM (l/min.) please check output signal 0-5 VDC |