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 <title><![CDATA[最新的1200G2 Modbus通讯问题]]></title>
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 <description><![CDATA[Latest 50 replies of 最新的1200G2 Modbus通讯问题]]></description>
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 <description><![CDATA[[quote]引用第4楼guduanbao于2025-12-17 08:22发表的&#160;&#160;:
能正常通讯吗？你做过测试了？
[/quote]
技术支持更新了支持包，后面通讯成功了，西门子表示1200G2PLC485存在bug,将在2026年4月份更新固件版本全面修复。我使用的是V20

 [url]https://pan.baidu.com/s/1wI2z-53pj9heYdj2UBOWhg?pwd=1024[/url] 提取码:  ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2545432.html]]></link>
 <author><![CDATA[请叫我老六]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 15 Jan 2026 03:30:30 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[CB 1241 RS485出厂固件经常没有返回数据必须重新初始化端口，更新到1.0.1后正常]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2544958.html]]></link>
 <author><![CDATA[尼古拉斯铁柱]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 12 Jan 2026 01:37:05 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[已经弄好了，CB1241的固件需要升级到V1.01,就可以了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2544947.html]]></link>
 <author><![CDATA[guduanbao]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 12 Jan 2026 00:57:51 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[还是看1200G2 Modbus说明书，里面有一些必须要点]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2544911.html]]></link>
 <author><![CDATA[hqokabc]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 11 Jan 2026 09:53:02 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[没有用过这么新款的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2544854.html]]></link>
 <author><![CDATA[司慧聪]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 10 Jan 2026 15:37:07 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[1.01版本以后就可以了
现在好像是4.0版本]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2544607.html]]></link>
 <author><![CDATA[sadnesss]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 09 Jan 2026 01:23:42 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[TCP正常，RTU也正常（需要更新固件）]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2543661.html]]></link>
 <author><![CDATA[sadnesss]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 04 Jan 2026 01:02:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[同2楼，tcp正常的。&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2541143.html]]></link>
 <author><![CDATA[菩提树下杨过]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 17 Dec 2025 01:27:25 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[能正常通讯吗？你做过测试了？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2541124.html]]></link>
 <author><![CDATA[guduanbao]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 17 Dec 2025 00:22:38 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[一切正常]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2541039.html]]></link>
 <author><![CDATA[请叫我老六]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 16 Dec 2025 05:29:35 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[plc固件升级了吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2541010.html]]></link>
 <author><![CDATA[eledesigner]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 16 Dec 2025 03:16:10 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[modbus tcp正常的，rtu没试过]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789539#2540755.html]]></link>
 <author><![CDATA[yuaiwu]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 14 Dec 2025 12:46:37 +0000]]></pubdate>
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