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R900710530 4WRAE10W60-22/G24K31/F1V
R900736894 4WRAE6W03-22/G24N9K31/A1V
R900750718 4WRAE6EA15-22/G24N9K31/A1V
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R900900988 4WRAE10W60-22/G24N9K31/A1V
R900902095 4WRA6W30-22/G24N9K4/V
R900902097 4WRA10E60-22/G24N9K4/V
R900902537 4WRA6W1-30-22/G24N9K4/V
R900902940 4WRA6E30-22/G24N9K4/V
R900904010 4WRAE10E30-22/G24N9K31/F1V
R900904105 4WRA6E07-22/G24N9K4/V-589
R900904438 4WRA6E15-22/G24K4/V
R900904439 4WRA6E30-22/G24K4/V
R900904801 4WRAE10WA60-22/G24N9K31/A1V
R900906034 4WRA6E1-15-22/G24N9K4/V
R900906262 4WRA6E07-22/G24N9K4/V
R900907650 4WRA10W60-22/G24N9K4/V
R900908195 4WRAE6W15-22/G24N9K31/F1V
R900908297 4WRA10E1-30-22/G24N9K4/V
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R900910780 4WRA6E07-22/G24K4/V
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R900913443 4WRA6W15-22/G24N9K4/V
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R900913446 4WRAEB6EA30-22/G24N9K31/A1V
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R900920055 4WRAE10W60-22/G24N9K31/F1V
R900920557 4WRA6E15-22/G24N9K4/V
R900920588 4WRAE10E30-22/G24N9K31/A1V
R900921245 4WRA6E30-22/G24N9K4/V-589
R900921739 4WRA10E30-22/G24N9K4/V
R900922441 4WRA10W30-22/G24N9K4/V
R900923472 4WRA6W07-22/G24N9K4/V
R900924377 4WRA6EB30-22/G24N9K4/V
R900925006 4WRAE6E07-22/G24N9K31/A1V
R900925456 4WRAE6E07-22/G24N9K31/F1V
R900925553 4WRA6EA07-22/G24N9K4/V
气动控制系统中使用动作频率较低的开关式（ON-OFF）的换向阀来控制气路的通断。靠减压阀来调节所需要的压力，靠节流阀来调节所需要的流量。这种传统的气动控制系统要想要有多个输出力和多个运动速度，就需要多个减压阀、节流阀及换向阀。这样，不仅元件需要多，成本高，构成系统复杂，且许多元件都需要预先进行人工调节。而电气比例阀控制属于连续控制，其特点是输出量随输入量（电流值或电压值）的变化而变化，输出量与输入量之间存在一定的比例关系。比例控制有开环控制和闭环控制之分。闭环控制有信号的反馈系统。
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R900928412 4WRA6W07-22/G24K4/V
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