| 一种支持多点扫描输入的PLC输入方法设计 |
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| 引用本文： | 周艳平.一种支持多点扫描输入的PLC输入方法设计[J].工业控制计算机,2009,22(1):92-92. |
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| 作者姓名： | 周艳平 |
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| 作者单位： | 青岛科技大学信息科学技术学院,山东,青岛,266061 |
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| 摘 要： | 介绍了一种支持多点扫描输入的PLC输入方法设计，该方法通过外部的接口板，可以实现多个开关输入信号接入PLC单个输入点，节省PLC的输入点数，提高了PLC的工作效率。
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| 关 键 词： | PLC 多点扫描输入 控制系统设计 |
An Input Method Supporting Multipoint Scan Input for PLC |
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| Zhou Yanping.An Input Method Supporting Multipoint Scan Input for PLC[J].Industrial Control Computer,2009,22(1):92-92. |
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| Authors: | Zhou Yanping |
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| Abstract: | PLC has got widely applied in industry control field,this paper introduces an input method design supporting multipoint scan input for PLC,through outer interface board,this method can realize multipoint input signal to switch in one input point, and the number of PLC input point is reduced largely,work efficiency of PLC is raised, it also has played a positive effect in lowering the cost of control system. |
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| Keywords: | PLC |
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