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用PLC程序怎么控制電比例溢流閥? |
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點(diǎn)評(píng)
說(shuō)錯(cuò)了,之前用的是兩套東西,一個(gè)是壓力傳感器,一個(gè)是電氣比例閥,壓力信號(hào)通過(guò)變送器轉(zhuǎn)換成模擬信號(hào)傳輸?shù)絇LC,PLC再根據(jù)信號(hào)輸出相應(yīng)的模擬信號(hào)到電氣比例閥的變送器,最終電氣比例閥的變送器控制電氣比例閥
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