DBEM20-7X/200YG24K4V按比例阀控制方式分类是指按照比例阀的先导控制阀中的电气一机械转换方式来分类，其电控制部分有比例电磁铁、力矩马达、直流伺服电动机等多种形式。（1）电磁式电磁式是指采用比例电磁铁作为电气一机械转换元件的比例阀，比例电磁铁将输入的电流信号转换成力、位移机械信号输出．进而控制压力、流量及方向等参数DBEM20-7X/200YG24K4VR9002441724WRZ16W6-100-70/6EG24N9K4/D3MR9002442894WRZE10EA85-70/6EG24EK31/A1MR9002443274WRZ16W8-150-70/6EG24N9EK4/D3MR9002443284WRZ10W8-25-70/6EG24N9EK4/D3MR9002443294WRZ10W8-50-70/6EG24N9EK4/D3MR9002443304WRZ10E50-70/6EG24N9EK4/D3MR9002445204WRZE16W6-150-70/6EG24N9K31/A1D3MR9002447654WRZ25W6-325-70/6EG24N9ETK4/D3MR9002449294WRZE10E85-70/6EG24N9ETK31/A1VR9002454834WRZE10E50-70/6EG24EK31/A1MR9002454844WRZE16W6-100-70/6EG24EK31/A1MR9002458854WRZE10EA25-70/6EG24EK31/A1D3MR9002461004WRZ10W8-85-70/6EG24ETK4/D3MR9002461264WRZE10W6-25-70/6EG24TK31/A1VR9002464644WRZ25E1-220-70/6EG24N9K4/D3MR9002468794WRZ32W6-520-70/6EG24N9EK4/D3MR9002469804WRZ10W8-85-70/6EG24N9K4/D3MR9002471834WRZE16W8-100-70/6EG24N9TK31/F1D3VR9002473004WRZE25W8-325-70/6EG24K31/A1MR9002473884WRZE32E520-70/6EG24N9K31/A1MR9002474384WRZ10E85-70/6EG24EK4/VR9002474754WRZE16W8-150-70/6EG24N9EK31/F1VR9002474764WRZE25E1-220-70/6EG24N9EK31/F1VR9002474774WRZE25E3-325-70/6EG24N9EK31/F1VR9002474784WRZE25W8-325-70/6EG24N9EK31/F1VR9002478234WRZE16E150-70/6EG24EK31/A1D3MR9002478244WRZE16W6-150-70/6EG24EK31/A1D3MR9002479694WRZE16W8-100-70/6EG24EK31/A1MR9002483724WRZE16W6-100-70/6EG24N9ETK31/F1D3VR9002484114WRZ25W6-325-70/6EG24N9EK4/D3MR9002484124WRZ25W6-220-70/6EG24N9EK4/D3MR9002484824WRZ10EB85-70/6EG24N9K4/D3MR9002486404WRZE10EA85-70/6EG24EK31/A1D3MR9002486434WRZ10EB85-70/6EG24N9EK4/D3MR9002488114WRZ10W6-25-70/6EG24N9EK4/D3MR9002489504WRZE10W6-85-70/6EG24EK31/A1M)