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廣東
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樓主  發(fā)表于: 2012-07-02 21:29
我廠(chǎng)里的一臺機器用的是PLC(FX3U)帶定位模塊FX2N-20GM,以前用的好好的,現在出現了一個(gè)問(wèn)題,它跟以前正常時(shí)發(fā)的脈沖相反。工作原理是這樣的:它有二個(gè)軸,首先是X軸先定位,X軸定位是正常的。等到Y軸移動(dòng)時(shí),它卻往相反的方向移動(dòng),所以每次都發(fā)生堵轉而報警。我發(fā)現定位模塊發(fā)的脈沖跟跟以前是相反的,F在就是想問(wèn)一下大家定位模塊是由什么控制來(lái)發(fā)脈沖的,是PLC嗎?如果要改變它的脈沖方向要怎樣辦?要不要修改程序、在伺服放大器修改參數不知可不可以呢?
       謝謝各位
plc1288
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1樓  發(fā)表于: 2012-07-21 16:07
程序正常使用是不會(huì )出問(wèn)題的,還是先檢查外圍接線(xiàn)吧。

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