Hot sale digital display super Smart three phase digital Voltmeter with rs485

Performance Characteristics

1.High precision measurement measurement of single phase AC voltage or DC voltage

2.Provide the digital tube display, local data query

3.Programmable voltage ratio

4.Support for RS-485 communication, Modbus-RTU protocol

5.Auxiliary power supply:AC/DC 80V~270V, AC220V, AC380V, AC100V, DC48V, DC 24V

6.A variety of shapes, to meet the different requirements of the cabinet body electric circuit

Technical Index

Accuracy of measurement

♦Voltage level 0.5

Signal input

♦Connection mode of single phase

♦Rated voltage of AC 57.7V, AC 100V, AC 220V, AC 380V, DC 2V, DC 20V, DC 200V, DC ♦600V,DC600V

♦Over load 1.2 times ( Continued ), 2 times / second ( instantaneous )

♦Power<1VA/ phase

♦Impedance >300KΩ

♦The frequency of 45~65Hz or DC

Auxiliary power supply

♦Working range of AC/DC 80V~270V, AC220V, AC380V, AC100V, DC48V, DC 24V

♦Power consumption <4VA

Function module

♦Communication interface 1 way RS-485 communication, Modbus-RTU protocol

♦Baud rate: 1200~9600bps, the default 2400bps

♦Switch input support 2 stem node input

♦The switch output support 2 relay output, capacity: AC 250V/5A, DC 30V/5A

♦Transmission output support 1 analog output: 0/4~20mA or 0~5/10V

Section of Specification