Network Power Meter has the power parameter measurement and energy measurement as a whole, providing communication interface with computer monitoring system, an LCD Network Power Meter supports MODBUS RS485 interface protocol or multiple protocols, form a network communication structure, to achieve automated management of electrical equipment. Network power meter is widely used in medium and low voltage power distribution automation systems, industrial automation systems, intelligent switchgear, building automation systems, load control systems, energy management systems, factory capacity assessment and management. Overview Network Power Meter data acquisition and control functions in a three-phase power meter network with a power parameter measurement and energy measurement as a whole, providing communication interface with computer monitoring system, an LCD Network Power Meter supports MODBUS RS485 interface protocol or more agreement to form a network communication architecture for automated management of electrical equipment. Network power meter is widely used in medium and low voltage power distribution automation systems, industrial automation systems, intelligent switchgear, building automation systems, load control systems, energy management systems, factory capacity assessment and management. Technical parameters: network phase three-wire, three-phase four-line display is programmable, switching cycle 3 rows of LED displays the voltage rating AC100V, 400V (please specify when ordering) supply operating range AC, DC 80 ~ 270V overload measuring 1.2 times instantaneous: 2 times / 10s output programmable digital interface RS-485, MODBUS-RTU protocol Power 1.2 times the instantaneous: 2 times / 10s working environment -10 ~ 55 ℃ impedance> 300kΩ Storage environment -20 ~ 75 ℃ accuracy class 0.5 Applicable Environment Operating temperature: LCD Display: -10 ℃ ~ + 45 ℃; LED display: Wait -10 ℃ ~ + 55 ℃ current rating AC1A, 5A (please specify when ordering) Storage Temperature -20 ℃ ~ + 70 ℃ overload Duration: 1.2 times the instantaneous: 2 times / 10s relative humidity ≤93% RH, non-condensing, non-corrosive gas frequency 40 ~ 60Hz, 0.1Hz precision altitude ≤2500m power active / reactive energy measurement, active precision 0.5 reactive power accuracy of 1% by weight of 0.6kg