Single-phase ammeter digital display meter liquid crystal meter three-phase

Technical Index Accuracy of Measurement

*Current:level 0.5

Signal Input
*Connection Mode:signal phase two wires
*Rated Current:AC 1A, AC 5A, DC 20mA, DC 1A, DC 5A, DC 75mV
*Overload:1.2 times(continued),10 times/5second(instantaneous)
*Power Consumption:<0.4VA per phase
*Impedance:<20mΩ
*Frequency:45~60Hz

Accessory Power Supply
*Working Range:AC/DC 80-270V,AC 220V,AC 380V,AC 100V
*Power Consumption:<4VA

Function Module
*Communication Interface:1 way RS-485 communication,modbus-RTU protocol
*Baud Rate:2400~9600bps,the default is 9600bps
*Switch Input:4 ways
*Switch Onput:3 ways(capacity:AC 250V/1A,DC 30V/5A)
*Transmission Onput:3 ways(analog Onput:0/4~20mA or 0~5/10V)

Work environment
*Working Temperature:-10℃~+55℃
*Storage Temperature:-25℃~+70℃
*Relative Humidity:≤93℃,no corrosive gas
*Altitude:≤2500m

Safety
*Insulation Resistance:>100MΩ
*Ac Electric:AC 2KV

Emc Performance
*ESD Electrostatic Discharge:class 4
*Electrical Fast Transient Burst:class 4
*Surge(impact):class 4

Overall dimensions
*Frame Size(mm):120*120*,96*96,80*80,72*72
*Hole Size(mm):111*111,92*92,76*76,68*68