【摘要】 设计了一种新型pH变送器．该变送器具有输入阻抗高、抗干扰能力强等特点。输出信号适合于远距离传送，便于计算机处理．通过实际检测及对比实验证明是一种实用的pH变送器．更多还原

【Abstract】 A new type of pH transmitter is presented. This transmitter has some properties, such as high input resistance, strong disturbance-resistant etc.The output signal is very convenient for both conveying to a long distance and processing with computer. This transmitter is proved very useful by some applications and contrast experiments.更多还原