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 <title><![CDATA[如何用外接电位器通过FX2N调节变频器频率]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358.html]]></link>
 <description><![CDATA[Latest 50 replies of 如何用外接电位器通过FX2N调节变频器频率]]></description>
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 <description><![CDATA[当然这要用到485通讯模块]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1125559.html]]></link>
 <author><![CDATA[heguobing]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 14 Sep 2011 15:06:17 +0000]]></pubdate>
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 <description><![CDATA[电位器是不能精确控制变频器的频率的，确实在要求高的地方，直接用个触摸屏，数模转换，模数转换都省了。在PLC里写好程序，通过触摸屏直接控制变频器和修改，监控变频器的频率。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1125552.html]]></link>
 <author><![CDATA[heguobing]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 14 Sep 2011 14:57:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用plc跟变频器进行通讯&nbsp;&nbsp;再在plc上加一个A/D模块]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1123904.html]]></link>
 <author><![CDATA[钟国富]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 11 Sep 2011 13:30:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用plc跟变频器进行通讯&nbsp;&nbsp;再在plc上加一个A/D模块]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1123465.html]]></link>
 <author><![CDATA[churuirong]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sat, 10 Sep 2011 16:46:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[其实电位器直接控制就可以了，如果一定要用PLC控制得话就用模拟量输出模块。或者用开关量控制变频器的2进制输入接点，在参数里面设置加速或减速就行了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1122655.html]]></link>
 <author><![CDATA[742313868]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 05:12:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看说明书啊朋友]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1079742.html]]></link>
 <author><![CDATA[追风使者]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 26 Jun 2011 13:48:07 +0000]]></pubdate>
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 <description><![CDATA[没用过的人稍安勿躁，不要少见多怪。普通抵挡的用法是电位器直接控制变频器。进PLC再去控制变频器的床子都是控制程度高的用法。5楼的方法是常见的用法，也可通过A/D进PLC，再通过通讯方式控制变频器。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1079441.html]]></link>
 <author><![CDATA[xf_lyj]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 26 Jun 2011 07:00:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[加A/D 和D/A模块&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 通过转换&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1076018.html]]></link>
 <author><![CDATA[jiaonan]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 22 Jun 2011 00:01:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼主的中心思想是想研究模拟量模块罢了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1075858.html]]></link>
 <author><![CDATA[liuhuaxing]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 21 Jun 2011 13:52:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[直接在外接个电位器，然后设置即可！或是就是楼上说的加个DA模块。那个过模拟量控制。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1074548.html]]></link>
 <author><![CDATA[gumeng]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 20 Jun 2011 01:54:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[为什么要用FX2N呢，搞不懂，直接接在变频器上不就完事了吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1074472.html]]></link>
 <author><![CDATA[张家港市]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 20 Jun 2011 00:53:00 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[无语了啊你先看看变频器说明书啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1074399.html]]></link>
 <author><![CDATA[ztp]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 19 Jun 2011 16:36:13 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第3楼liuyang于2011-06-19 17:43发表的&nbsp;&nbsp;:
[s:39]我是没做过，我的意思是用一个外接电位器通过FX2N编程器控制一台变频器速度。
[/quote]
大家的意思是直接用电位器接到变频器上不是更省事~]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1074397.html]]></link>
 <author><![CDATA[sjm213]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 19 Jun 2011 16:31:55 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[加一路AD在加一路DA&nbsp;&nbsp;&nbsp;&nbsp;模转数在转模]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1074357.html]]></link>
 <author><![CDATA[riiynicel]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 19 Jun 2011 15:08:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[那是不可能的 [s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1074349.html]]></link>
 <author><![CDATA[aaweihua]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 19 Jun 2011 14:54:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:39]我是没做过，我的意思是用一个外接电位器通过FX2N编程器控制一台变频器速度。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1074092.html]]></link>
 <author><![CDATA[liuyang]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 19 Jun 2011 09:43:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不是可以直接控制的吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1074089.html]]></link>
 <author><![CDATA[sexydiban]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 19 Jun 2011 09:35:10 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这不是脱裤子放屁吗。 [s:26]&nbsp;&nbsp;[s:26]&nbsp;&nbsp;[s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-111358#1074079.html]]></link>
 <author><![CDATA[hawson]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 19 Jun 2011 09:16:49 +0000]]></pubdate>
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