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meiliang212
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樓主  發(fā)表于: 2018-09-08 21:54
三菱QD75D4，差動(dòng)輸出接步進(jìn)驅動(dòng)器，也要加2K電阻嗎？

有些步進(jìn)驅動(dòng)器只接收5V信號，

請問(wèn)QD75D4輸出的脈沖是24V信號嗎？這樣的話(huà)也要竄一個(gè)2K電阻嗎？
廖俊斌
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1樓  發(fā)表于: 2018-09-09 19:06
差動(dòng)輸出是5v電壓，只是脈沖頻率可以比集電極的更快，抗干擾性更好。接到參見(jiàn)的步進(jìn)，伺服驅動(dòng)器一般是不需要增加電阻的。具體的需要參考對應驅動(dòng)器的手冊說(shuō)明。

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