... analyzer gas flowmeter 1. SBL data display 2. 4-20mA,0-10V,impulse,RS485 outputs 3. delivery:one week SBL digital target gas ... conservancy and so on.Gas:Gas, air, hydrogen, natural gas and nitrogen gas, liquified petroleum gas, super - the oxadation hydrogen, flue gas, marsk, butane, ... 0~42Mpa. 2) Characteristicsl Measurement flow of liquid, gas, steam, ropy mediums or ambulatory mediums in low, normal ...