Digital AC Ammeter Intelligent Display Three Phase Programmable Voltmeter for Precision Measuring -Black-

Specification: Color: Black  Weight: Approx.380g/13.4oz Parameter Performance Signal input Voltage range: AC 57.7V/AC100V/AC220V/450V/AC600V overload Duration: 1.2 times, instantaneous: 2 times/1S power:?1VA impedance:?380k? Current range: AC 10A/5A/1A overload Duration: 1.2 times, instantaneous: 10 times/5S power :?1VA impedance: ?20M? Frequency: 45-65Hz Auxiliary power supply: Linear power supply: AC 220V + 5%, power consumption < 3VA Switching power supply: AC/DC 85-265V or DC10-36V, power consumption < 3VA Relay output: One way or two output, contact capacity: 1A/220VAC, 1A/24VDC Analog output: DC 0~20mA, 4~20mA, 0~5V, 1~5V, 0~10V RS485 communication: Baud rate 2400~9600, data format N81, E81, O81, N82 Precision grade: Level 0.2 and level 0.5 Display mode: Digital display: three row, 4 bits, high brightness LED digital tube Environment: Working temperature: -10~55?; storage temperature: -20~75? Security: Insulation: signal, power, output terminal resistance to shell > 5M? Withstand voltage: signal input, power supply, output > AC 2kV   Package list: 1 * 3-Phase AC Ammeter