-Hyrid Components roportionl Electro-Hydrulic Controls ypes rphic Symols x. perting ressure (SI) ximum Flow U.S..5 3 5 0 30 0 00 3 5 0 30 0 00 300 0 00 L/min ge ilot Relief s (35) EHD 0 658 ressure Control s SB: SB90: SB SB90 659 Relief s (35) EHB 03 06 660 Relieving nd Reducing s (35) EHRB 06 66 (nd Check) s 03: 0.6 (990) 06: (35) EHF EHFC 03 06 66 nd Relief s (35) EHFB 03 06 663 High Flow nd Relief s (35) EHFB 03 06 664 Directionl nd s B (35) EHDF 0 03 665 High Respones ype Directionl nd Flow Control s B W X 5.7 (80) EHDF 04 06 666 Consult uken when detiled mteril such s dimensions figures is required. -Hyrid Components roportionl Electro-Hydrulic Controls 657
roportionl Electro-Hydrulic ilot Relief s he vlve cn e used s pilot vlve of the roportionl Electro- Hydrulic Control s. he vlve cn lso e used s relief vlve for the hydrulic system where smll flow rte nd continuous pressure control re required. odel s x. perting res. x. Flow in. Flow ressure djustment Rnge Supply Electric ower ower Input (x.) lrm Signl utput (pen Collector) ressure Signl utput mient emperture EHD-0 (35 SI) L/min (.53 U.S.) 0.3 L/min (.08 U.S.) Refer to odel tion. he vlue in ( ) is for the closed-loop type.. he repetility of the vlve is otined y hving it tested independently on the conditions similr to its originl testing. 3% (%) or less % or less B: (7) Hz C: (7) Hz H: (7) Hz (-90 degree) 4 DC ( to 8 DC Included Ripple) B: 6.9 (00 SI) / 5 DC C: 5.7 (75 SI) / 5 DC H: (35 SI) / 5 DC k oltge: x. 30 DC Current: x. 40 m B: 5 DC / 6.9 (00 SI) C: 5 DC / 5.7 (75 SI) H: 5 DC / (35 SI) 0 - C (3 - F) (With Circulted ir) pen-loop ype pen-loop ype with Sensor Closed-Loop ype pen-loop ype with Sfety pen-loop ype with Sfety & Sensor Closed-Loop ype with Sfety odel tion F: for hosphte Ester ype (mit if not EHD EHD : roportionl Electro- Hydrulic ilot Relief ype of Su-plte -0 -B -S - -N 5-0 pplicle Control For generl use : ent Control of Relief (mit if not res. dj. Rnge (SI) B: 0.5-6.9 (70-00) C: - 5.7 (45-75) H:. - (75-35) Control ype pen- Loop S: pen- Loop with Sensor L : Closed- Loop Sfety Without Sfety : With Sfety -Line rifice N : Without rifice (Stndrd) -Line rifice 5 3. For closed-loop models, specify pplicle control code "" even. Stndrd of -line rifice. though the vlve my not e used s vent control of relief vlve. res. dj. Rnge B:5, C:3, H:. -B Line rifice : Stndrd rifice 658 ilot Relif vlves
roportionl Electro-Hydrulic ressure Control s SERIES hese re closed-loop type pressure control vlves controlling the system pressure from low to high in proportion to the input voltge. he stle pressure control is possile even in smll flow rte. odel s x. perting res. x. Flow in. Flow ressure djustment Rnge Supply Electric ower ower Input (x.) lrm Signl utput (pen Collector) ressure Signl utput mient emperture SB B: 6.9 (00 SI) H: (35 SI) k oltge: x. 30 DC Current: x. 40 m. he repetilit y of the vlve is otined y hving it tested independentl y on the conditions similr to its originl testing. odel tion SB90 7.0 (0 SI) 30 L /min (7.93 U.S.) 70 L /min (8.49 U.S.) B: 0.5 L/min (.3 U.S.) H: 0.5 L/min (.3 U.S.) t 0. - 6.9 (9-00 SI).5 L/min (.40 U.S.) L /min (.6 U.S.) t 6.9-5.7 (00-75 SI) 3.0 L/min (.79 U.S.) t 5.7 - (75-35 SI) Refer to odel tion % or less.5 % or less % or less 4 DC ( to 8 DC Included Ripple) B: 6.9 (00 SI) / 5 DC 7.0 (0 SI) / 5 DC H: (35 SI) / 5 DC B: 5 DC / 6.9 (00 SI) H: 5 DC / (35 SI) 5 DC / 7.0 (0 SI) 0 - C (3 - F) (With Circulted ir) rphic Symol SB -B -0 res. dj. Rnge (SI) H EH -Hyrid Components F: for hosphte Ester ype (mit if not SB: roportionl Electro-Hydrulic ressure Control (3/8, Su-plte mounting) SB90: roportionl Electro-Hydrulic ressure Control (3/4, Su-plte mounting) B: 0. - 6.9 (9-00) H: 0. - (9-35) B: 0. - 7.0 (9-0) 0 he minimum djustle pressure is the vlue otined t mximum flow rte. ressure Control vlves 659
roportionl Electro-Hydrulic Relief s hese vlves, consist of smll size ut high performnce EH series electrohydrulic proportionl pilot relief vlve nd low noise type relief vlve. he vlves control the system pressure proportionlly through controlled input voltge. odel s EHB-03 x. perting res. x. Flow 0 L/min (6.4 U.S.) in. Flow 3 L/min (.79 U.S.) ressure djustment Rnge Supply Electric ower ower Input (x.) lrm Signl utput (pen Collector) C: () Hz H : (5) Hz (-90 degree) C: 5 DC / 5.7 (75 SI) ressure Signl utput H:5 DC / (35 SI) 0 - C (3 - F) mient emperture (With Circulted ir). he vlue in ( ) is for the closed-loop type.. he repetility of the vlve is otined y hving it tested independently on the conditions similr to its originl testing. EHB-06 (35 SI) 00 L/min (5.8 U.S.) 3 L/min (.79 U.S.) Refer to odel tion % (%) % C: () Hz H : 3 () Hz (-90 degree) or less or less EHB- 400 L/min (6 U.S.) 3 L/min (.79 U.S.) C: 7 (.5) Hz H : 6 (4) Hz (-90 degree) 4 DC ( to 8 DC Included Ripple) C: 5.7 (75 SI) / 5 DC (t x. Flow) H: (35 SI) / 5 DC k oltge: x. 30 DC Current: x. 40 m pen-loop ype pen-loop ype with Sensor Closed-Loop ype odel tion EHB -03 -C -S - ype of F : 03 for hosphte EHB : roportionl Electro- Su-plte Ester ype 06 Hydrulic Relief (mit if not res. dj. Rnge (SI) C: 0.6 [0.8] - 5.7 (85 [5] - 75) H: 0.6 [0.8] - (85 [5] - 35) C: 0.9 [.0] - 5.7 (30 [45] - 75) H: 0.9 [.0] - (30 [45] - 35) C:. [.4] - 5.7 (60 [05] - 75) H:. [.4] - (60 [05] - 35) Ech vlue of minimum djustment pressure is of t % flow rte of the x. Flow shown on the. he vlue in [ ] is for the closed-loop type. Control ype pen-loop S: pen-loop with Sensor L : Closed-Loop 660 Relif vlves
SERIES roportionl Electro-Hydrulic Relieving nd Reducing s hese vlves consist of smll size ut high performnce electro-hydrulic proportionl pilot relief vlve nd reducing vlve with relief function. he vlves control the system pressure proportionlly through controlled input voltge. oreover, good response speed in reducing the pressure even t lrge lod cpcity cn e otined with the relief function of the vlves. odel s x. perting res. x. Flow x. Relieving Flow ressure djustment Rnge Supply Electric ower ower Input (x.) ressure Signl utput mient emperture EHRB-06 0 L/min (6.4 U.S.) 35 L/min (9.4 U.S.) (35 SI) % or less EHRB- L/min (66 U.S.) 5 L/min (3.96 U.S.) Refer to odel tion 3% or less B: 4 Hz C: 3 Hz (-90 degree) H: 3 Hz 4 DC ( to 8 DC Included Ripple) B: 6.9 (00 SI) / 5 DC C: 3.7 (000 SI) / 5 DC H: 0.6 (3000 SI) / 5 DC (t Flow Rte Zero) k B: 5 DC / 6.9 (00 SI) C: 5 DC / 3.7 (000 SI) H:5 DC / 0.6 (3000 SI) 0 - C (3 - F) (With Circulted ir). he figures shown re those otined where the differentil pressure etween the secondry pressure port nd tnk port is 4 (030 SI).. he repetility of the vlve is otined y hving it tested independently on the conditions similr to its originl testing. pen-loop ype pen-loop ype with Sensor H EH -Hyrid Components odel tion EHRB -06 -C -S - ype of res. dj. Rnge (SI) Control ype F : for hosphte Ester ype (mit if not EHRB: roportionl Electro-Hydrulic Relieving & Reducing Su-plte 06 B: 0.8-6.9 (5-00) C:. - 3.7 (75-000) H:.5-0.6 (0-3000) B: 0.9-6.9 (30-00) C:. - 3.7 (75-000) H:.5-0.6 (0-3000) pen-loop S: pen-loop with Sensor Relieving nd Reducing vlves 66
roportionl Electro-Hydrulic (nd Check) s he system flow rte cn e controlled remotely s desired y regulting input voltge. Further, since pressure nd temperture compenstion functions re provided, the preselected flow rte is not ffected y pressure (lod) or temperture (fluid viscosity). odel s x. perting res. (SI) x. etred Flow L/min (U.S.) in. etred Flow L/min (U.S.) in. Differentil ressure (SI) Free Flow L/min (U.S.) (nly with Check ) ilot Flow t Norml L/min (U.S.) t rnsition in. ilot ressure (SI) Supply Electric ower ower Input (x.) Input signl mient emperture EHF -03-60 5 0.6 (3000) 60 : 60 ( 5.8) 5 : 5 ( 33) (.6).0 (45) 30 (34.3) 0.5 (.3).6 (.69).0 (45) Hz (-90 degree) 3% or less % or less EHF -06- (35) (66).5 (.66).0 (45) 80 (73.9) (.6) 4 (.06).5 (5) 4 DC ( to 8 DC Included Ripple) x. etred Flow / 5 DC k 0 - C (3 - F) (With Circulted ir). inimum differentil pressure mens fine pressure compenstion t inlet nd outlet port.. he repetility of the vlve is otined y hving it tested independently on the conditions similr to its originl testing. EHF Internl ilot Externl ilot EHFC Internl ilot Externl ilot odel tion EHF -03-60 -E - ype of x. etred Flow L/min (U.S.) ilot Connection F : for hosphte Ester ype (mit if not EHF: roportionl Electro-Hydrulic EHFC: roportionl Electro-Hydrulic nd Check Su-plte 03 06 60 : 60 ( 5.8) 5 : 5 ( 33) : ( 66) Internl ilot E: Externl ilot 66 (nd Check) vlves
SERIES roportionl Electro-Hydrulic nd Relief s hese re proportionl electro-hydrulic flow control vlves hving functions for controlling the direct electric current of metre-in type nd for pressure control. hey re energy-sving vlves for supplying the minimum pressure nd flow required to operte ctutors. odel s 60 EHFB-03-5 EHFB-06- EHFB--0 x. perting ressure (SI) (35) x. Flow 60 : 60 ( 5.8) L/min (U.S.) 5 : 5 ( 33) etred Flow Cpcity 60 : -60(.6-5.8) L/min (U.S.) 5: -5(.6-33) in. ilot ressure (SI).5 (5) ilot Flow t Norml (.6) L/min (U.S.) t rnsition 3 (.79) Differentil ressure (SI) 0.6 (85) s ressure Controls Supply Electric ower ower Input (x.) res. dj. Rnge dj. Rnge: C (SI) dj. Rnge: H Supply Electric ower ower Input (x.) utput Signl mient emperture (35) (35) (66) 0 (3).5- (.66-66) 5-0 (.3-3).5 (5) (.6) 4 (.06) 0.7 (0).5 (5) (.6) 6 (.59) 0.9 (30) 3% or less % or less x. Flow / 5 DC 4 DC ( to 8 DC Included Ripple) k.-5.7 (75-75).4-5.7 (00-75).5-5.7 (5-75).4- (00-35).4- (00-35).5- (5-35) % or less % or less x. perting res. / 5 DC 4 DC ( to 8 DC Included Ripple) k C:5 DC / 5.7 (75 SI) H:5 DC / (35 SI) 0 - C (3 - F) (With Circulted ir) he repetility of the vlves is otined y hving it tested independently on the conditions similr to its originl testing. odels with roportionl ilot Relief odels with roportionl ilot Relief nd Sensor X H EH -Hyrid Components odel tion F: for hosphte Ester ype (mit if not EHFB EHFB : roportionl Electro- Hydrulic nd Relief ype of Su-plte -03 03 06-60 x. etred Flow L/min (U.S.) 60 : 60 ( 5.8) 5 : 5 ( 33) : ( 66) 0: 0 ( 3) -C ilot Relief res. dj. Rnge Without roportionl ilot Relief C, H : See odels without roportionl ilot Relief -E ilot Connection of Internl ilot E: Externl ilot -S ressure Controls pen-loop S: pen-loop with Sensor Externl ilot res. Connection - nd Relief s 663
High Flow roportionl Electro-Hydrulic nd Relief s his flow control nd relief vlve is energy-sving vlve tht supplies the minimum pressure nd flow necessry for ctutor drive. For the High Flow, doule mximum flow rte [03 size: 5 L/min (33 66 U.S.), 06 size: 0 L/min (66 3 U.S.)] enles smller vlve size thn conventionl products; compct-sized devices cn e provided. x. perting ressure x. Flow in. ilot ressure ilot Flow L/min (U.S.) odel s (SI) L/min (U.S.) etred Flow Cpcity L/min (U.S.) Differentil ressure Supply Electric ower ower Input (x.) s ressure Controls res. dj. Rnge (SI) Supply Electric ower ower Input (x.) utput Signl mient emperture (SI) t Norml t rnsition (SI) dj. Rnge: C dj. Rnge: H EHFB-03- (35) 3% or less EHFB-06-0 (35) (66) 0 (3).5- (.66-66) 5-0 (.3-3).5 (5) (.6) 4 (.06) 0.8 (5).5 (5) (.6) 6 (.59) 0.9 (30) % or less x. Flow / 5 DC 4 DC ( to 8 DC Included Ripple) k.6-5.7 (30-75).5-5.7 (5-75).8- (60-35).5- (5-35) 3% or less % or less x. perting res. / 5 DC 4 DC ( to 8 DC Included Ripple) k C: 5 DC / 5.7 (75 SI) H: 5 DC / (35 SI) 0 - C (3 - F) (With Circulted ir) he repetility of the vlves is otined y hving it tested independently on the conditions similr to its originl testing. odel tion EHFB ype of -03 - x. etred Flow L/min (U.S.) -C ilot Relief res. dj. Rnge odels with roportionl ilot Relief odels without roportionl ilot Relief -E ilot Connection of -S ressure Controls odels with roportionl ilot Relief nd Sensor X Externl ilot res. Connection - F: for hosphte Ester ype (mit if not EHFB: roportionl Electro- Hydrulic nd Relief Su-plte 03 : 5 ( 66) 06 0: 0 ( 3) Without roportionl ilot Relief C, H : See Internl ilot E: Externl ilot pen-loop S: pen-loop with Sensor 664 High Flow nd Relief s
SERIES roportionl Electro-Hydrulic Directionl nd s hese vlves incorporte two control functions - flow nd direction - which simplify the hydrulic circuit composition nd therefore the cost of the system is reduced. odel s x. perting ressure (SI) x. nk Line Bck res. (SI) Rted Flow L/min (U.S.) [ 6.9 (00 SI)] Supply Electric ower Input oltge ower Input (x.) By Controlling rile Resistnce (Using of ower from mp.) By Controlling oltge (Using of ower outside mp.) mient emperture EHD0 (35) 7 (0) EHD03 (35) 7 (0) 30 (7.9) 60 (5.9) 5% or less % or less 0 Hz (-90 deg.) 7 Hz (-90 deg.).5 8.0 4 DC ( to 8 DC Included Ripple) - k olume Rnge 0-5 for SL 0 - +5 for SL k k 40 W 45 W 0 - C (3 - F) (With Circulted ir) etre-in etre-out Control B B 3C 3C40 etre-out Control B B H he repetility of the vlves is otined y hving it tested independently on the conditions similr to its originl testing. 3C 3C 3C40 B B etre-in Control 3C40 EH -Hyrid Components odel tion EHDF ype of -0-30 Rted Flow L/min (U.S.) -3C Spool ype -E Direction of Flow -30 F: for hosphte Ester ype (mit if not EHDF: roportionl Electro- Hydrulic Directionl nd Su-plte 0 30: 30 (7.9) 3C X : etre-in etre-out X : etre-in 03 60: 60 (5.9) 3C40 : etre-out 30 30 Spool type shown in the column is for the centre position. Directionl nd s 665
High Response ype roportionl Electro-Hydrulic Directionl nd s hese vlves pursue the ultimte performnce of proportionl electrohydrulic directionl & flow control vlves nd mke themselves to hve high response fetures. he closed-loop is composed in the vlve inside y comintion of differentil trnsformer (LD) nd power mplifier. hus, high ccurcy nd reliility re provided. In ddition to control in the open-loop, these cn e used for the closedloop system s simplified servo vlves. odel s EHD04 EHD06 x. perting res. (SI) 5.7 (80) 5.7 (80) Rted Flow L/min (U.S.) res. Difference:.5 (5 SI) 30 (34.3) 80 (73.9) in. Required ilot res. (SI).5 (5).5 (5) in. Required ilot Flow t Norml (.53) (.53) L/min (U.S.) t rnsition 6 (.59) (.64) x. Drin Line Bck res. (SI) 0. (5) 0. (5) % or less % or less 55 Hz (-90 deg.) 45 Hz (-90 deg.) 30 30 Supply Electric ower ± 4 DC (± to ± 8 DC Included Ripple) Rted Flow / ± 5 DC ower Input (x.) k 0 W k 0 W lrm Signl utput (pen Collector) oltge: x. 30 DC Current: x. 30 m LD utput (Sensor onitor) ± 5 DC / Rted rvel of Spool mient emperture 0 - C (3 - F) (With Circulted ir) he repetility of the vlves is otined y hving it tested independently on the conditions similr to its originl testing. odels without ressure Compenstor B W Internl ilot B W X Externl ilot odels with ressure Compenstor odel tion F: for hosphte Ester ype (mit if not EHDF EHDF: roportionl Electro-Hydrulic Directionl nd ype of Su-plte -04 Spool type shown in the column is for the centre position. 04-30 Rted Flow L/min (U.S.) 30: 30 (34.3) - Spool ype -E ilot Connection Internl ilot B W Internl ilot -CB Relief ype res. Compenstor Not rovided - E: 06 80: 80 (73.9) 40 CB: Externl ilot rovided 666 High Response ype Directionl nd s