比例控制閥的輸出量（流量、壓力）可以按照輸入信號的變化規律連續成比例地進行調節。通常是采用比例電磁鐵將輸入的電信號轉換成力或者閥的機械位移量進行控制。
主要用于成比例的控制液壓系統中的壓力或者流量
武漢耀泰長期供應： 德國力士樂Rexroth泵、閥、馬達，美國威格士Vickers泵、閥，萬福樂、意大利阿托斯ATOS、美國ASCO、丹尼遜，派克，賀德克，哈威，伺服閥等都有大量現貨。
武漢耀泰機電設備有限公司
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