Freesor's Closed Loop (Magnetic) Hall Current Sensors are a highly respected top brand in the Chinese market, specializing in providing high accuracy current measurement solutions. With its unique magnetic closed-loop technology, Freesor ensures excellent measurement accuracy and stability for a wide range of applications including power monitoring, industrial automation and electrical equipment. Up-to-date pricing information will help customers make informed purchasing decisions and ensure the best value for money. By choosing Freesor's sensors, you will enjoy the perfect combination of high performance and reliability, ideal for optimizing system performance.
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| f | Frequency Bandwidth (-3dB) | DC～200 | DC～200 | kHz |
| Ic | Static power consumption | 15 | 15 | mA |
| IOT | Offset current temperature drift | Ip=0 TA=-45～+85℃ ±0.5 | Ip=0 TA=-45～+85℃ ±0.5 | mA |
| IP | Measuring range of primary current | 0～±55 | 0～±100 | A |
| IPN | Primary nominal input current | 25 | 50 | A |
| ISN | Rated output current of secondary side | 25 | 50 | mA |
| KN | Conversion ratio | 1-2-3-4:1000 | 1-2-3-4:1000 |
| lO | Zero offset current | TA=25℃ <±0.15 | TA=25℃ <±0.15 | mA |
| R | Internal resistance of secondary coil | 30 | 30 | Ω |
| RM | Measuring resistance (V=±15V) | 54-360 | 68-180 | Ω |
| TA | Ambient operating temperature | -40～+85 | -40～+85 | ℃ |
| Tr | Response time | <1 | <1 | μs |
| TS | Ambient storage temperature | -40～+125 | -40～+125 | ℃ |
| VC | Supply voltage | ±15(±5%) | ±15(±5%) | V |
| Vd | Insulation voltage | 5KV/50Hz/1分钟 | 5KV/50Hz/1分钟 |
| XG | Accuracy | VC=±15V 士0.5 | VC=±15V ±0.5 | % |
| εL | Linearity | <0.1 | <0.1 | %FS |
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