| 基于4～20mA标准的智能仪表设计 |
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| 引用本文： | 郑黎明,王书柢.基于4～20mA标准的智能仪表设计[J].汕头大学学报(自然科学版),1999,14(2):47-50,55. |
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| 作者姓名： | 郑黎明 王书柢 |
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| 作者单位： | 汕头大学机械电子工程系!汕头，５１５０６３ |
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| 摘 要： | 设计了一种基于４～２０ｍＡ标准的智能仪表．采用较为通用的硬件设计出低功耗系统以满足４～２０ｍＡ模拟标准，同时又满足数字信息传输的要求．介绍了系统的工作流程及通信模块设计．
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| 关 键 词： | FCS 仪表 Hart协议 |
The designing of intelligent instrument based on 4~20 mA standard |
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| Zheng Liming, Wang Shudi,Tang Chunhui,.The designing of intelligent instrument based on 4~20 mA standard[J].Journal of Shantou University(Natural Science Edition),1999,14(2):47-50,55. |
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| Authors: | Zheng Liming Wang Shudi Tang Chunhui |
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| Institution: | Department of Mechatronic Engineering. Shantou Univrsity. Shantou. 515063 |
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| Abstract: | An intellignt instrument based on 4~20 mA standard is (下转第５５页）designed in which is implemented by adoption of a hardware in common use so as tomeet the demands of a low power consumption system and digital signal transmission.Also, the physical layer and data link layer protocols, and the communication modulesare introduced. |
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| Keywords: | FCS instrument Hart protocol |
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