... precisely measuring the gas flow gas meterIntroduction:Gas Turbine Flow Meter is a kind of instrument for precisely measuring the gas ... : PN10~PN100, ANSI125~ANSI600Size: 50, 80, 100, 150, 200, 250, 300, 400, 500, 600mmMeasurement range13~25000m3/hRangeability: normally 1:20; can be ... : -20°C~70°CRelative humidity: 5%~95%Self-lubrication gas meter