设计了基于数字式温度传感器ds1620和单片机at89c 2051的温度变送器，介绍了变送器的工作原理和软件流程。
A temperature transducer that is based on digital temperature sensor DS1620 and microcontroller AT89C2051 is developed. In this paper the principle and software flow of the transducer are introduced.
新工厂中的仪表装置包括Rosemount温度和压力变送器、Micro Motion质量流量计以及配有FIELDVUE数字阀门定位器的Fisher控制阀。
Instrumentation in the new plant includes Rosemount temperature and pressure transmitters, Micro Motion mass flowmeters, and FIELDVUE digital valve controllers mounted on Fisher control valves.
采用多点级联方式，实时获取的方法，直接输出标定后数字脉冲信号的温度变送器件。
This temperature transmission instrument exploits the methods of multipoint level connections and obtaining information instantaneously to output digital pulse signals after demarcated.
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