【摘要】 为了达到高精度水位测量的目的,在水位观测中,针对硅压阻式水位传感器提出了利用M AX 1452处理器进行温度漂移补偿以及二线制4-20mA电流传输的设计方案,从原理上进行分析论证,并提供了相应的实验数据图表,证明所提出的方案是切实可行的。更多还原

【Abstract】 In order to improve measuring precision of water level,a new design plan is introduced for silicon piezoresistive water level sensor,by using of MAX1452 processor to make temperature calibration and 2-wire 4-20mA current transmission.The principle of the design plan is described and analyzed and the relevant experiment data and charts are provided,proving that this design plan is practicable.更多还原