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模擬量輸出模塊

plc模擬量輸出模塊的選擇

發布日期：2022-05-11 點擊率：110


（1）輸出范圍和輸出類型。

模擬量輸出范圍包括0～10V，士10V，4～20mA。輸出類型有電壓輸出和電流輸出，一般的模擬量模塊都同時具有這兩種輸出類型，只是在與負載連接時接線方式不同。


（2）對負載的要求。

對負載的要求主要是負載阻抗，在電流輸出方式下一般給出最大的負載阻抗。在電壓輸出方式下，則給出最小負載阻抗。


下一篇： PLC、DCS、FCS三大控

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