力士乐比例阀0811404643
力士乐比例阀 4WRZE25W6-220-7X/6EG24N9ETK31/
力士乐比例阀 4WRZE25W6-220-7X/6EG24N9ETK31/A
力士乐比例阀 4WRZE25W6-220-7X/6EG24N9K31/A1
力士乐比例阀 4WRZE25W6-220-7X/6EG24N9K31/F1
力士乐比例阀 4WRZE25W6-220-7X/6EG24N9K31/F1D
力士乐比例阀 4WRZE25W6-220-7X/6EG24N9TK31/A
力士乐比例阀 4WRZE25W6-325-7X/6EG24ETK31/A1
力士乐比例阀 4WRZE25W6-325-7X/6EG24K31/A1M
力士乐比例阀 4WRZE25W6-325-7X/6EG24K31/A1V
力士乐比例阀 4WRZE25W6-325-7X/6EG24N9EK31/A
力士乐比例阀 4WRZE25W6-325-7X/6EG24N9EK31/A
力士乐比例阀 4WRZE25W6-325-7X/6EG24N9ETK31/
力士乐比例阀 4WRZE25W6-325-7X/6EG24N9ETK31/
力士乐比例阀 4WRZE25W6-325-7X/6EG24N9K31/A1
力士乐比例阀 4WRZE25W6-325-7X/6EG24N9K31/A1
力士乐比例阀 4WRZE25W8-220-7X/6EG24ETK31/A1
力士乐比例阀 4WRZE25W8-220-7X/6EG24ETK31/F1
力士乐比例阀 4WRZE25W8-220-7X/6EG24N9EK31/A
力士乐比例阀 4WRZE25W8-220-7X/6EG24N9EK31/A1
力士乐比例阀 4WRZE25W8-220-7X/6EG24N9EK31/F
力士乐比例阀 4WRZE25W8-220-7X/6EG24N9K31/A1
力士乐比例阀 4WRZE25W8-220-7X/6EG24N9K31/F1
力士乐比例阀 4WRZE25W8-220-7X/6EG24N9K31/F1
力士乐比例阀 4WRZE25W8-325-7X/6EG24EK31/A1M
力士乐比例阀 4WRZE25W8-325-7X/6EG24ETK31/A1
力士乐比例阀 4WRZE25W8-325-7X/6EG24N9EK31/A
力士乐比例阀 4WRZE25W8-325-7X/6EG24N9EK31/A
力士乐比例阀 4WRZE25W8-325-7X/6EG24N9EK31/F
力士乐比例阀 4WRZE25W8-325-7X/6EG24N9ETK31/
力士乐比例阀 4WRZE25W8-325-7X/6EG24N9ETK31/
力士乐比例阀 4WRZE25W8-325-7X/6EG24N9ETK31/
力士乐比例阀 4WRZE25W8-325-7X/6EG24N9K31/A1
力士乐比例阀 4WRZE25W8-325-7X/6EG24N9K31/F1
力士乐比例阀 4WRZE25W8-325-7X/6EG24N9TK31/A
力士乐比例阀 4WRZE25W9-220-7X/6EG24N9K31/A1
力士乐比例阀 4WRZE25W9-325-7X/6EG24N9ETK31/A
力士乐比例阀 4WRZE32E000-7X/6EG24N9K31/A1V-
力士乐比例阀 4WRZE32E1-360-7X/6EG24ETK31/A1
力士乐比例阀 4WRZE32E1-360-7X/6EG24N9ETK31/
力士乐比例阀 4WRZE32E1-520-7X/6EG24ETK31/A1
力士乐比例阀 4WRZE32E1-520-7X/6EG24N9K31/A1
力士乐比例阀 4WRZE32E2-520-7X=6EG24N9TK31/A
力士乐比例阀 4WRZE32E3-360-7X/6EG24N9TK31/A
力士乐比例阀 4WRZE32E360-7X/6EG24ETK31/A1D3
力士乐比例阀 4WRZE32E360-7X/6EG24K31/A1M
力士乐比例阀 4WRZE32E520-7X/6EG24ETK31/A1D3
力士乐比例阀 4WRZE32E520-7X/6EG24K31/A1D3M
力士乐比例阀 4WRZE32E520-7X/6EG24K31/A1M-40
力士乐比例阀 4WRZE32E520-7X/6EG24N9ETK31/A1
力士乐比例阀 4WRZE32E520-7X/6EG24N9ETK31/F1
力士乐比例阀 4WRZE32E520-7X/6EG24N9K31/A1D3
力士乐比例阀 4WRZE32E520-7X/6EG24N9TK31/A1D
力士乐比例阀 4WRZE32E520-7X/6EG24N9TK31/F1D
力士乐比例阀 4WRZE32EA520-7X/6EG24ETK31/A1M
力士乐比例阀0811404643
2.1 伺服阀中位没有死区,比例阀有中位死区;
2.2 伺服阀的频响(响应频率)更高,可以高达200Hz左右,比例阀一般最高几十Hz;
2.3 伺服阀对液压油液的要求更高,需要精过滤才行,否则容易堵塞,比例阀要求低一些;
3.阀芯结构及加工精度不同。比例阀采用阀芯+阀体结构,阀体兼作阀套。伺服阀和伺服比例阀采用阀芯+阀套的结构。
4.中位机能种类不同。比例换向阀具有与普通换向阀相似的中位机能,而伺服阀中位机能只有O型(Rexroth产品的E型)。
5.阀的额定压降不同。
而比例伺服阀性能介于伺服阀和比例阀之间。
比例换向阀属于比例阀的一种,用来控制流量和流向。





二、电磁阀从阀结构和材料上的不同与原理上的区别,分为六个分支小类:直动膜片结构、分步直动膜片结构、先导膜片结构、直动活塞结构、分步直动活塞结构、先导活塞结构。
三、电磁阀按照功能分类:水用电磁阀、蒸汽电磁阀、制冷电磁阀、低温电磁阀、燃气电磁阀、消防电磁阀、氨用电磁阀、气体电磁阀、液体电磁阀、微型电磁阀、脉冲电磁阀、液压电磁阀 常开电磁阀、油用电磁阀、直流电磁阀、高压电磁阀、防爆电磁阀等。
力士乐比例阀0811404643
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