| PLC输入／输出点数扩展方法 |
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| 引用本文： | 李鹏. PLC输入／输出点数扩展方法[J]. 铝加工, 2009, 0(5): 57-59 |
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| 作者姓名： | 李鹏 |
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| 作者单位： | 重庆文理学院电子电气工程学院,重庆,永川,402160 |
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| 摘 要： | 介绍了几种实用的PLCI／O点数扩展方法，运用这些扩展方法可以提高I／O的利用葺夏，实现小容量PLC控制较大或多个系统.
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| 关 键 词： | PLC I/O点数 扩展 |
Methods of Expanding I/O Ports in PLC |
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| LI Peng. Methods of Expanding I/O Ports in PLC[J]. Aluminium Fabrication, 2009, 0(5): 57-59 |
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| Authors: | LI Peng |
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| Affiliation: | LI Peng (College of Electronics Engineering, Chongqing University of Arts and Science, Yongchuan 402160, China) |
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| Abstract: | Some applied methods of expanding I/O ports in PLC were introduced. By aid of these methods, the utilization ratio of I/O ports can he increased, and therefore, a small scale PLC can be used to control a larger system or several systems. |
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| Keywords: | PLC |
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