| PLC对模拟量的控制 |
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| 引用本文： | 黄静,毕波.PLC对模拟量的控制[J].数字社区&智能家居,2009(31). |
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| 作者姓名： | 黄静 毕波 |
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| 作者单位： | 重庆交通大学应用技术学院; |
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| 摘 要： | 在工业生产领域中,特别是连续型生产过程中常常需要对电流,电压,温度,压力等物理量进行控制。用PLC来控制模拟量可以充分利用PLC强大的数字与逻辑处理功能,在控制模拟量的同时,还可以进行开关量的控制。该文着重介绍了如何用PLC对模拟量进行控制。
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| 关 键 词： | PLC 模拟量 数字量 转换 |
PLC Analog Volume Control |
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| HUANG Jing,BI Bo.PLC Analog Volume Control[J].Digital Community & Smart Home,2009(31). |
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| Authors: | HUANG Jing BI Bo |
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| Affiliation: | HUANG Jing,BI Bo(Vocational & Technical College,Chongqing Jiaotong University,Chongqing 400074,China) |
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| Abstract: | In industrial control field,especially continuous production,we often need gather and control some analog signal,just as current,voltage,temperature,pressure and so on.Control analog quantity by PLC can take full advantage of its powerful date and logic processfunction,and at the same time it also can control switching value.This article mainly introduces how to process analog signal using PLC. |
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| Keywords: | PLC analog quantity digital quantity conversion |
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