... flow totalizer - mass, volume or length -batch control -CE,CQC,ISO9001 AI-808H Mass Flow Meter LCD Flow totalizerMain Features- Modularized structure compatible with ... signal- Functions:retransmission, high/low alarm of momentary flow, temperature and pressure, abnormal signal detecting, and ... -off control mode (deadband adjustable)AI MPT with auto tuning, adopting fuzzy logic PID algorithm. ...