Basic function
■ Low-frequency square-wave exciting，exciting frequency：1/16 power frequency、
1/20power frequency、1/25 power frequency;
■ High-frequency square-wave exciting，exciting frequency：1/2 power frequency（for
grouting liquid measure）;
■ Exciting current can be selected for 125mA、187.5mA、250mA、500 mA；
■ No need to add empty pipeline measurement, and can measure continuously, alarm by
fixed value;
■ Current speed range：0.1 --- 15m/s，current speed resolution：0.5mm/s;
■ AC high-frequency switching power，range of voltage：85VAC --- 250VAC;
■ DC 24V switching power，range of voltage：20VDC --- 36VDC；
■ Network function：MODBUS、GPRS、PROFIBUS 、HARTcommunication interface
（choose）；
■ Chinese or English displaying mode, (other languages can be set)；
■ Three integrator gross inside, respective register: Forward gross, reverse gross and
minus value gross.
1.2 Especial function
■ Recording time when power turn-off, to record power broken time of instrument
system automatically and recruit to count the missing flux；
■ Recording function of hour gross, to record the flux gross by hour, fit for timed
measure;
■ Infrared handing telecontrol keyboard，all the functions of far-untouched controlling
converter.
