Three-phase Ammeter Intelligent LCD Display Digital Ammeter Current Tester LNFA73-LNFA73-

Feature:1. It has LCD screen to easy setting and make your operation simple and convenient. 2. Support variable ratio programmable meter, optional communication function,support for Modbus-RTU communication protocol. 3. This is a AC ammeter with high reliability, high safety and automatic measurement. 4. This series of digital display AC measuring instruments is suitable for measuring voltage or current parameters of power distribution system. Specification: Item Type: Ammeter Material: ABS Size: Approx. 7.2 x 7.2 x 5.2cm / 2.8 x 2.8 x 2in Weight: Approx. 192g / 6.8oz Working Power Supply(Auxiliary Power Supply)AC/DC(80-270)VPower Consumption?5VAWithstand Voltage?2KVVoltage InputRange3X230/400VResolution0.1VImpedance?1.7M?/phasePower Consumption?0.1VA/phaseOverloadcontinuouns: 1.2Un, Instantaneous: 2Un/1minFrequency45-65HZCurrent InputRange3X5A/1AResolution1mAImpedance?20m?Power Consumption?0.2VA/phaseOverloadContinuous: 1.2ln, Instantaneous: 10ln/5sPower Pulse OutputPulse Width80ms?20%Maximum Port Voltage35VMaximum Port Current10mAImpulse Frequency?10HZOutput ObjectPositive active energy, positive reactive energyCommunication InterfacePhysical InterfaceRS-485Traffic RateHighest 9600bPSCommunication ProtocolModbus-RTUIsolation Voltage2000VAC?1min)Environmental SpecificationWorking Temperature -10?-55?Storage Temperature -25?-70?Relative Humidity?95%RHWorking Altitude?2500mAnti-fouling LevelNon-corrosive GasProtection GradeDisplay surface casing lp54, Meter Shell lP20InsulationSignal, power supply, output terminal resistance to the shell>100M?Withstand VoltagePower, input, output?2KVDisplayLCD Package List:1 x Ammeter1 x Instruction