The hardware is made up of Data Acquisition card (DAQ) and signal conditioning extension for instrumentation (SCXI) which is composed of Hall voltage current sensor.
系统的硬件平台主要由数据采集卡和霍尔电压电流传感器构成的信号调理器组成。
Hall component switches magnetic inductive intensity to hall voltage by hall effection and temperature sensor measures the temperature of work environment of hall component.
温度传感器用来测量霍尔元件的工作环境温度，对温度误差进行修正。
A closed loop control system is formed by current and Voltage feedback system by means of HALL sensor and potentiometer.
借助输出电压采样和霍尔元件，设计了电流、电压反馈电路，形成了闭环控制系统。
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