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SECTIONAL DIRECTIONAL CONTROL VALVE “SERIES 34”

SECTIONAL DIRECTIONAL CONTROL VALVE “SERIES 34”
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SECTIONAL DIRECTIONAL CONTROL VALVE “SERIES 34” - 1

Certificate #02.002.1 ISO 9001:2008 WITH DESIGN 02-08 Page E-9 A B A B A B 34PG1B 34BLFO4SG 34BFT4SB 34BHFT4YR**R** 34TG1 PUMP TANK SECTIONAL DIRECTIONAL CONTROL VALVE “SERIES 34” FEATURES: „h INDIVIDUAL LOAD CHECK built into each section that prevents the load from dropping when the spool is shifted. „h PRECISION GROUND CHROME PLATED SPOOL that assures long life. „h DIAMOND HONED SPOOL BORE provides consistent spool fit with low leakage. „h METERING NOTCHES give smooth control of load. „h ADJUSTABLE HANDLES position handle in any location from 90„a up to 90„a down. „h O’RING PORTS to eliminate leakage. „h SPECIAL MODIFICATIONS are easily made to fit your particular application. „h PARALLEL OR SERIES flow paths are possible. „h ALL SECTIONS & ASSEMBLIES ARE 100% TESTED includes both internal & external leakage tests & flow tests. „h POWER BEYOND CAPABILITY to fit your multi-valve circuits. SPECIFICATIONS: „h 12 gpm (45.4 lpm) Nominal Capacity (see flow chart). „h 3500 psi (241 bar). „h 400 psi (27 bar) max tank pressure. „h 12 sections max (consult factory for more). „h 10 Micron Filtration Recommended. „h Assembly Torque = 85 inch-lbs. (9.6 N m). „h Weight -Inlet/outlet = 6 lbs. (2.7 kg). -Low spool section = 4 lbs. (1.8 kg). -High spool section = 6 lbs. (2.7 kg). „h Port Sizes -Inlet/outlet #10SAE (7/8 – 14). -Work Ports #8SAE (3/4 – 16). MATERIALS: „h Cast Iron Body. „h Hard Chrome Plated Steel Spools „h Buna N O’Rings (standard). „h Stress Proof Steel Handles & Tie Rods „h Delrin Load Check Poppet

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SECTIONAL DIRECTIONAL CONTROL VALVE “SERIES 34” - 2

Directional Control Valves Page E-10 SERIES 34 – GENERAL INFORMATION: The Brand, Series 34 Sectional Directional Control Valves are assembled to meet our customer’s requirements for up to twelve individual applications per assembly. Brand Hydraulics does not charge anything extra for this process and assembly is priced solely on the overall sum of the prices of its components. When assembled in their normal manner the series 34 spool sections are in parallel. When the spools are in neutral position the flow passes by each spool and then onto the tank (outlet) port. If two or more spools are...

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SECTIONAL DIRECTIONAL CONTROL VALVE “SERIES 34” - 3

Directional Control Valves Page E-11 SERIES 34 – GENERAL INFORMATION CONT… OUTLET SECTION – is available end ported (1) which is not convertible to top port, or top ported (2) which is field convertible to end ported. Available machined for power beyond but without power beyond cartridge (A), machined for power beyond and with the power beyond cartridge (B), closed center plug (C) not available with power beyond, and field convertible open to closed center (D) without breaking open the valve stack. ACCESSORY ITEMS – both mid-inlets and mid-outlets are available, both are available as either...

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SECTIONAL DIRECTIONAL CONTROL VALVE “SERIES 34” - 5

Directional Control Valves Page E-13 SPOOL TYPE: T – Tandem center O – Open center M – Tandem with metering (4-way only) SERIES 34 – CREATING A MODEL CODE FOR SERIES 34 CONT… LOW SPOOL SECTION: 34 B F __ __ __ __ __ __ __ HIGH SPOOL SECTION WITH LOCK(S): 3 4 B L __ F __ __ __ __ __ __ __ SPOOL TYPE: T – Tandem center O – Open center M – Tandem with metering (4-way only) TYPE: 3 – Three–way (T spool only) 4 – Four-way OPTION: M – Machined for bolt on option WO – Normally open electric switch (Spring center only) WC – Normally closed electric switch (Spring center only) Z – Cable attachment...

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SECTIONAL DIRECTIONAL CONTROL VALVE “SERIES 34” - 7

Directional Control Valves Page E-15 SERIES 34 – COMPLETE LIST OF OPTIONS AND ACCESSORIES CONT… 34B10…………….. High lift ball spring relief cartridge, set at 1000 psi (69.0 bar), for spool section codes beginning 34BH. (Available in pressure setting increments of 100 psi (6.9 bar), please specify desired setting as per this example). 34BFMIC…………Mid-inlet combined flow. 34BFMIS…….……Mid-inlet split flow. 34BFMOI…….…...Mid- outlet/inlet (flow exits out A port, and is accepted back in at B port). 34BFMOS……….. Mid-outlet split flow. 34BHFMIC……….Mid-inlet, combined flow, with cavities for port...

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SECTIONAL DIRECTIONAL CONTROL VALVE “SERIES 34” - 10

Directional Control Valves Page E-18 VALVE ASSEMBLY ARRANGEMENT: 34A_____________________________________________ PRICE INLET 34PG_______________________________________________________ SPOOL #1 34B________________________________________________________ SPOOL #2 34B________________________________________________________ SPOOL #3 34B________________________________________________________ SPOOL #4 34B________________________________________________________ SPOOL #5 34B________________________________________________________ SPOOL #6...

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