China 48*48mm Single Phase AMP Digital Smart Energy Current Meter

Function
Molel NO.MeasurementExtended FunctionDisplayHole Size
(mm)AC CurrentDC CurrentSwitching InputSwitching OutputAnalog OutputCommunication interfaceLEDLCDLST12-A√-2211√-111*111LST12-DA-√2211√-LST96-A√-2211√-92*92LST96-DA-√2211√-LST96H-A√-2211√-92*45LST96H-DA-√2211√-LST80-A√-2211√-76*76LST80-DA-√2211√-LST72-A√-2211√-68*68LST72-DA-√2211√-LST48-A√-2211√- LST48-DA-√2211√-45*45

Performance Characteristics
*High precision measurement of three phase AC/DC current
*Provide the digital tube display,local data query
*Programmable CT ratio
*Support for RS-485 communication,modbus-RTU protocol
*Support for swith inout,output,analog transmitting output
*Auxiliary power supply:AC/DC 80-270V,AC 220V,AC 380V,AC 100V
*A variety of dimensions to meet the different requirements of the electric distribution box.
Technical Index
Accuracy of measurement
*Current:level 0.5
Signal Input
*Connection Mode:three phase four wires,three phase three wires
*Rated Current:AC 1A,AC 5A
*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:-10ºC~+55ºC
*Storage Temperature:-25ºC~+70ºC
*Relative Humidity:≤93ºC,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