UPS用のRS232C

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#304

From: にゃおす
Date: Sun, 07 Nov 1999 00:00

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APCのUPS用の管理用RS232Cケーブルって、通常のRS232Cケーブルに比較するとちと高いと思うのですが、何か特殊な結線なんでしょうか？シールド
がすごいとか？

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From: "にゃおす" <nyaos@anet.ne.jp>
Subject: UPS用のRS232C
Date: 1999/11/07
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