High precision sensor

FSM300LTB/W5 High precision sensor

Product characteristicsFluxgate technology, high precision, high stability current measurementFor non-contact applications, easy to installVery low temperature coefficientLow bias currentIt has the function of saturation detection and self-recoveryDC~800kHz(@±3dB) High bandwidth, up to DC~800kHz(@±3dB)

Description

Advantages

Parameters

Selection

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Application field

New energy field: lithium battery components, battery charging and discharging test system feedback devices, motor testing, etc

Particle acceleration field: Sampling feedback devices for high accuracy power supplies

Medical industry: Power sampling feedback for MRI

Rail transit field: converters and other high accuracy, high current testing

Laboratory application: High accuracy power measurement with power analyzer, reliable testing of metering level current

Instrumentation field: Feedback devices for current measurement in instrumentation

 

安全特性 Safety feature

参数
(Parameter)

符号
(Symbol)

单位
(Unit)

最小
(Min)

标称
(Type)

最大
(Max)

备注
(Comment)

耐受电压

Withstand voltage

Ud

kV

--

2.5

--

50/60Hz,1min

瞬态隔离电压

Transient isolation voltage

TS

kV

--

5

--


相对漏电起痕指数

Relative leakage marking index

CTI

V

--

600

--

无冷凝

 

一般特性 General feature

参数
(Parameter)

符号
(Symbol)

单位
(Unit)

最小
(Min)

标称
(Type)

最大
(Max)

备注
(Comment)

工作温度范围

Operating temperature range

TA

-25

--

60


储存温度范围

Storage temperature range

TS

-40

--

85


相对湿度

Relative humidity

RH

%

10

--

80

无冷凝

 

电参数/Electrical characteristics

测试条件(环境温度25℃,供电电压±15VTest conditions (ambient temperature 25℃, supply voltage ±15V)

参数
(Parameter)

符号
(Symbol)

单位
(Unit)

最小
(Min)

标称
(Type)

最大
(Max)

备注
(Comment)

额定原边直流电流

Rated primary DC current

IPN DC

A

-300

--

300


额定原边交流电流

Rated primary AC current

IPN

A

--

--

212


测量范围

Measuring range

IPM

A

-300

--

300


测量电阻

Measuring resistance

RM

Ω

0

--

25


副边电流

Secondary side current

IS

mA

-200

--

200


过载能力

Overload capacity

 

kA

-1

--

1

@100ms脉冲

电流变比

Current ratio

KN


--

1:1500

--


供电电压

Supply voltage

UC

V

±14.25

--

±15.75


电流消耗

Current consumption

IC

mA

--

--

50

总消耗需累计IS

输出噪声0…10Hz

Output noise 0... 10Hz

Vno

ppm

--

--

12.5


输出噪声0…100Hz

Output noise 0... 100Hz

--

--

20


输出噪声0…1kHz

Output noise 0... 1kHz

--

--

32.5


零点失调电流

Zero offset current

IOE

ppm

-225

--

225


温度漂移系数

Temperature drift coefficient 

TCIOE

ppm/K

-50

--

50


零点偏置稳定性

Zero bias stability


ppm/month

-25

--

25


线性度

Linearity 

εL

ppm

-125

--

125


总体准确度

Overall accuracy

XG

ppm

-500

--

500


电流跟随速度

Current following velocity

di/dt

A/μs

100

--

--


带宽(±3dB)

Bandwidth (±3dB)

BW

kHz

--

200

--

小信号,@0.5%IPM

①:测试信号为单脉冲,过冲后传感器会进入自恢复状态,状态指示灯灭,需要约50ms恢复到正常工作状态。

Note 1: The test signal is a single pulse. After overshooting, the sensor will enter the self-recovery state, and the status indicator will be off. It takes about 50ms to restore to the normal working state.                                                                                                                                        

②:ppm数据均参考副边输出信号满度对应的IPN

Note 2 :ppm data refer to IPN corresponding to the subside output signal full degree.

传感器机械尺寸图 Mechanical dimensions of the sensor

单位:mm Unitmm


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