... the data about three-phase voltage, active power and reactive power. High performance industrial product;Standard Modbus RTU ... data, current data, active power, reactive power, power factor, zero sequence current, zero sequence voltage;2. 3-channel switch control ... IA,IB,IC,PA,PB,PC,QA,QB,QC,P,Q,F,COS,3I0,3U0 Data Renovation Speed: 40MSPrecision: 0 ... below zero to 70DEG C W5100DL Power Data I/O Module