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網(wǎng)上找到一個臺達PLC與伺服驅(qū)動器485控制的案例，看著缺少控制部分，伺服驅(qū)動器上接了兩個信號點不知道啥意思。請各位老師幫忙看看這個案例是不是不完整，謝謝
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SON ?
CTRG ?
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