目前现代化工业自动化设备越来越先进，对过程控制的要求也相当高。过程控制应用的工业领域大都是热工和广义化工范畴，已经成为自动化的一个分支领域。热工和广义化工的工艺设备不断在进行革新，为了发挥先进工艺的效能提高经济效益，就必须配备先进的自动化装置。本文对化仪表的发展、组成和应用进行了说明，也对智能化仪表的优越性进行了介绍，最后还对智能化仪表的维护做了阐述。%At present, the modern industrial automation equipment is becoming more and more advanced, and the requirement of process control is very high.In the industrial field of process control application, it is a branch field of automation, which is mostly in the field of thermal engineering and chemical engineering.The process equipment of thermal engineering and general chemical industry is constantly innovating. In order to improve the efficiency of advanced technology, it must be equipped with advanced automation equipment.In this paper, the development, composition and application of the instrument are described, and the advantages of intelligent instruments are also introduced. Finally, the intelligent instrument maintenance is described.
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