-mass air flow meter -accumulate the mass, volume or length -batch control -CE,CQC,ISO9001 -.MOQ 1 PC AI-708H High performance flow totalizer, mass air flow meterdiesel flow meterMeasurement and controller for mass, volume, lengthMain Features: -Modularized structure-easy to maintain -quick delivered-Modularized and configurable inputs.-1-5V, 0-5V, 4-20mA or frequency signal;Pt100 RTD, K, E, J ...