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hbjy
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樓主  發(fā)表于: 2010-10-22 15:02

大概有30來(lái)路模擬量點(diǎn),有熱電偶和4-20mA,PLC選用FX2n-64mr-001,  最多可以支持多少塊模擬量模塊,能不能支持?pLC的型號選擇能滿(mǎn)足么,還有最佳選擇方案?
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1樓  發(fā)表于: 2010-10-22 22:11
一個(gè)8AD就8路,接4個(gè)就32路了。。。。 當然這是信號輸入給PLC。

如果是輸出,就要8個(gè)4DA,雖然理論上是支持8個(gè)的,但5V電的負荷可能不夠,還是選擇Q00JCPU加幾個(gè)Q68DAV好。
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