... 3.6~4000mm,4~20mA,RS485 4.support remote control water flow meter (LCD display),water level meterSBL digital ... electromagnetic, ultrasonic, mass, volumetric, vane-wheel, by-pass, orifice, differential pressure flow meter. It was widely used in fields of gas ... are special order.c. For high temperature type and temperature/pressure compensation type, in addition to pipeline flange, connection mode ...