Optimal for measuring flow rates in pipes from DN15 (1/2”) to a maximum of DN80 (3”)! Manage air usage for energy savings.
● ±1.5% of high-precision indication value ● Measurement under pressure set before shipment ● Excellent reproducibility ● Quick sensor replacement under line pressure (EE772) ● Bus interface for Modbus RTU/M-BUS ■ The EE771/EE772 is a mass flow meter that adopts the thermal mass flow principle, suitable for measuring flow rates in pipes ranging from DN15 (1/2”) to a maximum of DN80 (3”). ■ It can measure the consumption of compressed air, nitrogen, CO2, oxygen, argon, or other non-corrosive, non-flammable gases. ■ The unique installation concept, which combines a measurement valve and a shut-off function, allows for quick installation and removal during regular calibration, and ensures accurate and reproducible positioning within the pipe, guaranteeing high precision. For more details, please download the catalog or contact us.
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basic information
1. Regarding EE771 Model: EE771 Nominal pressure: Maximum 1.6 MPa 2. Regarding EE772 Model: EE772 Nominal pressure: Maximum 4.0 MPa 3. Common specifications for EE771/EE772 Measurement range: Piping Low (L1) High (H1) DN15 (1/2”): 0.32 to 63 Nm3/h 0.32 to 126 Nm3/h DN20 (3/4”): 0.57 to 113 Nm3/h 0.57 to 226 Nm3/h ... Please refer to other catalogs. Power supply: 18 - 30 VAC/VDC Current consumption: Maximum 200 mA (with display) Temperature range: Ambient temperature -20 to 60 ℃ Mid temperature -20 to 80 ℃ Storage temperature -20 to 60 ℃
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Applications/Examples of results
● Measurement of compressed air consumption ● Flow measurement of industrial gases (O2, N2, Ar, CO2, He) ● Nitrogen generator ● Leak detection and various others
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Company information
We introduce various measuring instruments and devices related to moisture management, including the domestic capacitive dew point meter TK-100 series, mirror-type dew point meters, oxygen concentration meters, humidifiers, and moisture meters for corrosive gases. By organically combining these, as well as through piping, line creation, and unitization, we provide customized products and respond quickly to complex issues.
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