1.兩線制接近開關(guān)的接線比較簡單,接近開關(guān)與負載串聯(lián)后接到電源即可。?
2.三線制接近開關(guān)的接線:紅(棕)線接電源正端;藍線接電源0V端;黃(黑)線為信號,應(yīng)接負載。而負載的另一端是這樣接的:對于NPN型接近開關(guān),應(yīng)接到電源正端;對于PNP型接近開關(guān),則應(yīng)接到電源0V端。?
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