Aalborg GFM 77 Mass Flow Meter (±1.5%, 3/4")
Accuracy: ±1.5% of full scale
Calibrations: Performed at standard conditions [14.7 psia (101.4 kPa) and 70 °F (21.1 °C)] unless otherwise requested
Repeatability: ±0.25% of full scale
Response time: Generally 2 seconds to within ±2% of actual flow rate over 25 to 100% of full scale
Temperature coefficient: 0.15% of full scale / °C
Pressure coefficient: 0.01% of full scale / psi (0.07 bar)
Gas and ambient temp. : Gas: 32 °F to 122 °F (0 °C to 50 °C). Ambient: 14 °F to 122 °F (-10 °C to 50 °C) - Dry gases only.
Transducer input power: Universal +12 to +26 Vdc, 200 mA maximum
Gas pressure: 500 psig (34.5 bars)
Time constant: 800 ms
Connections: 3/4" compression fittings
CE compliant: EN 55011 class 1, class B; EN50082-1
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