JS-CA21系列闭环霍尔电流传感器的初、次级之间是绝缘的，无位置误差，能真正测量分辨2000：1，JS-CA21系列闭环霍尔电流传感器用于精密测量直流、交流和脉冲电流。
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产品性能/Product performance |
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精度高 Excellent accuracy |
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良好的线性度 Very good linearityVery good linearity |
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高带宽 Wide frequency bandwidth |
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无插入损耗 No insertion losses |
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抗干扰能力强 High immunity to external interference |
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结构图/Structure Diagram |
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机械特性/Mechanical Characteristics |
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一般公差 |
General tolerance |
± 2mm |
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其它公差执行 |
Other tolerance execution |
GB/T 1804-2000-M |
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| 固定孔尺寸 |
Fixing hole size |
Φ12.5mm(×4) | ||||||||
| 紧固螺丝 |
Fastening steel screw |
M12 | ||||||||
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建议紧固扭矩 |
Recommended fastening torque |
10Nm(± 10 %) | ||||||||
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电气特性/Electrical Characteristics |
Unit |
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IPN |
额定电流 |
Primary nominal current |
4000 |
A |
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IPM |
最大测量范围 |
Max measuring rang |
6000 |
A |
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IPN |
额定幅度 |
Rated output current |
800 |
mA |
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IOUT |
输出电流@Ip |
Output current @Ip |
0±（800*Ip/Ipn） |
mA |
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VC |
供电电压 |
Supply voltage |
±24V or ±32V |
V |
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KN |
转换比率 | Conversion ratio | 1：5000T |
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动态特性/Dynamic Characteristics |
min. |
typ. |
max. |
Unit |
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IO |
零点失调电流 |
Offset current@IP=0@TA=25℃ | ±0.2 |
mA |
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IC |
电流消耗 |
Current consumption |
45+IOUT |
mA |
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εL |
线性度 |
Linearity |
0.1 |
% |
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X |
精度@25℃ |
Accuracy @ IPN, TA= 25°C |
0.3 |
% |
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Tr |
响应时间 |
Response time |
1 |
us |
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| di/dt | 电流跟随 | di/dt accurately followed |
50 |
A/us | ||||||
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BW |
带宽(−3dB) |
Frequency bandwidth |
DC-100 |
KHz |
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ΔIO |
零点失调电流温度漂移 |
Offset current drift |
0.005 |
mA/℃ |
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| RS | 次级线圈阻抗 | Secondary coil resistance @TA=85℃ |
16 |
Ω |
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| RM | 取样电阻范围 | With±24V，@TA=85℃，@IP |
11 |
Ω | ||||||
| With±32V，@TA=85℃，@IP |
7 |
Ω | ||||||||
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一般特性/General Characteristicsmin. typ.max. |
Unit |
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Vd |
绝缘耐压 |
Galvanic isolation （50Hz/1min |
6kV |
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TA |
工作温度 |
Ambient operating temperature |
-45~85 |
℃ |
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TS |
储存温度 |
Ambient storage temperature |
-45~125 |
℃ |
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m |
质量 |
Mass |
7200 |
g |
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JS-CA21系列闭环电流传感器
