<?xml version="1.0" encoding="gbk"?>
<rss version="2.0">
<channel>
 <title><![CDATA[新手初学西门子PLC，问一个小白的问题！！ ..]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308.html]]></link>
 <description><![CDATA[Latest 50 replies of 新手初学西门子PLC，问一个小白的问题！！ ..]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
 <generator><![CDATA[www.ymmfa.com]]></generator>
 <lastBuildDate><![CDATA[Mon, 11 May 2026 07:15:50 +0000]]></lastBuildDate>
  <image>
 <url><![CDATA[images/rss.gif]]></url>
 <title><![CDATA[工控人家园]]></title>
 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
  </image>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[我也是刚入门西门子，我的笨方法是单数是TON，双数是TOF，这样就不会混了。主要是自已使用过程的问题。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1163088.html]]></link>
 <author><![CDATA[fhpyw]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 13 Nov 2011 01:52:55 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[张见了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1163074.html]]></link>
 <author><![CDATA[601920185]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 13 Nov 2011 01:38:11 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[应该要错开用的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1160695.html]]></link>
 <author><![CDATA[ccy5156]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 09 Nov 2011 19:42:59 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[新手 慢慢学&nbsp;&nbsp;[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1160531.html]]></link>
 <author><![CDATA[新手plc]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 09 Nov 2011 13:22:49 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习了[s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1160526.html]]></link>
 <author><![CDATA[文名]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 09 Nov 2011 13:17:40 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[不能这样用吧？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1147534.html]]></link>
 <author><![CDATA[fish123]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 22 Oct 2011 08:44:19 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[首先我估计大家理解错了楼主的问题
1、TON是通电延时&nbsp;&nbsp;TOF是断电延时&nbsp;&nbsp;你要搞清楚
2、你是不是想说你想用T33的延时开和延时闭触点？
不需要用TON T33 和TOF T33&nbsp;&nbsp;只需要选择常开 常闭的时候定义成T33就可以]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1141953.html]]></link>
 <author><![CDATA[爱家爱china]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 14 Oct 2011 02:54:17 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[V--变量存储器
M--内部存储器
还有个
L- 局部存储器

建议 看看 manual&nbsp;&nbsp;学学外语 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1141788.html]]></link>
 <author><![CDATA[ashore07]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 13 Oct 2011 16:12:29 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[前面的VB和MB有啥区别,V和M有啥区别]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1141314.html]]></link>
 <author><![CDATA[张家港市]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 13 Oct 2011 04:28:46 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[楼上的,用VB,VW,VD,MB,MW,MD]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1141274.html]]></link>
 <author><![CDATA[jx_einstein]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 13 Oct 2011 02:57:14 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[不可能的，会出错]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1141271.html]]></link>
 <author><![CDATA[plc1982]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 13 Oct 2011 02:55:20 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[同样问个问题，假如定时器上的时间不是用的具体时间，可以由外界来指定的，可调的，该怎么写，比如象三菱的D寄存器，西门子的用哪个变量呀。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1141266.html]]></link>
 <author><![CDATA[张家港市]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 13 Oct 2011 02:47:37 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[啥叫交叉引用啊？？？ [s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1141243.html]]></link>
 <author><![CDATA[550374389]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 13 Oct 2011 02:24:33 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[编程时使用交叉引用功能就不会产生这种现象了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1141236.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 13 Oct 2011 02:18:29 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[真的吗，那这样真杯具啊 [s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1141055.html]]></link>
 <author><![CDATA[550374389]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 12 Oct 2011 15:09:15 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[这个真的要错开用]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-122308#1141024.html]]></link>
 <author><![CDATA[liuhuaxing]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 12 Oct 2011 14:39:39 +0000]]></pubdate>
</item>
</channel></rss>