... accuracy and reliability 1. Introduction Wafer type vortex flowmeter is a internationally advanced new type of flowmeter, it is developed ... both gas and liquid.3. Specifications:Available form:Compact type,Remote typeConnecting methods:Flange connectionCaliber(mm):15~2000Pressure(MPa):1 ... Standard current, 4~20mA;Voltage pulse, low level no more than 1V, high level no less than 6V, load resistor below ...