... canrealize instruments group connection function;two loops electric energy pulse output and four loops analogvalue(0~20mA/4~20mA) output,it can realized ... ,kVar,kVarh,kWh,Hz,cosφLED 4 loops 4-20mA or 0-20mA4 DO/4DIRS-485MODBUS-RTU2 loops electric energy pulse output PD194Z-2S9I ... ,kVar,kVarh,kWh,Hz,cosφLED 4 loops 4-20mA or 0-20mA4 DO/4DIRS-485MODBUS-RTU2 loops electric energy pulse output PD194Z-9S9I ...