永宏plc案例100案例（完整版）

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1、www.plcworld.cnFBs-PLC指令应用---案例100目录第一章：基本程序范例设计1.1串联接点回路.................................................................................11.2并联接点回路.................................................................................11.3上升沿产生一个扫描周期脉冲............................................

2、.............21.4下降沿产生一个扫描周期脉冲.........................................................21.5自锁控制回路.................................................................................31.6互锁控制回路.................................................................................41.7传统自保持回路与SET/RST自保

3、持回路..........................................41.8自保持回路应用.............................................................................51.9交替输出回路................................................................................61.10条件控制回路........................................................

4、.........................71.11先进先出回路.................................................................................71.12后进先出(Stack)回路.....................................................................81.13程序的选择执行..........................................................................

5、...10第二章：计数器程序范例设计2.1产品生产计数（一）.......................................................................112.2产品生产计数（二）.......................................................................112.3产品生产计数（三）......................................................................122.4车辆出库及入库数量监控....

6、.............................................................132.5利用计数器完成时钟设计（时.分.秒）..............................................142.6AB相脉冲高速计数.......................................................................15第三章：定时器设计范例3.1延时断开程序.....................................................

7、.............................193.2延迟接通程序..................................................................................193.3延迟接通/延时断开程序...................................................................203.4依时序延时输出...........................................