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A3 DC Leakage Current Sensor

A3 DC Leakage Current Sensor

Bidirection micro current input, aperture:φ43mm; 0~±100mA is optional; RS485 digital signal output, with dial 

switch; measuring head can be rotated...

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*Electromagnetic modulation principle, transforms the measured DC micro current into the Rs485 output digital signal 
*Automatic DIP switch, the address can be set freely(1~255)
*High anti-interference ability, suitable for long distance transmission 
*Controlled by temperature compensation circuit, SCM technology, measure accurately 
*Perforation input, standard din rail(35mm) mounting
*The measuring head can be rotated, is convenient to thread wire from different angle 
*It widely applies to the branch way power supply of the isolation online detection in DC power supply system
* Power supply use universally in 11~30V
*Dimension(mm): 95(L)×37(W)×110.5(H） aperture: 43mm

Specification：

*Input Range：0~±100mA can choose 0~±10mA, 0~±20mA etc

*Accuracy Grade：≤1.0%.F.S

*Linearity Degree：better than 0.2%

*Response Time:≤200mS

*Offset Current: ≤20uA

*Temperature Characteristics:≤150PPM/℃(0~50℃)

*Power Consumption:≤30 mA

*Isolation Withstanding Voltage:AC2.0KV/min*1mA between input /output/ power

*Flame Retardancy:UL94-V0

*Working Environment:-10℃~50℃，20%~90% without condensation

*Storage Environment:-40℃~70℃，20%~95% without condensation

Model：

  

A---Output 
R: RS485 output (standard MODBUS communication protocol)
B---Power supply 
2: 12V±10% 
3: 15V±10% 
4: 24V±10%
C---Current input range
 
Model selection1: LF-MI11-R2A3-1.0/0~±10mA
Explanation: this product is a 0~±10mA input range, RS485 digital output, 
12V power supply, A3 style intelligent DC leakage current sensor.

Dimension：


Connection: