AC-current sensor

A-FS500LTB AC-current sensor

The current sensor using the principle of electromagnetic induction can measure the AC signal current under the condition of electrical isolation, and output 4-20mA DC current output proportional to the effective value of the measured current. They require only a two-wire connection and do not require a separate loop power supply.

Description

Advantages

Parameters

Selection

Download

电参数/Electrical characteristics


型号

Type

A-FS

100LTB

A-FS

200LTB

A-FS

300LTB

A-FS

400LTB

A-FS

500LTB


IPN

原边输入电流量程

Primary input current range

0~100(AC)

0~200(AC)

0~300(AC)

0~400(AC)

0~500(AC)

A

IS

副边输出电流

Secondary output current

4-20(DC)

mA

RL

负载电阻

Load resistance

0~250

Ω

IP

过载

Overload

IPN X120%

A

VC

电源电压

Supply voltage

负载250Ω时          +12~+35

V

εL

线性度

Linearity

<0.2

%FS

XG

精度

Accuracy

TA =25 ℃              ±0.5

%FS

IOT

输出电流温度漂移

Output current temperature drift

TA =-25~+85℃         <0.005

mA/℃

Tr

响应时间

Response time

≤300

ms

f

响应频率

Response frequency

20Hz~5kHz


Vd

绝缘电压

Insulation voltage

在原边与副边电路之间2.5KV有效值/50Hz/1分钟


TA

工作环境温度

Ambient operating temperature

-25~+85

TS

贮存环境温度

Ambient storage temperature

-40~+100


内部保护

Inner protect

过电压保护,过大电流保护,极性保护




Dimensions of drawing (mm)                       Connection

Elucidation:  +, power supply positive -, power supply negative OFS, zero adjustment GIN, amplitude adjustment


Remarks

1.Incorrect wiring may cause damage to the sensor. After the sensor is powered on, when the measured current passes through the arrow direction of the sensor, the in-phase voltage value can be measured at the output end.

2.The output amplitude of the sensor can be adjusted according to the user's needs.

3.Sensors with different rated input current and output voltage can be customized according to user requirements.

 


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