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 <description><![CDATA[Latest 50 replies of 关于三菱PLC485通信电阻的选择]]></description>
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 <description><![CDATA[电阻是为了提高可靠性和稳定性的，没有电阻在距离长或者干扰大的地方通讯可靠性会降低，不是不能用]]></description>
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 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 27 Dec 2021 08:05:16 +0000]]></pubdate>
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 <description><![CDATA[1对线，拨到110欧&nbsp;&nbsp;A和B的情况
2对线，拨到330欧 SDA&nbsp;&nbsp;RDA&nbsp;&nbsp;SDB&nbsp;&nbsp;RDB的情况]]></description>
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 <pubdate><![CDATA[Sat, 25 Dec 2021 07:04:22 +0000]]></pubdate>
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 <description><![CDATA[485通信电阻在远距离通讯时才需要使用]]></description>
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 <author><![CDATA[初入工控]]></author>
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 <pubdate><![CDATA[Sat, 25 Dec 2021 06:52:03 +0000]]></pubdate>
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