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core were adopted
2.Mainly component was take high quality and profession electric meter design's component
3.Voltage collect signal loop is resister sub voltage way
4.Current collect signal loop take high quality ,high accuracy high stablity high measure's manganin shunt
5.Display is stability LCD LED
6.Cover instruction is substance anti fire and anti aging ,good sealing
7.RS 485 communication adaptor take independence power supply electric ,and have prevent static surge protect circuit
8.Patent technology Auto protect relay was adopted it is high stability and low loss
9.IC card is transmit medium ,one card one meter ,the data will calculate after encrypting ,good safety
10.The use data will copy back to IC card
1.Infrared,RS485 or carry wave communication
way;
2.LCD ,LED and extra register to display;
3.Real times clock ,history data ,event record
function;
4.Alarm owe tick and over load testing function;
5.IC card can choose memory card and logistic
encrypting card or CPU card
6.All kinds of communication choosing way to
choose
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