3HAC046664-001 质保一年 售后无忧

1756-L74
KUC711AE101
Z148-MN160MB4E
IS220PDIOH1B
IS220PDIOH1B
6180P-15BPXP
UTLH21
IS200TBAIH1C
9907-164

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描述

SIMATICS7-200的高速计数器(HSC)的一种组态功能。对来自传感性(如编码器)信号的处理,高速计数器可采用多种小同的组态功能。
本例用脉冲输出(PLS)来为HSC产生高速计数信号,PLS可以产生脉冲串和脉宽调制信号,例如用来控制伺服电泪La既然利用脉冲输出,必须选用CPU214DC/DC/DC。
下面这个例子,展示了用HSC和脉冲输出构成一个简单的反馈回答,怎样编制一个程序来实现反馈功能。
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