... 28 electrical parameters;2) 240*160 dot big LCD for display.3) Two On-Off Input / Output, with remote control RS485 ... . Suit for LV/ HV voltage system2. Compact design with all real-time measurement3. Consist of basic unit and optional modules4. 10 years ... Power Meter Basic Function:Provide one RS485 communication, measures and display real-time parameters:1. Voltage—Ua, Ub, Uc, Uab, Ubc, Uca,2 ...