| PLC定时器的应用 |
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| 引用本文： | 葛斌,赵静. PLC定时器的应用[J]. 辽宁师范大学学报(自然科学版), 2000, 23(3): 275-278 |
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| 作者姓名： | 葛斌 赵静 |
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| 作者单位： | 大连大学电子工程系,辽宁,大连,116622 |
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| 摘 要： | 结合实际应用，以日本松下电工的Ｃ５６型ＰＬＣ为例叙述了定时器的种类；定时器的串联、定时器与计数器组合、特殊内部继电器与计数器组合３种不同的扩展方法；常用的定时器瞬时接通延时断开电路、延时接通／断开电路、声光报警电路、方波发生电路，并给出了实用的梯形图。程序均已在Ｃ５６型ＰＬＣ机上机通过，并做了模拟实验，均无误，可直接使用。
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| 关 键 词： | PLC 定时器 梯形图 控制系统 延时操作 串联 |
| 修稿时间： | 1999-10-08 |
The Application of Programmable Controller''''s Timer |
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| GE Bin,ZHAO Jing. The Application of Programmable Controller''''s Timer[J]. Journal of Liaoning Normal University(Natural Science Edition), 2000, 23(3): 275-278 |
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| Authors: | GE Bin ZHAO Jing |
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| Abstract: | This paper describes:1)the types of pro gr ammable control's timers;2)three kinds of expanding methods for series of timers ,composition of a timer and a counter and composition of a special internal rela y and a counter;3)the conventional circuits of timers for instantaneously turnin g on and delaying in turning off,delaying in turning on and off,warning in sound and light,square ware producing the practical ladder diagram and their corespon ding sequence diagram.Every program in this paper has been checked in C56 PLC,an d can be used directly. |
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| Keywords: | programmable controller (PLC) timer counte r ladder diagram |
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