西门子S7-1200的设计与应用第1讲自动分拣装置的PLC控制 |
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引用本文: | 李方园. 西门子S7-1200的设计与应用第1讲自动分拣装置的PLC控制[J]. 自动化博览, 2011, 0(5): 50-52,54 |
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作者姓名: | 李方园 |
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作者单位: | 浙江工商职业技术学院 |
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摘 要: | 在以S7-1200为核心的控制系统中,输入/输出部分用以接收信号或输出信号,便于与PLC进行人机对话.输入的有条码读入器,输入模拟量的电位器等;输出的则有打印机、编程器等.随着技术进步,这种设备将更加丰富.通过自动分拣装置的实现,可以进一步将S7-1200应用到以前使用S7-200的任何场合中去.
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关 键 词: | PLC 自动分拣装置 NPN传感器 |
PLC Controlled Automatic Sorting Device |
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Abstract: | In the the control system with the core of S7-1200,the input / output section can be used to receive the signals or output the signals with PLC to facilitate man-machine dialogue.The input devices include bar code,analog input potentiometer,etc,while the output devices are printers,programming devices,etc..As technology advances,the devices will become more abundant.Achieved through the automatic sorting device,S7-1200 can be further applied to t any occasion which is previously used by S7-200. |
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Keywords: | PLC Automatic Sorting Device NPN Sensor |
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