Softwarewiring tutorial click here to openspecification ac301 20a ac301l 20a1 voltage ac50 300v2 shunt way built in3 485 communication ac301 20a no 485 communication ac301l 20a with 485 communication 4 current 0 20a5 power 0 4400w6 capacity 0 01 99999kwh7 timing 0 9998 temperature 10 c to 150 c9 frequency 50 60hz10 power factor 0 01 1pfpackage include 1 x meter 20a is without shunt ct coil 1 x usuer manual1 x temperature sensorac301 100a ac301l 100a1 voltage ac50 300v2 current 0 100a3 shunt way built in4 485 communication ac301 100a no 485 communication ac301l 100a with 485 communication 5 power 0 22kw6 capacity 0 01 99999kwh7 timing 0 9998 temperature 20 c to 150 c9 frequency 50 60hz10 power factor 0 01 1pfpackage include 1 x meter 100a1 x close ct split ct1 x usuer manual1 x temperature sensor