Parker電磁比例閥派克PARKER比例換向閥
PARKER派克比例換向閥通過調節輸入閥內電磁鐵的電壓信號來控制工作閥閥芯的移動，使閥口尺寸發生改變，從而完成與輸入電壓成比例的壓力、流量輸出的控制，改閥具有集成的電子元件，主級的閥芯位置可調。
派克PARKER比例換向閥、派克PARKER比例方向控制閥D1DW系列是一種5油腔電控式3位4 通或2位4通滑閥或換向閥。換向閥通過帶有螺紋銜鐵管的濕式換向電磁鐵進行直接操縱。
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D3DW系列5油腔閥
D3DW是一種5油腔、電控、3位4通或2位4通滑閥或換向閥，通過帶有螺紋銜鐵管的濕式電磁鐵進行直接操縱換向。
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.......Parker電磁比例閥