Closed loop (magnetically) Hall current sensor

FSM3005 Closed loop (magnetically) Hall current sensor

FSM3005 Current sensor is a closed loop device based on the measuring principle of the hall effect and null balance method,with a galvanic isolation between primary and secondary circuit,the size of primary not affect test precision,no matterthe location of primary in the hole of current sensor.It can really measure resolution 2000:1 and it uses for precision measurement ofDC,AC and pulse current.

Description

Advantages

Parameters

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Electrical characteristics


型号Type                                  FSM3005



额定测量电流Rated input IPN                ±1000A

±2000

±3000

测量范围Measure range lp                 0-±1500A

0-±3000A

0-±4500A

额定输出电流Rated output current Is        200mA

400mA

600mA

测量电阻范围RM

Moiure resister tange

Wth+24V@lps            max 80Q

With±24VOlp            max 450

max 300 max 130

max 130 max20

转换比率Conversion ratio KN                                     1:5000

电源电压Supply voltage Voc                             DC      ±15V~±24V(±5%)

电流消耗Current consumption lo                              35mA(@±24V)+ls

绝缘耐压Galvanic isolation Vo                              50Hz,1min,6KV

线性度Linearity EL                                             <0.19%FS

总体精度Overall accuraty X                                       ±0.3%

零点失调电流Qffset current lo                                  ±0.2mA

零点失调电流温漂lor

<±0.5mA

Offsetcurrent drift

响应时间Response time TR                   @100A/μs,10%-90%      <1μs

di/dt跟随精度di/dt accurately followed                         >100A/μs

频带宽度Frequency bandwidth-1db                               DC~100KHz

工作环境温度TA

Ambient operating temperature

-40~+85℃

储存环境温度Ts

-40~+125℃

Ambient storage temperature

质量Mass m                                                       =2.5kg

执行标准Standards                                      SJ20790-2000;JB/T 7490-2007


Dimensions of drawing(mm)



Remarks


1、 When the  current will  be  measured  goes  through  a sensor,the  current  will  be  measured  at  theoutput  end.(Note:The  false  wiring   may  result  in  the

damage  of  the  sensor)

2、 The  dynamic  performance(di/dt  and  the  response   time)is  the  best  when  the  primary  hole  is  fully  filled withthe bus bar.

3、Custom  design  in  the  different  rated  input  current and  the  output  voltage  are  available.


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