R901335402 DBEM10-7X/100YG24K4M　　一般說來，好像伺服系統(tǒng)都是閉環(huán)控制，比例多用于開環(huán)控制；其次比例閥類型要多，有比例壓力、流量控制閥等，控制比伺服藥靈活一些。從他們內(nèi)部結(jié)構(gòu)看，伺服閥多是零遮蓋，比例閥則有一定的死區(qū)，控制精度要低，向應(yīng)要慢。但從發(fā)展趨勢看，特別在比例方向流量控制閥和伺服閥方面，兩者性能差別逐漸在縮小，另外比例閥的成本比伺服閥要低許多，抗污染能力也強(qiáng)！R900719426  DBEM30-3X/50YG24K4M

R900952803  DBEM30-3X/50YG24K4M

R900916134  DBEM30-3X/100YG24K4M

R900976886  DBEM30-3X/100YG24K4M

R900954402  DBEM30-3X/200YG24K4V

R900921597  DBEM30-3X/200YG24K4M

R900916135  DBEM30-3X/200YG24K4M

R901147917  DBEM30-3X/315YG24K4V

R900552114  DBEM30-3X/315YG24K4M

R900946936  DBEM30-3X/315XYG24K4M

R900968942  DBEM30-3X/350YG24K4M

R900245866  DBEM30-3X/350YG24K4M

R901180335  DBEE30-3X/100YG24K31M

R901114355  DBEE30-3X/200YG24K31M

R900704919  DBEE30-3X/315YG24K31M

R900718066  DBEE30-3X/350YG24K31M

伺服閥與比例閥的區(qū)別DBDH10G1X/400
DBDH10K1X/315
DBDH10P1X/200
DBDH10P1X/315
DBDH10G1X/315
DBDH10K1X/200
DBDH6G1X/200
DBDH6K1X/100
DBDH6K1X/200
DBDH6K1X/315
DBDS20K1X/400
DBDS20K1X/50
DBDS30G1X/200V
DBDS30G1X/315
DBDS30G1X/50
DBDS25G1X/200
DBDH6P1X/315
DBDS20K1X/100
DBDS20K1X/200
DBDS20K1X/200V
DBDS20K1X/315
DBDS20P1X/50
DBDS20P1X/100
DBDS20P1X/200
DBDS20P1X/315
DBDS20P1X/400
DBDS30G1X/200

　　伺服閥與比例閥之間的差別并沒有嚴(yán)格的規(guī)定，因?yàn)楸壤y的性能越來越好，逐漸向伺服閥靠近，所以近些年出現(xiàn)了比例伺服閥。 
　　非要說差別，主要體現(xiàn)在一下幾點(diǎn)： R901105489 4WRKE25R3-000S-3X/6EG24K31/A5D3M-805
A2FO10/61R-PPB06
R900967855 LFA32GWA-71A12P12T12
0811404077 4WRPH10C5B100L-2X/G24Z4/M
0811404634 4WRPEH6C3B40L-2X/G24K0/F1M
R901125120 4WREE6V08-2X/G24K31/A1V-742
R900915814 2FRE16-4X/160LBK4M
R900915823 2FRE10-4X/60LBK4M
R900958282 LFA25EH2-7X/CA20DQMG24F
R900912599 LC16B20D7X
0811404150

A4VSO40LR2/10R-VPB13N00
VT10468-32/BORO
Z2FS16-8-3X/S
Z2FS16-8-3X/S2
R900459203 Z2FS16-8-3X/S2
Z2FS22-8-3X/S
Z2FS16-8-3X/S2
R900443176 Z2FS22-8-3X/S2
R900457256 Z2FS16-8-3X/S2
R900459203 Z2FS16-8-3X/S
0510525009
0510425009
Z2FS16-8-3X/S2
A2FO107/61R-PPB05
R900451778 S25A5.0/
R900420510 S25A0.0/
R900938215 LFA50WEA-7X/
R900912815 LFA32DBW2-7X/315
R900489668 ZDC16P-2X/M
0811404634 4WPREH6C3B40L-2X/G24KO/F1M
R900915823 2FRE10-4X/60LBK4M
R901057060 VTVRPA11511X/V0/0
R900932136 PGF1-2X/4.1RA01VP1
0811404600 4WRPEH6C3B04L-2X/G24K0/A1M R901317466 DBEE6-2X/100G24K31A1M
R900930942 ZDRE6VP21X/100MG24K4M
R900503374 FD12FA2X/B03V
0510112003
R900915963 ZDRE6VP21X/210MG24K4M
R900749771 4WRA10E60-2X/G24K4/V-589
R901235377 4WE6JA6X/EG24N9K72L
0811402080 DREBE6X-1X/175MG24K31A1M
R900424902 2FRM16-3X/160LB
R900427362 Z4S16-2X/V
R900413242 DR6DP2-5X/150Y
R900420287 2FRM16-3X/100LB
R900579497 VT5035-1X/
R900459203 Z2FS16-8-3X/S
0510525009
IH 1CE150F6W35S3377
IH 1CEB90F20S4
DG4V3SOBMUH560
DG17V36N60 
HC8060620420 PVXS130M04R0001R01SVVADF0 
KBCG3250DZM12APE7H110 
DG4V36BMUH760 
DG4V32BLMUH760 869879 
DGMX23PACWB40 
RCG10B130 
KBSDG4V396L12M1PE7H711
0811404038 4WRPH6C4B24L-2X/G24Z4/M
0811404601 4WRPEH6C3B12L2X/G24K0/A1M
0811404902
08114041414WRPE6E32SJ-2X/G24K0/A1M
LFA32GWA-71A12P12T12
A2FO10/61R-PPB06
0811404077 4WRPH10C5 B100L-2X/G24Z4/M
4WRKE25R3-000S-3X/6EG24K31/A5D3M-805
0820055101
0510525009
0510112003
PVQ10A2RSE1S20C21D12
D41FBE01FC1NF00
KHDG5V52C100NXVMU1H120
0811404039 4WRPH6C4B40L-2X/G24Z4/M
0510625315
DBEM10-5X/315YG24K4M
Z2FS16-8-3X/S2
D31FTE01CC1NF00
ZDC25P-2X/M
0811404602 4WRPEH6C3B24L-2X/G24K0/A1M
0510325006
02-341577 PVQ10A2RSE1S20C21D12
0811404613 4WRPEH6C4B40L-2X/G24K0/A1M
4WRPE10EA80SJ-2X/G24K0/A1M 0811404750
0811404611 4WRPEH6C4B12L-2XG24K0/A1M
DBEM10-5X/200YG24K4M
DBET-6X/200YG24K
0811402071 DBETBEX-1X/180G24K31A1M
KBSDG4V592L25M1PE7H711
Z2FS22-8-3X/S2 
Z2FS16-8-3X/S  
PVQ20B2RSE1S21C21D12  
D661-4651/G35JOAA6VSX2HA
0811404601 4WRPEH6C3B12L2X/G24K0/A1M
KDG5V733C170NTMUH110
4WRAE10W1-60-2X/G24K31/F1V
R978863507 ZDR10DA2-5X/25Y/12
R978864402 ZDR6DB2-4X/210YMV/12
R978865561 ZDR10VB7-3X/200YM
R978865794 ZDR6DP7-4X/75YMV/12
R978865862 ZDR6DB2-4X/75YMV/12
R978869964 ZDR6DB2-4X/150YMV/12
R978871112 ZDR10VP7-3X/200YMV/12
R978872052 ZDR6DA1-4X/75YM/12
R978873014 ZDR10DA2-5X/25YM/12
R978875118 ZDR10DP3-5X/210YM/12
R978875717 ZDR10DA1-5X/25Y/12
R978877850 ZDR10DA1-5X/25YM/12
R978878564 ZDRK6VA5-1X/50YMV/12
R978878565 ZDRK6VA5-1X/100YMV/12
R978879391 ZDR10DB1-5X/150YM/12
R978891010 ZDR6DA1-4X/150YV/12
R978893052 ZDR10DP3-5X/150YM/12
R978893074 ZDR10DB3-5X/75YM/12
R978895554 ZDR10DA2-5X/75YMV/12
R978896436 ZDR10VP4-3X/315YM/12
R978896517 ZDR10DA3-5X/25Y/12
R978898235 ZDR10DP7-5X/150YMV/12
R978898282 ZDR10DP3-5X/25YM/12
R978898371 ZDR10VP7-3X/315YM/12
R978899494 ZDR10DP7-5X/150YM/12
R978899509 ZDR10VP6-3X/50YMV/12
R978899957 ZDR6DP7-4X/150YMV/12
R978900049 ZDR10VP4-3X/50YM/12
R978900099 ZDR6DA3-4X/25YMV/12
R978900159 ZDR10VP7-3X/100YM/12
R978900499 ZDR6DA3-4X/150YM/12
R978901758 ZDR10VP6-3X/315YM/12
R978903184 ZDR10DA2-5X/210YMV/12
R978905763 ZDR10VP7-3X/100YMV/12
R978905818 ZDR6DA7-4X/210Y/12
R978906881 ZDR10VP7-3X/50YMV/12
R978909610 ZDR10VP5-3X/50YMV/12
R978909611 ZDR6DA1-4X/25YV/12
R978909631 ZDR6DP1-4X/210YMV/12
R978910212 ZDR10DP7-5X/210YM/12
R978910249 ZDR10DA1-5X/210YV/12
R978917095 ZDR6DB7-4X/75YM/12
R978918587 ZDR10DA2-5X/25YMV/12