... Endurance company have gained CE certificate, can be widely used to measure volumetric flow of overheated & saturated steam, compressed air ... fluid etc. Technical Features:Piezocrystal inbuilt in bluff body to avoid fluid turbulance caused by external type, no zero ... , Class300, Class600 Signal Output: Pulse Output, Two Wire 4~20mADC, RS-485, Hart, Modbus Power Supply: 24VDC / 3.6V Lithium Battery / ...