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lingjiayi
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樓主  發(fā)表于: 2012-10-09 22:21
描述：編碼器信號線(xiàn)部分
圖片：
描述：編碼器
圖片：
  想在A(yíng)+，A-，B+，B-之間分別接10nF的電容和120歐姆的電阻，想問(wèn)下如何計算選擇電容的耐壓和電阻的功率，編碼器選擇12VDC電源，最大負載電流30mA。
黑色玄蛇
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1樓  發(fā)表于: 2012-10-09 22:43
你的編碼器線(xiàn)纜是要自己做么？直接買(mǎi)根10米的配套編碼器線(xiàn)直接用就可以。我現在用的就是10米的。阻抗、抗干擾都沒(méi)問(wèn)題的。

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