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-PLC
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DVP-PLC 应用技术手册【101 例】
目录
第 1 章:基本程序设计范例
串联常闭接点回路..........................................................................1-1
并联方块回路.................................................................................1-2
上升沿产生一个扫描周期脉冲.........................................................1-3
下降沿产生一个扫描周期脉冲.........................................................1-4
自锁控制回路.................................................................................1-5
互锁控制回路.................................................................................1-6
上电时参数的自动初始化................................................................1-7
传统自保持回路与 SET/RST 应用...................................................1-8
自保持与解除回路(SET/RST)........................................................1-9
交替输出回路(输出具停电保持)...................................................1-10
条件控制回路...............................................................................1-12
先入信号优先回路........................................................................1-13
后入信号优先回路........................................................................1-15
地下停车场出入口进出管制...........................................................1-16
三相异步马达正反转控制..............................................................1-18
程序的选择执行...........................................................................1-19
MC/MCR 手自动控制....................................................................1-21
STL 步进方式手自动控制...............................................................1-24
第 2 章:计数器设计范例
产品的批量包装.............................................................................2-1
产品日产量测定(16 位上数停电保持计数器)...................................2-2
产品出入库数量监控(32 位上下数计数器) ......................................2-3
3 个计数器构成的 24 小时时钟..................................