SDS180 DLS180. Sectional directional control valve

Transcription

1 SDS8 DLS8 Sectional directional control valve

2 SDS8/DLS8 Features Simple, compact and heavy duty designed sectional valve from to sections for open and closed centre hydraulic systems. Fitted with a main pressure relief valve and a load check valve on every working section Available with parallel, tandem or series circuit. Optional carry-over port. A wide range of antishock+anticavitation port valves. Intermediate sections for several types of circuit. Available manual, pneumatic, electrohydraulic, proportional hydraulic, spool control kits. Diameter mm (.79 in) interchangeable spools. Additional information his catalogue shows the product in the most standard configurations. lease contact our Sales Dpt. for more detailed information or special requests. WARNING! All specifications of this catalogue refer to the standard product at this date. Walvoil, oriented to a continuous improvement, reserves the right to discontinue, modify or revise the specifications, without notice. WALVOIL IS NO RESONSIBLE FOR ANY DAMAGE CAUSED BY AN INCORREC USE OF HE RODUC. 9 th edition April 7 DWWEBE

3 SDS8/DLS8 Index SDS8 DLS8 - Valve general informations Working conditions...page 4 Standard threads...page 4 Dimensional data...page 5 erformance data...page 5 Hydraulic circuit...page 6 Complete sections ordering codes...page 8 Configuration with SDS8 and SDS5 valves coupling together ordering codes... page - Inlet section arts ordering codes... page Dimensional data and hydraulic circuit... page Inlet relief options page 3 - Inlet section for special application Configuration with rotary commutator... page 6 Configuration with electric commutator... page 8 Configuration with flow cut-out... page Configuration with priority valve... page Conf. with unloader operation spool type... page 4 - Working section arts ordering codes (mechanical control)... page 6 arts ordering codes (prop. hydraulic control). page 3 Dimensional data and hydraulic circuit... page 3 Spools... page 34 A side spool positioners... page 36 B side options... page 46 Complete controls... page 49 ort valves... page 53 - Intermediate section CS mid return manifold section... page 59 CS3 mid return manifold section... page 6 EI service relief valve section... page 6 - Outlet section arts ordering codes... page 63 Dimensional data and hydraulic circuit... page 63 - Valve general informations Working conditions... page 64 Standard threads... page 64 Dimensional data... page 65 erformance data... page 65 Hydraulic circuit... page 66 Complete sections ordering codes... page 67 - Inlet section arts ordering codes... page 68 Dimensional data and hydraulic circuit... page 69 - Working section arts ordering codes (mechanical control)... page 7 arts ordering codes (prop. hydraulic control). page 7 Dimensional data and hydraulic circuit... page 7 Spools... page 7 A side spool positioners... page 73 B side options... page 74 Complete controls... page 75 - Outlet section Dimensional data and hydraulic circuit... page 76 - Installation and maintenance... page 77 - Accessories... page 78 DWWEBE 3

4 SDS8 Valve general information Working conditions his catalogue shows technical specifications and diagrams measured with mineral oil of 46mm /s (46 cst) viscosity at 4 C (4 F) temperature. Nominal flow rating Max pressure ( ) 6 l/min 4 US gpm for series circuit 4 l/min 37 US gpm 35 bar 46 psi for series circuit 5 bar 36 psi Back pressure (max.) outlet port 5 bar 36 psi Internal leakage (standard) A(B) Fluid Fluid temperature p = bar (45 psi) 5 cm 3 /min.3 in 3 /min Mineral based oil with NBR (BUNA-N) seals from - C to 8 C from -4 F to 76 F with FM (VION) seals from - C to C from -4 F to F operating range from 5 to 75 mm /s from 5 to 75 cst Viscosity min. mm /s cst max. 4 mm /s 4 cst Max. contamination level -/9/6 - ISO 446 NAS class Ambient temperature for working conditions with mechanical devices from -4 C to 6 C from -4 F to 4 F with pneumatic and hydraulic devices from -3 C to 8 C from - F to 4 F with electric devices from - C to 5 C from -4 F to F NOE - ( ) Intermittent pressure at max. 5, cycles with specific internal testing. Standard threads REFERENCE SANDARD BS UN-UNF NF HREAD ACCORDING O CAVIY DIMENSION ACCORDING O ISO 8/ ISO 63 ANSI B..3 BS 779 ANSI B. unified ISO SAE J96- J476a DIN 385- shape or Y ORS HREADING MAIN ORS BS UN-UNF inlet G 3/4 5/6- (SAE 6) A and B ports G 3/4 /6- (SAE ) outlet and C carry-over G 5/6- (SAE 6) ILO ORS Hydraulic G /4 9/6-8 (SAE 6) neumatic NF /8-7 NF /8-7 4 DWWEBE

5 Valve general information SDS8 Dimensional data E F M assembling holes A A B B NOE - Drawings and dimensions are referred to BS thread configuration YE E F Weight mm in mm in Kg lb SDS8/ SDS8/ SDS8/ SDS8/ SDS8/ SDS8/ YE E F Weight mm in mm in Kg lb SDS8/ SDS8/ SDS8/ SDS8/ SDS8/ SDS8/ erformance data pressure drop A(B) pressure drop A(B) pressure drop ressure 3 4 (US gpm) 4 (psi) (bar) 5 3 sections 6 sections section Flow (l/min) (US gpm) (psi) (bar) A(B) 5 5 A6(B6) A(B) ressure Flow 5 (l/min) 3 4 (US gpm) (psi) (bar) 5 ressure 5 5 A(B) A6(B6) A(B) Flow (l/min) 5 DWWEBE 5

6 SDS8 Valve general information Hydraulic circuit arallel circuit Standard configuration with open centre and side inlet and outlet. A B A B Description example: SDS8//AC(YG3 )/8L/8L/... Series-parallel (tandem) circuit It needs a special working section kit. andem section is fed from the free flow pressure line; it s excluded when an up strem section is operated. andem section A B A B Description example: SDS8//AC(YG3 )/8L/S-8L/... 6 DWWEBE

7 Valve general information SDS8 Hydraulic circuit Series circuit arallel working section ES Series working section S A B A B A3 B3 A4 B series line tank line Description example: SDS8/4/AC(YG3 )/ES-8L/ES-8L/S-8L/8L/... Right inlet directional valve B A B A A A B B Description example: SDS8//BC(YG3 )/8L/8L/RC DWWEBE 7

8 SDS8 Valve general information Complete sections ordering codes Standard configuration with side inlet and outlet SDS8 / / AC(YG3-75) / H-8L / EI(YG3-8) / H-8L / RC - SAF Nr. of working sections Inlet section * page YE AC(YG3-75) CODE 685 DESCRIION With direct pressure relief valve YE AC(G-) CODE 684 DESCRIION With pilot pressure relief valve YE AC(SV) CODE 686 DESCRIION Without pressure relief valve YE AC(YG3-)R CODE 687 DESCRIION With direct pressure relief valve and rotary commutator YE AC(YG3-)RE CODE 688 DESCRIION With direct pressure relief valve and VDC electric commutator YE M(LSW-)ELN(NC) CODE 689 DESCRIION With flow cut-out and LS pressure relief valve YE ACD/VD(LSZ-3/YG3-) CODE 688 DESCRIION With double stage pressure relief valve and priority valve YE BCHW(LSW-5)ELN(NO)-VDC CODE 689 DESCRIION With unloader operation spool type and LS pressure relief valve VDC Working section * page 6 YE CODE DESCRIION H-8L 6897 arallel circuit, prearranged for port valves, double acting spool with spring return, lever control RH-8L.U arallel circuit, prearranged for valves with fixed setting RQH-8L 685 As previous without upper predisposition for port valves S-8L 6855 For series-parallel (tandem) circuit, prearranged for port valves, double acting spool with spring return, lever control S-8L 65 Series circuit, double acting spool with spring return, lever control 8 Working section (continued)* page 6 YE CODE DESCRIION H-IM8IM 686 arallel circuit, prearranged for port valves with proportional hydraulic control ES-8L 683 arallel circuit, lever control to combine with series working section (see page 7) RHS-8L 685 As RH for series-parallel (tandem) circuit RH-IM8IM 687 arallel circuit, prearranged for valves with fixed setting with proportional hydraulic control RQH-IM8IM 685 As previous, without upper predisposition for port valves 3 Intermediate sections * page 6 YE CODE DESCRIION EI(YG3) 684 With direct pressure relief valve 4 Outlet section * page 63 YE CODE DESCRIION RC 6833 With side outlet RD 683 With upper outlet RE 683 With upper outlet and side carry-over sleeve RK 6834 With upper outlet, closed center RV 6839 With backpressure valve bar (45 psi) RV(6) 687 With backpressure valve 6 bar (87 psi) 5 Fixing brackets page 8 YE CODE DESCRIION SAF 5SA5 Brackets with assembling screws NOE (*) Codes are referred to BS thread. DWWEBE

9 Valve general information SDS8 Complete sections ordering codes Configuration with side inlets and mid return manifold SDS8 / / AC(YG3-) / H-8L / CS / H-ED-8L / BC(YG3-) - SAF Nr. of working sections Return manifold * page 59 9 Assemb. kit without intermediate section YE CODE DESCRIION CS 654 Mid return manifold 7 Right inlet working section * YE CODE DESCRIION H-ED-8L 689 arallel circuit, prearranged for port valves, double acting spool with spring return, lever control S-ED-8L 6843 As previous with series-parallel 8 Right inlet section * (tandem) circuit CODE 5IR7 5IR8 5IR66 5IR36 5IR368 5IR4 5IR458 5IR56 5IR554 5IR6 5IR65 5IR698 DESCRIION ie rod kit for working section directional valve ie rod kit for working sections directional valve ie rod kit for 3 working sections directional valve ie rod kit for 4 working sections directional valve ie rod kit for 5 working sections directional valve ie rod kit for 6 working sections directional valve ie rod kit for 7 working sections directional valve ie rod kit for 8 working sections directional valve ie rod kit for 9 working sections directional valve ie rod kit for working sections directional valve ie rod kit for working sections directional valve ie rod kit for working sections directional valve YE CODE DESCRIION BC(YG3-) 685 Side inlet with direct press. relief valve BC(G-) 686 Side inlet with pilot pressure relief valve BC(SV) 687 Side inlet without pressure relief valve BD(YG3-) 688 Upper inlet with direct pressure relief valve Assemb. kit with intermediate section CODE DESCRIION 5IR66 ie rod kit for working sections directional valve 5IR36 ie rod kit for 3 working sections directional valve 5IR368 ie rod kit for 4 working sections directional valve 5IR4 ie rod kit for 5 working sections directional valve 5IR458 ie rod kit for 6 working sections directional valve 5IR56 ie rod kit for 7 working sections directional valve 5IR554 ie rod kit for 8 working sections directional valve 5IR6 ie rod kit for 9 working sections directional valve 5IR65 ie rod kit for working sections directional valve 5IR698 ie rod kit for working sections directional valve 5IR746 ie rod kit for working sections directional valve NOE (*) Codes are referred to BS thread. DWWEBE 9

10 SDS8 Valve general information Configuration with SDS8 and SDS5 valves coupling together ordering codes SDS8//AC(YG3-)/H-8L/H-8L/ CS3 /H-8L/H-8L/BC(YG3-)/SDS5/ 3 SDS5 SDS8 Return manifold * YE CODE DESCRIION CS Mid return manifold Assembling kit for SDS8 valve side CODE 5IR46 5IR46 5IR463 5IR464 5IR465 5IR466 5IR467 5IR468 5IR469 5IR46A DESCRIION ie rod kit for working section directional valve ie rod kit for working sections directional valve ie rod kit for 3 working sections directional valve ie rod kit for 4 working sections directional valve ie rod kit for 5 working sections directional valve ie rod kit for 6 working sections directional valve ie rod kit for 7 working sections directional valve ie rod kit for 8 working sections directional valve ie rod kit for 9 working sections directional valve ie rod kit for working sections directional valve 3 Assembling kit for SDS5 valve side CODE 5IR45 5IR45 5IR453 5IR454 DESCRIION ie rod kit for working section directional valve ie rod kit for working sections directional valve ie rod kit for 3 working sections directional valve ie rod kit for 4 working sections directional valve NOE (*) Codes are referred to BS thread. DWWEBE

11 Inlet section SDS8 arts ordering codes FE SDS8 / AC (YG3 - ) ELN - MAN 4 - VDC Available configurations AC: with side inlet, for left inlet (standard) directional valve AD: with upper inlet, for left inlet (standard) directional valve BC: with side inlet, for right inlet directional valve BD: with upper inlet, for right inlet directional valve ressure relief valve setting (bar) Inlet cover body * page CODE: 3FIA83-H DESCRIION: Standard body arts * YE CODE DESCRIION - 3A73 G3/4 plug (omitted in description) MAN8 5MAN633 G/8 ressure gauge arrangement MAN4 5MAN633 G/4 ressure gauge arrangement 3 Inlet relief valve options page 3 Standard setting is referred to l/min (.6 US gpm). SV 3A5354 Relief valve blanking plug VM/ pilot operated pressure relief valve type (G-) 7 Range 6-35 bar ( psi) standard setting bar (75 psi) (GN-) CAR33 As previous without filter VMD/ direct pressure relief valve Y type (standard) (YG-8) 3CAR Range 63-5 bar (9-8 psi) standard setting 8 bar (5 psi) (YG3-75) 3CAR3 Range - bar (45-9 psi) standard setting 75 bar (5 psi) (YG4-5) 3CAR4 Range 6-3 bar (3-465 psi) standard setting 5 bar (36 psi) Double stage relief valve (pilot port SAE 8) (GD-5-3) 3448 Setting 5 and 3 bar (97 and 33 psi) 4 Inlet valve options page 5 YE CODE DESCRIION - 3A5354 Relief valve blanking plug (omitted in description) F 5KI4 Inlet anti-cavitation valve L 3CAR43 Hydraulic operated Solenoid operated unloader valve ELN YEF8 Without emergency EL YEF8 ush-button emergency ELV YEF83 Screw type emergency EL YEF84 ush and twist type with detent emergency 5 Coils page 79 YE CODE DESCRIION VDC 4SLEA BER type, VDC, ISO44 connector For complete available coils list see page 78 NOE (*) Codes are referred to BS thread. DWWEBE

12 SDS8 Inlet section Dimensional data and hydraulic circuit 6.4 = wrench - 4 Nm (3 lbft) M 4.94 For left inlet directional valve, side port For left inlet directional valve, upper port For right inlet directional valve, side port For right inlet directional valve, upper port Description example: AC(YG3 75) Description example: AD(YG3 75) Description example: BC(YG3 75) Description example: BD(YG3 75) DWWEBE

13 Inlet section SDS8 Inlet valve options Direct overpressure relief valve Description example: Y G 3 - Configuration Valve setting (bar) Spring type Configuration G type: adjustable with screw Configuration H type: valve set and locked max. 7 max..76 Y W = wrench 7-4 Nm (7.7 lbft) Y = allen wrench 5 W = wrench 36-4 Nm (3 lbft) ressure 3 YG valve setting range From 63 to 5 bar (from 9 to 8 psi) 3 4 (US gpm) (bar) 4 (psi) 5 max. setting standard setting min. setting Flow (l/min) resure 3 YG3 valve setting range From to bar (from 45 to 9 psi) 3 4 (US gpm) (bar) 4 (psi) 5 max. setting standard setting min. setting Flow (l/min) YG4 valve setting range From 6 to 3 bar (from 3 to 465 psi) 3 4 (US gpm) (bar) 4 (psi) max. setting 5 3 standard setting 4 ressure min. setting Flow (l/min) DWWEBE 3

14 SDS8 Inlet section Inlet valve options ilot operated overpressure relief valve Description example: G N - Configuration Configuration G type: adjustable with screw max max..89 Valve setting (bar) Without filter G valve setting range From 6 to 35 bar (from 87 to 457 psi) (bar) 3 4 (US gpm) 4 (psi) max. setting standard setting min. setting ressure Flow (l/min) W Y = wrench 3-4 Nm (7.7 lbft) Y = allen wrench 5 W = wrench 36-4 Nm (3 lbft) Configuration Z type: valve set and locked with tamper proof cap cap, code: 3CO89 Double stage relief valve Description example: G D Z = wrench 36-4 Nm (3 lbft) Y = allen wrench 36 Valve setting (bar) GD setting SAE (bar) 4 ressure 3 35 bar (34 psi) 7 bar (3 psi) (US gpm) (psi) Z Y Flow (l/min) NOE - valve with SAE pilot; for executions with different thread contact the Sales Dpt. 4 DWWEBE

15 Inlet section SDS8 Inlet valve options Unloader valves Description example: AC (YG3 - ) EL - VDC Hydraulic operated valve: L Solenoid operated valve: ELN EL ELV EL Hydraulic operated Feeding voltage: for solenoid operated Solenoid operated WARNING: the manual override option is intended for emergency use, not for continuous duty operation. G/ max. 4. max. 4.5 Y manual tightening Y Y = wrench 36-4 Nm (3 lbft) Legenda ELN: without emergency EL: push button emergency override ELV: screw emergency override EL: push&twist emergency override ELN EL ELV EL (bar) ressione ressure drop valve L type on SDS8/ 3 4 (US gpm) 5 7 (psi) ortata (l/min) Valve L type features Nominal flow...: l/min (3.7 US gpm) Internal leakage...: cm 3 bar (.6 in 3 45 psi) Anti-cavitation valve Description example: AC (YG3 - ) F = wrench Nm (7.3 lbft),5.8 (bar) ressione 5 5 ressure drop valve EL type on SDS8/ 3 4 (US gpm) (psi) ortata (l/min) 5 Valve EL type features Nominal flow...: 4 l/min (.6 US gpm) Max. pressure...: 35 bar (5 psi) Internal leakage...: 5 cm 3 bar (3.5 in 3 35 psi) For BER coil see page 79 ressure 6 4 ressure drop 3 4 (US gpm) (bar) 8 (psi) Flow (l/min) DWWEBE 5

16 SDS8 Inlet section for special applications Configuration with rotary commutator FE SDS8 / AC ELN - VDC - R 3 4 Available configurations AC: with side inlet, for left inlet (standard) directional valve AD: with upper inlet, for left inlet (standard) directional valve BC: with side inlet, for right inlet directional valve BD: with upper inlet, for right inlet directional valve Inlet cover body * page 7 3 Coils page 79 CODE: 3FIA83-H DESCRIION: redisposition for rotary commutator Inlet valve options page 3 Standard setting is referred to l/min (.6 US gpm) flow. INLE RELIEF OIONS YE CODE DESCRIION SV 3A5354 Relief valve blanking plug VM/ pilot operated pressure relief valve type (G-) 7 Range 6-35 bar ( psi) standard setting bar (75 psi) (GN-) CAR33 As previous without filter VMD/ direct pressure relief valve Y type (standard) (YG-8) 3CAR Range 63-5 bar (9-8 psi) standard setting 8 bar (5 psi) (YG3-75) 3CAR3 Range - bar (45-9 psi) standard setting 75 bar (5 psi) (YG4-5) 3CAR4 Range 6-3 bar (3-465 psi) standard setting 5 bar (36 psi) Double stage relief valve (pilot port SAE 8) (GD-5-3) 3448 Setting 7 and 35 bar (97 and 333 psi) INLE VALVE OIONS F 5KI4 Inlet anti-cavitation valve L 3CAR43 Hydraulic operated unloader valve Solenoid operated unloader valve ELN YEF8 Without emergency EL YEF8 ush-button emergency ELV YEF83 Screw type emergency EL YEF84 ush and twist type with detent emergency YE CODE DESCRIION VDC 4SLEA BER type, VDC, ISO44 connector For complete available coils list see page 78 4 Commutator * YE CODE DESCRIION R 5COM463 Rotary commutator 5 arts * CODE 3A73 DESCRIION G3/4 lug NOE (*) Codes are referred to BS thread. 6 DWWEBE

17 Inlet section for special applications SDS8 Configuration with rotary commutator Dimensional data and hydraulic circuit Drawing and circuit are referred to left inlet directional valve. os os M os os. Rotary commutator features Max. pressure...: bar (35 psi) Internal leakage...: 3 cm 3 bar (.8 in 3 45 psi) DWWEBE 7

18 SDS8 Inlet section for special applications Configuration with electric commutator FE SDS8 / AC (YG3 - ) RE - VDC 3 4 ressure relief valve setting (bar) Available configurations AC: with side inlet, for left inlet (standard) directional valve AD: with upper inlet, for left inlet (standard) directional valve Inlet cover body * page 9 CODE: 5FIA836 DESCRIION: redisposition for electric commutator Inlet valve options page 3 Standard setting is referred to l/min (.6 US gpm) flow. YE CODE DESCRIION SV 3A5354 Relief valve blanking plug F 5KI4 Inlet anti-cavitation valve L 3CAR43 Hydraulic operated unloader valve VM/ pilot operated pressure relief valve type (G-) 7 Range 6-35 bar ( psi) standard setting bar (75 psi) (GN-) CAR33 As previous without filter VMD/ direct pressure relief valve Y type (standard) (YG-8) 3CAR Range 63-5 bar (9-8 psi) standard setting 8 bar (5 psi) (YG3-75) 3CAR3 Range - bar (45-9 psi) standard setting 75 bar (5 psi) (YG4-5) 3CAR4 Range 6-3 bar (3-465 psi) standard setting 5 bar (36 psi) Double stage relief valve (pilot port SAE 8) (GD-5-3) 3448 Setting 5 and 3 bar (97 and 333 psi) Inlet valve options (continued) page 5 Solenoid operated unloader valve YE CODE DESCRIION ELN YEF8 Without emergency EL YEF8 ush-button emergency ELV YEF83 Screw type emergency EL YEF84 ush and twist type with detent emerg. 3 Electric commutator * YE CODE DESCRIION RE EJ848 Electric commutator, ISO44 connector For complete available coils list see page 78 4 Coils age 79 YE CODE DESCRIION VDC 4SLEA BER type, VDC, ISO44 connector For complete available coils list see page 78 5 arts * CODE 3A73 DESCRIION G3/4 lug NOE (*) Codes are referred to BS thread. 8 DWWEBE

19 Inlet section for special applications SDS8 Dimensional data and hydraulic circuit Configuration with electric commutator V manual tightening V Z = wrench 7-4 Nm (7.7 lbft) Y = allen wrench 5 W = wrench 36-4 Nm (3 lbft) V = wrench 4-3 Nm (. lbft) Z Y M Electric commutator features Max. pressure...: 5 bar (36 psi) Nominal flow...: 5 l/min (6.6 US gpm) Internal leakage...: 4 cm 3 bar (.44 in 3 35 psi) For BER coil see page 79 DWWEBE 9

20 SDS8 Inlet section for special applications Configuration with flow cut-out SDS8 / M (LSW - ) ELN(NC) - MAN 4 - VDC 3 4 ressure relief valve setting (bar) Inlet cover body * page CODE: 5FIA837 DESCRIION: With flow cut-out Main relief valve page Standard setting is referred to l/min (.6 US gpm) flow. YE CODE DESCRIION LSW(G) 5KI8 Range 5-5 bar (7-7 psi) standard setting 3 bar (4 psi) LSW(G3) 5KI8 Range 5- bar (7-3 psi) standard setting 5 bar (5 psi) LSW(G4) 5KI8 Range 8-35 bar (6-455 psi) standard setting 5 bar (36 psi) SV A553 Relief valve blanking plug 4 Coils page 79 YE CODE DESCRIION VDC 4SLEA BER type, VDC, ISO44 connector For complete available coils list see page 78 5 Intermediate section * page 6 YE CODE DESCRIION EIM(G-) 684 intermediate section with pressure relief valve NOE: inlet cover with flow cut-out must be always combined with EIM intermediate section. (See page 6). 3 Unloader valve options page YE CODE DESCRIION ELN(NO) EF8 Without manual emergency, NO circuit ELN(NC) EF8 Without manual emergency, NC circuit EL(NO) EF84 ush&twist manual emergency, NO circuit EL(NO) EF8 ush-button manual emergency, NO circuit ELV(NO) EF83 Screw type manual emergency, NO circuit NOE (*) Codes are referred to BS thread. DWWEBE

21 Inlet section for special applications SDS8 Configuration with flow cut-out Dimensional data and hydraulic circuit W 3.94 V Y M S Main relief valve U U R 6.4 EL manual tightening M EIM intermediate section see page EL 6.36 Z = wrench - 4 Nm (3 lbft) Y = allen wrench 4 W = wrench 6-4 Nm (7.7 lbft) Z = wrench - 4 Nm (7.7 lbft) V = wrench 7-4 Nm (7.7 lbft) U = wrench 4-3 Nm (. lbft) R = wrench 3-4 Nm (3 lbft) S = allen wrench Legenda ELN: without emergency EL: push button emergency override ELV: screw emergency override EL: push&twist emergency override ELN(NC): without emergency NC circuit ELN ELV EL ELN(NC) EL LSW(G) main relief valve LSW(G3) main relief valve LSW(G4) main relief valve setting range setting range setting range From 5 to 5 bar (from 7 to 7 psi) From 5 to bar (from 7 to 9 psi) From 8 to 35 bar (from 6 to 455 psi) 3 4 (US gpm) 3 4 (US gpm) 3 4 (US gpm) (psi) 4 (psi) 4 (psi) (bar) (bar) (bar) 5 5 max. setting standard setting 4 max. setting max. setting standard setting standard setting min. setting min. setting 5 5 min. setting ressure Flow (l/min) ressure Flow (l/min) ressure Flow (l/min) (bar) ressure ressure drop on flow cut-out 3 4 (US gpm) 4 (psi) Flow (l/min) DWWEBE

22 SDS8 Inlet section for special applications Configuration with priority valve FE SDS8 / AC / VD (LSZ - 3 \ YG3 - ) - SAE 3 valve setting L.S. valve setting Available configurations AC: with side inlet, for left inlet (standard) directional valve AD: with upper inlet, for left inlet (standard) directional valve BC: with side inlet, for right inlet (standard) directional valve BD: with upper inlet, for right inlet (standard) directional valve 4 3 Inlet cover body * page 3 CODE: 5FIA83 DESCRIION: With priority valve L.S. relief valve options page 3 Standard setting is referred to l/min (.6 US gpm) flow. YE CODE DESCRIION LSD CAR65 With blind nut, range 4-8 bar (58-6 psi), standard setting 9 bar (3 psi) CAR63 As previous, range 8-35 bar (6-5 psi) standard setting 8 bar (6 psi) LSH CAR66 Arranged for lead sealing, range 4-8 bar (58-6 psi), standard setting 9 bar (3 psi) CAR67 As previous, range 8-35 bar (6-5 psi) standard setting 8 bar (6 psi) LSZ CAR68 With tamper proof cap, range 6-5 bar (8-66 psi), standard setting 9 bar (3 psi) CAR69 As previous, range 3-35 bar (9-5 psi) standard setting 8 bar (6 psi) S 5KI6 Relief valve blanking plug 3 Inlet valve options page 3 Standard setting is referred to l/min (.6 US gpm) flow. YE CODE DESCRIION SV 3A5354 Relief valve blanking plug VM/ pilot operated pressure relief valve type (G-) 7 Range 6-35 bar ( psi) standard setting bar (75 psi) (GN-) CAR33 As previous without filter VMD/ direct pressure relief valve Y type (standard) (YG-8) 3CAR Range 63-5 bar (9-8 psi) standard setting 8 bar (5 psi) (YG3-75) 3CAR3 Range - bar (45-9 psi) standard setting 75 bar (5 psi) (YG4-5) 3CAR4 Range 6-3 bar (3-465 psi) standard setting 5 bar (36 psi) Double stage relief valve (pilot port SAE 8) (GD-7-35) 3448 Setting 7 and 35 bar (3 and 34 psi) 4 Assembling kit CODE 5IR46 5IR46 5IR463 5IR464 5IR465 5IR466 5IR467 5IR468 5IR469 5IR46A DESCRIION ie rod kit for working sectional valve ie rod kit for working sectional valve ie rod kit for 3 working sectional valve ie rod kit for 4 working sectional valve ie rod kit for 5 working sectional valve ie rod kit for 6 working sectional valve ie rod kit for 7 working sectional valve ie rod kit for 8 working sectional valve ie rod kit for 9 working sectional valve ie rod kit for working sectional valve NOE (*) Codes are referred to BS thread. DWWEBE

23 Inlet section for special applications SDS8 Configuration with priority valve Dimensional data and hydraulic circuit Load Sensing pressure relief valves.83 LSD: with blind nut M B 7.7 A LSH: arranged for lead sealing W Wrenches and tightening torques = wrench - 4 Nm (3 lbft) W = wrench 6-4 Nm (7.7 lbft) A = wrench Nm (7.3 lbft) B = wrench 3-4 Nm (3 lbft) C = wrench 3 B B A C LSZ: with tamper proof cap tamper proof code: 4CO S: valve blanking plug A M CF Grain security for flow limits available on request, code: 3VI (bar) Stand-by pressure Stand-by pressure vs. regulated flow for various values of inlet flow 4 6 C = Qin= 5 l/min 8 (39.6 US gpm) B = Qin= l/min 6 (6.4 US gpm) 4 A = Qin= 5 l/min (3. US gpm) 8 (US gpm) (psi) Ls 3 4 Regulated flow (l/min) LSH, LSD valve and LSZ setting range From 4 to 8 bar (from 58 to 6 psi) 4 (bar) ressure max. setting standard setting min. setting (US gpm) (psi) 4 (bar) ressure (l/min) Flow 3 LSH and LSD valve setting range From 8 to 35 bar (from 6 to 5 psi) 3 4 (US gpm) max. setting (psi) 5 standard setting min. setting 4 3 ressure (l/min) Flow 4 (bar) 3 LSZ valve setting range From 8 to 35 bar (from 6 to 5 psi) 3 4 (US gpm) (psi) taratura massima standard setting min. setting (l/min) Flow DWWEBE 3

24 SDS8 Inlet section for special applications Configuration with unloader operation spool type SDS8 / BCHW (LSW - 5) ELN(NO) - 4VDC 3 4 ressure relief valve setting (bar) 3 4 Inlet cover body * page 5 CODE: 5FIA8373 DESCRIION: with unloader operation spool type Main relief valve page 5 Standard setting is referred to l/min (.6 US gpm) flow. YE CODE DESCRIION LSW(G)FC7 5KI8 Range 5-5 bar (7-7 psi) standard setting 3 bar (4 psi) LSW(G3)FC7 5KI8 Range 5- bar (7-3 psi) standard setting 5 bar (5 psi) LSW(G4)FC7 5KI8 Range 8-38 bar (6-46 psi) standard setting 5 bar (36 psi) SV A553 Relief valve blanking plug 3 ilot solenoid valve options page 5 YE CODE DESCRIION ELN(NO) EF8 Without manual emergency, NO circuit ELN(NC) EF8 Without manual emergency, NC circuit EL(NO) EF84 ush&twist manual emergency, NO circuit EL(NO) EF8 ush-button manual emergency, NO circuit ELV(NO) EF83 Screw type manual emergency, NO circuit 4 Coils page 79 YE CODE DESCRIION 4VDC 4SLE4A BER type, 4VDC, ISO44 connector For complete available coils list see page 78 NOE (*) Codes are referred to BS thread. 4 DWWEBE

25 Inlet section for special applications SDS8 Configuration with unloader operation spool type Dimensional data and hydraulic circuit V W Main relief valve = wrench 8-4 Nm (7.7 lbft) Y = wrench - 4 Nm (7.7 lbft) W = allen wrench 4 V = wrench 3 U = wrench 4-3 Nm (. lbft) R = wrench 3-4 Nm (3 lbft) , Y M U R U EL manual tightening Legenda ELN: without emergency EL: push button emergency override ELV: screw emergency override EL: push&twist emergency override max ELN EL EL EL 5 36 ELV ELN(NC) ressure ressure drop with unloader operation spool type on SDS 8/4 (bar) 3 4 (US gpm) (psi) 5 7,5 5, Flow (l/min) NOE For other valve diagrams see page. DWWEBE 5

26 SDS8 Working section arts ordering codes (mechanical control) EL SDS8 / H - 8 L. (G3 - ) a 3 4 5a EL SDS8 / RH - 8 L. U () a 3 4 5b ressure relief valve setting (bar) ressure relief valve fixed setting (bar) EL SDS8 / RH5LL - 5HFLL 8 L. U () b 3 4 5b ressure relief valve fixed setting (bar) 5a 6 RH 3 5a 7 a 4 5b 6 5b 5c 6 5b 3 RH 7 5b 3 RH5LL 7 a 4 b 4 6 DWWEBE

27 Working section SDS8 arts ordering codes (mechanical control) Working section kit * page 3 YE CODE DESCRIION H 5EL838 For parallel circuit RH 5EL8357 For parallel circuit with upper arrangement for fixed setting port valves RQH 5EL8356 For parallel circuit without upper arrangement for port valves S 5EL383 For tandem circuit 5EL83A As previous, for 8MG..., 8DG, 8G, 8ED, 8EG spool positioners S 5EL63 For series circuit S(MG) 5EL63E As previous, for 8MG.., 8DG, 8G, 8ED, 8EG, 8IZ spool positioners 5 5EL83 For parallel circuit and floating circuit RH5 5EL835 For parallel circuit with floating circuit with upper arrangement for fixed setting port valves ES 5EL63 For parallel circuit, for valve with series circuit (page 7) H(MG) 5EL838B As H, for 8MG..., 8DG, 8G, 8ED, 8EG, 8IZ spool positioners RH(MG) 5EL8357D As previous with upper arrangement for fixed setting port valves RQH(MG) 5EL8356D As previous without upper arrangement for port valves H 5EL83 Regenerative control kit, for 8CR, 9BCR-BCR e 8EI3CR spool positioners H(MG) 5EL83C As previous, for 8MG..., 8DG, 8G, 8ED, 8EG, 8IZ spool positioners RHLL 5EL8354 For parallel circuit with floating circuit with with arrangement for low leak valve for Y spool type RH5LL 5EL8365 For parallel circuit with floating circuit with with arrangement for low leak valve for 5HFLL spool type NOE (MG) for dedicated spool positioners, omitted in description a Spools page 34 YE CODE DESCRIION 3CU5 Double acting, 3 positions, with A and B closed in neutral position (A) 3CU53 As previous, need A spool positioner and dedicated working section kit CS 3CU5 As type, sensitive type CSG 3CU55 Double acting with A and B closed in neutral position, B partially connect to tank in position, A partially connect to tank in position CSGH 3CU55 As previous, sensitive type A 3CU5 Double acting, 3 positions, with A open to tank in neutral position B 3CU5 Double acting, 3 positions, with B open to tank in neutral position D 3CU5 As type, sensitive type for flow up to l/min (6.4 USgpm) a Spools (continued) page 34 YE CODE DESCRIION 3CU56 Double acting with A and B closed in neutral position, B partially connect to tank in position, A partially connect to tank in position ; needs..h section kit YD 3CU563 As previous, B with restricted connection to tank; needs..h section kit 3CU55 Double acting, 3 positions, with A and B open to tank in neutral position H 3CU555 Double acting 3 positions, with A and B partially open to tank in neutral position 3 3CU53 Single acting on A, 3 positions, B plugged; requires G3/4 plug 4 3CU535 Single acting on B, 3 positions, A plugged; requires G3/4 plug 5 3CU54 Double acting spool with A and B closed in neutral position, 4 positions, with spool in, floating 4 th position: need dedicated positioner kit 3MD type and working section kit 5 and RH5 type 8F 3CU56 Double acting 3 positions, regenerative circuit in 3 rd position with spool in: need dedicated positioners kit 8FG 3CU565 Double acting 3 positions, regenerative circuit in nd position with spool out: need dedicated positioners kit b Low leak spools** page 34 For RHLL and RQH5LL working section kit: YE CODE DESCRIION YALL 3CU569-H Double acting spool, 3 positions, A and B closed in neutral position, A partially connect to tank needs RHLL working section kit YCLL 3CU568-H Double acting spool, 3 positions, A and B closed in neutral position, A partially connect to tank needs RHLL working section kit YMCLL 3CU563-H As YALL, with A connected to tank through the notch needs RHLL working section kit 5HFLL 3CU549-H Double acting spool with A and B closed in neutral position,4 positions, with spool in, floating 4 th position: needs RH5LL working section kit NOE (*) Codes are referred to BS thread. (**) For special features of the various spools please contact our Sales Dpt DWWEBE 7

28 SDS8 Working section arts ordering codes (mechanical control) 3 A side spool positioners (cont.) page 36 YE CODE DESCRIION 8 5V8 With spring return in neutral position 8L 5V83 As type 8, for flexible cable control 8F 5V8 As type 8 with adjustable stroke limiter 5V Detent in positions neutral, and 5V Detent in positions and 5 5V5 positions, detent in positions and neutral 6 5V6 positions, detent in positions and neutral 9BZ 5V93 With detent in position and spring return in neutral position BZ 5V3 With detent in position and spring return in neutral position BZ 5V3 Detent in positions and and spring return in neutral position 8MG3(NO) () 5V85 As type 8, operation with microswitch (NO) in positions and 8MG9/9 (NC\NC) () 5V88 As type 8, operation with microswitch (NC) in positions and 8RMN 5V8463 VDC with electromagnetic detent 5V VDC with electromagnetic detent 8K 5V87 As type 8 and VDC solenoid lock device 5V874 As previous, 4 VDC 8DG () 5V87 ON/OFF pneumatic waterproof kit 8G () 5V878 ON/OFF pneumatic kit 8EDG3 () 5V874 VDC ON/OFF pneumatic waterproof kit 5V VDC ON/OFF pneumatic waterproof kit 8EG3 () 5V875 VDC ON/OFF electro-pneumatic kit 5V876 4 VDC ON/OFF electro-pneumatic kit 8EI3 5V83 VDC ON/OFF electro-hydraulic kit 5V83 4 VDC ON/OFF electro-hydraulic kit 8IZ 5V88 Unilateral hydraulic proportional spool control kit A () 5V5 With detent in positions and, automatic release in neutral position 3MD 5V346 4 positions, detent in 4 th position with spring return in neutral position with detent pull type. Needs spool 5 type ositioner kit for 8F and 8FG regenerative spools: Overall dimensions are the same ones as those of standard controls listed above. 8CR 5V8 With spring return in neutral position 9BCR-BCR 5V9 With detent in position and spring - return in neutral position 8GCR () 5V876 ON/OFF pneumatic kit 8EG3CR () 5V877 VDC electro-pneumatic kit ON/OFF 5V878 4 VDC electro-pneumatic kit ON/OFF 8EI3CR 5V8357 VDC electro-hydraulic kit ON/OFF 5V VDC electro-hydraulic kit ON/OFF 4 B side options page 46 YE CODE DESCRIION L 5LEV Standard lever box LF 5LEV Lever box with spool stroke limiter in position LB 5LEV3 Steel lever kit LCB 5CLO6 Joystick lever for sections operation LCE 5CLO65 As previous with bronze support SL -- Without lever box SL 5CO Without lever box, with dust-proof plate Q 5EL Flexible cable connection; for CD cables 5a Adjustable port valves page 53 Valves standard setting is referred to l/min (.64 USgpm) flow. YE CODE DESCRIION - A5336 Valve blanking plug (omitted in description) C 3CAR46 Anti-cavitation valve Anti-shock valve (G) CAR65 Range 5- bar (75-75 psi) standard setting 63 bar (9 psi) (G3) CAR66 Range -5 bar (45-36 psi) standard setting bar (45 psi) (G4) CAR67 Range 6-35 bar (3-46 psi) standard setting bar (9 psi) ilot hydraulic unloader valve CAR463 ilot hydraulic unloader valve Anti-shock and anti-cavitation valve U(G) 499 Range 35-9 bar (5-3 psi) standard setting 6 bar (87 psi) U(G3) 4 Range 9-5 bar (3-36 psi) standard setting bar (8 psi) U(G4) 4 Range 8-35 bar (6-5 psi) standard setting bar (9 psi) ilot operated anti-shock and anti-cavitation valve UW(G) 4B6 Range bar (9-46 psi) standard setting 6 bar (3 psi) NOE ( ) - Needs dedicated working section kit..(mg) type. ( ) - Needs dedicated H working section kit and (A) spool type. 8 DWWEBE

29 Working section SDS8 arts ordering codes (mechanical control) 5b Fixed setting port valves page 57 For RH.. and RQH.. working section kit YE CODE DESCRIION U A544 Valve blanking plug C 5KI4 Anticavitation valve Fixed setting antishock and anticavitation valves: setting is referred to l/min (.6 US gpm) U5 5KI335 Setting 5 bar (363 psi) U3 5KI333 Setting 3 bar (435 psi) U4 5KI334 Setting 4 bar (58 psi) U5 5KI335 Setting 5 bar (75 psi) U63 5KI3363 Setting 63 bar (94 psi) U8 5KI338 Setting 8 bar (5 psi) U 5KI33 Setting bar (45 psi) U 5KI33 Setting bar (59 psi) U5 5KI335 Setting 5 bar (8 psi) U4 5KI334 Setting 4 bar (5 psi) U5 5KI335 Setting 5 bar (5 psi) U6 5KI336 Setting 6 bar (3 psi) U75 5KI3375 Setting 75 bar (55 psi) U9 5KI339 Setting 9 bar (75 psi) U 5KI33 Setting bar (9 psi) U 5KI33 Setting bar (35 psi) U 5KI33 Setting bar (39 psi) U3 5KI333 Setting 3 bar (335 psi) U4 5KI334 Setting 4 bar (35 psi) U5 5KI335 Setting 5 bar (36 psi) U6 5KI336 Setting 6 bar (375 psi) U7 5KI337 Setting 7 bar (39 psi) U8 5KI338 Setting 8 bar (45 psi) U9 5KI339 Setting 9 bar (4 psi) U3 5KI333 Setting 3 bar (435 psi) U3 5KI333 Setting 3 bar (45 psi) 5c Low leak valves page 57 For RHLL and RQH5LL working section kit: YE CODE DESCRIION LL 5KI98 Low leak valve 6 ort plugs * CODE 3A73 DESCRIION G3/4 lug 7 Optional handlevers YE CODE DESCRIION AL/Mx 7 For L lever box, L= mm (7.87 in) AL8/Mx5 735 For LCB joystick, L= 5 mm (9.84 in) NOE (*) Codes are referred to BS thread. DWWEBE 9

30 SDS8 Working section arts ordering codes (proportional hydraulic control) EL SDS8 / H - IM 8IM. U (G3 - ) a 3 4a EL SDS8 / RH - IM 8IM L. U () a 3 4 5b ressure relief valve setting (bar) ressure relief valve fixed setting (bar) EL SDS8 / RH5LL - 5HFLL 8IM L. U () b 3 4 5b ressure relief valve fixed setting (bar) 4a 5 3 RH 4a a 3 4b 5 4b 3 RH/IM 4b 4c 5 4b 3 3 RH5LL/IM a 3 b 3 DWWEBE

31 Working section SDS8 arts ordering codes (proportional hydraulic control) Working section kit * page 3 YE CODE DESCRIION H(IM) 5EL838C For parallel circuit with arrangement for port valves RH(IM) 5EL8357A For parallel circuit with upper arrangement for fixed setting port valves RQH(IM) 5EL8356A As previous without upper arrangement for port valves 5(IM) 5EL835A As previuos for floating circuit: need 5IM spool type and 3IM complete control S(IM) 5EL383B For tandem circuit S5(IM) 5EL383 As previuos for floating circuit RH5(IM) 5EL835A For parallel circuit with floating circuit with upper arrangement for fixed setting port valves: need 5IM(3IM) spool type and 3IM complete control RHS(IM) 5EL38359A For tandem circuit with upper arrangement for fixed setting port valves RQHS(IM) 5EL3835A For tandem circuit without arrangement for port valves RHS5(IM) 5EL3835A For tandem circuit with floating circuit with upper arrangement for fixed setting port valves RHLL(IM) 5EL8354A For parallel circuit and floating circuit with arrangement for load leak valve need YMLLIM spool type and 8IMOH control type RH5LL(IM) 5EL8365A For parallel circuit with arrangement for load leak valve need 5HFLLIM spool type and 3IMOHCR control type NOE (IM) for proportional hydraulic control, omitted in description a Spools page 34 YE CODE DESCRIION IM 3CU54 Double acting with A and B closed in neutral position IMDA 3CU549 As type IM with descent control and load check valve without power supply on port A: need 8IMD control type AIM 3CU54 Double acting with A open to tank in neutral position BIM 3CU54 Double acting with B open to tank in neutral position HIM 3CU5545 Double acting with A and B partially connect to tank in neutral position IM 3CU554 Double acting with A and B connect to tank in neutral position 3IM 3CU5354 Single acting on A, B plugged 4IM 3CU5354 Single acting on B; A plugged 5IM 3CU5443 Double acting spool with A and B closed in neutral position, spool out floating 4 th position: need 5(IM) working section and 3IM control type IM(8IMS) 3CU549 As type IM: need 8IMSSL control type b Low leak spools** page 34 For RHLL(IM) and RQH5LL(IM) working section kit: YE CODE DESCRIION YMLLIM 3CU5633-H Double acting with A and B closed in neutral position need RHLL(IM) working section and 8IMOH control type 5HFLLIM 3CU54-H Double acting spool with A and B closed in neutral position need RH5LL(IM) working section and 3IMOHCR control type 3 Complete controls * page 49 roportional Hydraulic control YE CODE DESCRIION 8IMDOH 5IDR83-H Range bar (84-7 psi): for IMDA spool type 8IMOHF3 5IDR633-H With screws spool stroke adjusting. Range bar (84-7 psi) 8IMOHSSL 5IDR8-H With spool position sensor esecution. Range.8-4. bar (-6 psi): need IM(8IMS) spool type 8IMOH 5IDR6-H Steel control bar (84-7 psi) 3IMOH 5IDR64-H For floating circuit. Range bar (84-7 psi): need 5(IM) working section and 5IM spool type 3IMOHCR 5IDR837-H Steel control kit for floating circuit. Range bar (5-6 psi): need RH5LL(IM) working section and 5HFLLIM spool type 4a Adjustable port valves page 53 See page 8. 4b Fixed setting port valves page 57 See page 9. 4c Low leak valve page 57 YE CODE DESCRIION LL 5KI98 Low leak valve 5 ort plugs * CODE 3A73 DESCRIION G3/4 lug NOE (*) Codes are referred to BS thread. DWWEBE 3

32 SDS8 Working section Dimensional data and hydraulic circuit H type A B S type A B H type (Dimensions are the same for 5/S/ES/H type) A B Valve fixing plan ES type A B A B series line tank line RH type (Dimensions are the same for RH5/RHS type) A B RH type A B RHS type A B A B Valve fixing plan.8 A B RQH type A B RQH type (Dimensions are the same for RQHS type) DWWEBE

33 Working section SDS8 Dimensional data and hydraulic circuit RH5LL type (Dimensions are the same for RHLL type) A B RH5LL type A B Valve fixing plan A B A S type B S type A B Valve fixing plan series line A B tank line DWWEBE 33

34 SDS8 Working section Spools (D/CS/[A]/IM) spool type Double acting, 3 positions, with A and B closed in neutral position A B A B (l/min) 5 Spool metering ype Q in = 6 l/min / (4 US gpm) (on ports) = bar / (45 psi) (in) (IM) spool type Double acting, 3 positions, with A and B open to tank in neutral position 5 (US gpm) 4 A B D CS IM Spool stroke position : + 7 mm (+.8 in) position : - 7 mm (-.8 in) (A) Flow 3 5 =>A=>B=> Stroke (mm) Spool stroke position : + 7 mm (+.8 in) position : - 7 mm (-.8 in) A (AIM) spool type Double acting, 3 positions, with A open to tank in neutral position B (BIM) spool type Double acting, 3 positions, with B open to tank in neutral position HIM spool type Double acting, 3 positions, with A and B partially open to tank in neutral position A B A B A B Spool stroke position : + 7 mm (+.8 in) position : - 7 mm (-.8 in) Spool stroke position : + 7 mm (+.8 in) position : - 7 mm (-.8 in) Spool stroke position : + 7 mm (+.8 in) position : - 7 mm (-.8 in) 3 (3IM) spool type Single acting on A, 3 positions, B plugged; requires G3/4 plug 4 (4IM) spool type Single acting on B, 3 positions, plugged; requires G3/4 plug 8FG spool type Double acting, 3 positions, regenerative circuit in nd position (pos.) with spool out A B A B Spool stroke position : + 7 mm (+.8 in) position : - 7 mm (-.8 in) Spool stroke position : + 7 mm (+.8 in) position : - 7 mm (-.8 in) Spool stroke position : mm (+. in) position : mm (-. in) CSG (CSGH) spool type Double acting with A and B closed in neutral position, B partially connect to tank in pos., A partially connect to tank in pos. (YD) spool type Double acting with A and B closed in neutral position partially connect to tank IMDA spool type Double acting with A and B closed in neutral position, descent control and load check valve without power supply on port A A B A B A B CSG CSGH YD Spool stroke position : + 7 mm (+.8 in) position : - 7 mm (-.8 in) Spool stroke position : + 7 mm (+.8 in) position : - 7 mm (-.8 in) 34 DWWEBE

35 Working section SDS8 Spools 5 (5IM) and 5HFLL spool type Double acting spool with A and B closed in neutral position, 4 positions, with spool in, floating 4 th position (pos.3) A B 3 ype 5 (5IM) Spool stroke position : + 6 mm (+.4 in) position : - 6 mm (-.4 in) position 3: - mm (-.47 in) (l/min) Flow 5 5 Spool metering type 5 Q in = 6 l/min / (4 US gpm) (on ports) = bar / (45 psi) (in) 5 (US gpm) 4 =>A=>B=> Stroke (mm) 3 ressure Spool pressure drop in position 3 - type (US gpm) 5 (bar) 7 (psi) B=> 3 A=> Flow (l/min) 8F spool type Double acting, 3 positions, regenerative circuit in 3 rd position (pos. ) with spool in Spool metering type 8F Q in = 6 l/min / (4 US gpm) (on ports) = bar / (45 psi) ressure drop A B Spool stroke position : mm (+. in) position : mm (-. in) (in) 3 4 (US gpm) 6 (US gpm) 5 7 (l/min) 4 (bar) (psi) B=>A 3 =>A=>B=> 4 =>A Stroke (mm) Flow (l/min) Flow ressure Low leak spools YALL-YCLL-YMLLIM spool type Double acting, 3 positions, with A and B closed in neutral position, A partially connect to tank YMCLL spool type Double acting, 3 positions, with A and B closed in neutral position, with A connected to tank through the notch 5HFLL-5HFLLIM spool type Double acting spool with A and B closed in neutral position, 4 positions, with spool in, floating 4 th position (pos.3) A B A B A B 3 Spool stroke position : + 7 mm (+.8 in) position : - 7 mm (-.8 in) Spool stroke position : + 7 mm (+.8 in) position : - 7 mm (-.8 in) Spool stroke position : mm (+.5 in) position : mm (-.5 in) position 3: -.5 mm (-.49 in) DWWEBE 35

36 SDS8 Working section A side spool positioners With spring return 8 type It s supplied with standard spring D type (see force-stroke diagram) and available with lighter spring C type (8MC code: 5V8). Force-stroke diagram (N) (in) D 6 C 3 (lbf) = wrench Nm (7.3 lbft) Force - C - D Stroke (mm) 8L type As 8 type, for flexible cable control. 8F type With spool stroke adjustment in position ( B) M8 Ø Ø M6 = wrench Nm (7.3 lbft) V Y = wrench Nm (7.3 lbft) Y = wrench 3-4 Nm (7.7 lbft) Z = allen wrench With detent 6.44 type detent in positions neutral, and type detent in positions and 5 type positions, detent in positions and neutral 6 type positions, detent in positions and neutral 5.5 Features Detent and release force... : 8 N (63 lbf) ±% = wrench Nm (7.3 lbft) 36 DWWEBE

37 Working section SDS8 A side spool positioners With detent and spring return to neutral position from either directions 9BZ type detent in position (curve A) BZ type detent in position (curve B) BZ type detent in position and (curves A and B) Detent force-stroke ort B ort A Force 4 (N) -. (-.8) -. Detent area. (.8). BZ kit BZ kit (in) B A 8 4 (lbf) = wrench Nm (4.87 lbft) - Detent area 9BZ kit Stroke (mm) osition - Detent force: 3 N (9. lbf) ± % / Release force: 5 N (48.3 lbf) ± % osition - Detent force: 45 N (3.6 lbf) ± % / Release force: 3 N (67.4 lbf) ± % Solenoid lock device 8K type With spring return and spool electromechanical lock in neutral position; when coil is feeded the spool can be moved. it s possible to obtain further configurations with several A side spool positioners: contact Sales Dept. manual tightening Y = wrench Nm (7.3 lbft) Y = wrench 4-4 Nm (7.7 lbft) Features For BE coil and mating connectors see page 79 DWWEBE 37

38 SDS8 Working section A side spool positioners With microswitch 8MG3 type With spring return in neutral position and microswitch operated in both directions. Also available 8MG (microswitch operated in position ) and 8MG (microswitch operated in position ) configurations; dimension are the same of 8MG3 configuration. It requires MG working section kit. See page 7. 8MG9/MG9 type With double microswitch in position and. It requires MG working section kit. See page 7. 8MG9/MG9(NC/NC) Wrenches and tightening torques = wrench Nm (7.3 lbft) Y = wrench - 4 Nm (7.7 lbft) MG3(NO) Y B A Y Circuit Complete controls Microswitch operation position 8MG position 8MG positions, 8MG3 (NO) 5V86 5V87 5V85 (NC) / / 5V853 Features MICROSWICH Mechanical life... : 5x 5 operations Electrical life (resistive load)... : 5 oper. 7A / 3.5VDC... : 5x 4 oper. A / VDC... : 5x 4 oper. 3A / 8VDC Connector... : ackard Weather-pack Mating connector cod. 5CON not included ositions A B Wrenches and tightening torques = wrench Nm (7.3 lbft) Y = wrench - 4 Nm (7.7 lbft) Features MICROSWICH Mechanical life... : 5 5 operations Electrical life (resistive load)... : 5 oper. 7A / 3.5VDC... : 5x 4 oper. A / VDC... : 5x 4 oper. 3A / 8VDC Connector... : ackard Weather-pack Mating connector cod. 5CON447 not included Dedicated parts ype Code Working section kit for 8MG.. positioners S(MG) H(MG) RH(MG) RQH(MG) H(MG) 5EL83 5EL838B 5EL8357D 5EL8356D 5EL83C Electromagnetic detent 8RMN type = wrench Nm (7.3 lbft) Features Nominal voltage... : -4 VDC (± %) ower rating... : 5. W Resitance... : Ω - VDC -8 Ω - 4VDC Duty cycle... : % Connector... : AM J Unlocking force... : 38N (85.4 lbf) Mating connector cod. W5 not included 38 DWWEBE