foxplc
水到渠成
級(jí)別: 家園?
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在本站中看到s7-300中0-10V對(duì)應(yīng)端口0-27648, 那么S7-200中4~20mA對(duì)應(yīng)多少? |
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cvlsam
富士低壓,POD(觸摸屏),PLC專賣
級(jí)別: VIP會(huì)員
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因200系列的模塊所使用的電流為0-20mA,而對(duì)應(yīng)的單極性數(shù)據(jù)為0-32000 因此每mA對(duì)應(yīng)的為32000/20=1600 按此對(duì)應(yīng)關(guān)系,4-20mA對(duì)應(yīng)的為:1600*4~1600*20=6400~32000 以上! Good Luck! |
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foxplc
水到渠成
級(jí)別: 家園常客
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在cvlsam的指點(diǎn)下我感到在一點(diǎn)點(diǎn)進(jìn)步,希望我能早一天編出完整的程序. |
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foxplc
水到渠成
級(jí)別: 家園?
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圖片:
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圖片:
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圖片:
![]() cvlsam的資料來(lái)源是否如圖? |
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wjun7610
級(jí)別: 略有小成
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實(shí)際上S7200的有效精度是0~4000,不過(guò)要做一次轉(zhuǎn)換,200的模擬量是12位的只不過(guò)她用的內(nèi)部位不是從0~11的位地址,所以顯示的適合是0~32000,其實(shí)最好的方法就是自己通過(guò)程序處理,把他轉(zhuǎn)換到0~4000(電流輸出時(shí)是0~2000,最高位始終是1) |
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lgf1008
危機(jī)=機(jī)會(huì)
級(jí)別: 略有小成
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看看應(yīng)用手冊(cè)就可以了。 |
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tony_0201
級(jí)別: *
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