Again the orientation of the butterfly determines the flowrate. Hydac proportional valves are electronically actuated valves for which the output value pressure or flow is changed at the same ratio as the inlet value. Applicazioni principali main applications gru settore mobile macchine forestali compattatori piattaforme aereepompe per calcestruzzoscarrabili piccole gru da camion camion di servizio cranes for mobile applicationsforestry machinescompactorsaerial platforms concrete pumps hook and skip loaders small lorry cranesservice trucks caratteristiche tecnichetechnical specifications hcmv99hcmv99. Walvoil directional valves, cartridge valves, proportional. Simple, compact and heavy duty designed monoblock valves from 1 to 7 sections for open and closed centre hydraulic systems. Type y free flow gallery parallel circuit check valve on each section manual, hydraulic, proportional electrohydraulic and pneumatic controls. Walvoil manufacture hydraulic valves of all kinds for many applications. Valves common types butterfly valves butterfly valves use a similar principle to ball valves.
Dlm140 is the load sensing configuration of sdm140 valve and shows the same performance, versatility and configurations. Walvoil proportional valves hyspecs hydraulic nz shop. A26 additional product information available on request april 2004 the above with cylinder spool, spring centered, open circuit and relief valve. However, instead of a ball mounted in the valve body a circular disc called a butterfly because the two half. Proportional controls hydraulic valves and parts dta. Port p, a, b 315 bar 4500 psi port t 35 bar 500 psi min. Hydraulic supply company is a leading distributor of walvoil products. Walvoil 3 port cam operated diverter 12 2 position spring return. Elements for the control of energy and other control in fluid power system are generally called valves.
Walvoil sd5, sd105 and sdm110 monoblock valves hydraulics. Bosch rexroth proportional and servo valves hydraulics. H available manual, pneumatic, hydraulic, electrohydraulic and remote with flexible. Proportional directional control valves series dfh and dfm parker hannifin corporation hydraulic valve division elyria, ohio, usa interface wiring power supply 24 vdc nominal 2. Control electronics and proportionally designed solenoids are required for actuation. Proportional directional valves hydac proportional directional valves are spool valves which continuously influence the path of a flowing medium depending on the electrical current. Simple, compact and heavy duty designed sectional valve from 1 to 12 sections. Hydraulic proportional valves proportional control valves, or electro proportional valves, provide variable control of flow, pressure, or direction, in response to a electric input signal. Hydac proportional directional valves are spool valves which continuously influence the path of a flowing medium depending on the electrical current.
Electro proportional cartridge valves applications sun electrically operated proportional pressure and flow control valves offer infinite proportional control in both pilot capacity and full flow capacity size ranges. The simplest type of proportional hydraulic valve is a variable throttle controlled by a manual lever. What is a proportional control valve and why you need it. Walvoil offers monoblock, sectional and proportional valves with many options. The valve is available with manual, hydraulic remote, pneumatic. Headquarters direzione e coordinamento interpump group spa via adige d 42124 reggio emilia italy tel. Walvoils dpx series perfect for mobile applications crossco. We internally develop all of our expertise in electrohydraulics and simulate. Fitted with manual, pneumatic, proportional hydraulic and onoff solenoid control. Walvoil fvl170011012 fvl series valve handle, steel, zinc. By using pvg loadsensing technology in combination with a. Walvoil mobile valves monoblock valve sd4 exporter from. Proportional directional control valves series dfh and dfm bulletin hy142599m1us 2599m1.
Electroproportional valves hydraulic cartridge valves. Walvoil hydraulic valves including check valves, back. Walvoil sd5, sd105 and sdm110 monoblock valves the versatility of the walvoil sd5, sd105 and sdm110 monoblock valves provide the perfect control for many applications including. They are adjusted electrically and actuated by proportional solenoids rather to the. These stackable valves are used for systems with constant. Digital axis card with driver functionality for directional proportional valves with one or two lvdt transducers, with optional fieldbus and pq control, dinrail format en60715. Available in 3 way, 4 way and 6 way and 8 way diverter valves are suitable to intercept and divert the flow on hydraulic systems, wherever a movement sequence, a safety device or a control selection of different actuators is. This family of valves provides exceptional controllability, efficiency and flexibility for applications requiring up to 160 imin 42 us gpm flow rates. Bosch rexroth proportional, high response servo valves are used as directional valves, pressure valves and flow control valves. The dpx series control valves adds the benefit of flow sharing technology to the standard load. Control components in hydraulic system one of the most important functions in any fluid power system is control. Load sense signal connections on every working section. The versatility of the walvoil sd5, sd105 and sdm110 monoblock valves provide the perfect control for many applications including. Valves index front end loader valve walvoil sdm 143 front end loader valve walvoil dlm 142 monoblock control valve walvoil sd5 monoblock control valve walvoil sd11.
This family of valves provides exceptional controllability. Proportional hydraulic valves are able to control the opening to flow proportionally instead of gradually, as is the case for most standard hydraulic valves. Electroproportional cartridge valves sun hydraulics. If control components are not properly selected, the entire system will fail to deliver the. H fitted with a main pressure relief valve and a load check valve. Vhs hydraulics supplies a wide range of walvoil hydraulic valves and complete mechatronic systems for mobile equipment, industrial vehicles, construction, agricultural machines and lifting, transport equipment and more. Walvoil has over 40 years of history and its products are recognized worldwide for their quality and performance. Walvoil proportional valves hyspecs hydraulic au shop. The valve is available with manual, cable, hydraulic remote, pneumatic, electrohydraulic and. The valve is available with manual, direct electric, hydraulic remote. Walvoil mobile valves monoblock valve sd4 exporter.
Closed center circuit and proportional hydraulic control. Proportional valves and electronic components hydrocontrol. Directional valves controlling the flow direction and thus the direction of movement or rotation of hydraulic actuators directional seat valves or spool valves, direct operated or pilot operated. What makes atos unique and different is the human value, 700 professionals sharing a common vision with great passion, setting new standards for the market through innovation and creativity. Proportional valves control and vary pressure, flow, direction, acceleration and deceleration from a remote position.
Designed and built to meet the unique needs of even. Hydraulic proportional valves, proportional control valve. H optional power beyonf port only for parallel circuit. Walvoil sd8 series 21 gpm nominal flow rating, to 4600 psi.
Fitted with a main pressure relief valve and a load check valve. Load sensing valves dls7 walvoil the dls7 is a sectional valve designed for systems with fixed displacement pumps open centre version, or variable displacement pumps closed centre version. Proportional flow regulators, pressure compensated. Working sections with internal pilot and drain lines. Walvoil is a leading global manufacturer of hydraulic valves and complete mechatronic systems designed for mobile equipment. Service valves page 48 port relief valves, pilot check valves, antishockvalves,anticavitationvalves and combined. Pvg 32 proportional valves see how to maximize flexibility.
Proportional hydraulic valves are able to control the opening to flow proportionally instead of gradually, as is the case for most standard. In case of need to include manualhydraulicelectric control sections between 2. Proportional valves hydrocontrol pdf catalogs technical. This control valve guarantees the best result in terms of control and movement precision for all applications and has been specially studied for. The walvoil dpx series is a family of openclosed center postpressure compensated sectional valves designed specifically for mobile applications. Proportional hydraulic control type 8im and rotative control type r. Applicazioni principali main applications gru settore mobile macchine forestali compattatori piattaforme aereepompe per calcestruzzoscarrabili piccole gru da camion camion di servizio cranes for mobile. This unit is an electrohydraulic, proportional, screw in cartridge style, pilot operated, sliding spool type, high pressure reducing and relieving control valve. Walvoil, oriented to a continuous improvement, reserves the right to discontinue, modify or revise the specifications, without notice. Proportional flow control valves, 3port with load sense. Walvoil pearson hydraulics ltd offers walvoil who are one of europes premier valve manufacturers with a complete range of monoblock and bankable valves with a vast range of controls. We believe in the value of technology and we focus every day on innovation. Just as it is true in the hydrovalve sector, hydac offers here pressure relief, pressure reducing. Mounting of a faber com proportional actuator block on a.
Internal filter on electroproportional valves pilot line. Indiana distributor of walvoil hydraulic products including walvoil monoblock valves, frontend loader valves, loadsensing valves, diverter valves, walvoil sectional valves. Proportional control valves, or electroproportional valves, provide variable control of flow, pressure, or direction, in response to a electric input signal. Walvoil valves, hydraulic valves, proportional valves. Walvoil hydraulic valves and complete mechatronic systems. Available manual, pneumatic, electrohydraulic, proportional hydraulic, spool. Fabercom retrofit kits can be directly installed on the rear of the control valve, allowing a precise mounting. Advanced electronic control can be achieved with our pve electrohydraulic actuators. Shop proportional directional control valves at applied.
Designed and built to meet the unique needs of even the most demanding customers, we offer numerous models with a range of sizes, performance characteristics. They offer the convenience of remote controllability, varying capacities, and the t8a control concept. Proportional valves shipped worldwide hydraulics online. They are adjusted electrically and actuated by proportional solenoids rather to the input signal, and provide moderately accurate control of hydraulic fluid. If control components are not properly selected, the entire system will fail to deliver the required output. Walvoil ced400x ecu 4 proportional functions 8 x 2a outputs. Fps can provide both new and obsolete hydraulic proportional valves. All specifications of this catalogue refers to the standard product at this date. Electroproportional cartridge valves applications sun electrically operated proportional pressure and flow control valves offer infinite proportional control in both pilot capacity and full flow capacity size. Walvoil ced400x ecu 4 proportional functions 8 x 2a outputs v29.
Proportional load sensing valves dpc walvoil nominal flow rating 150 lmin. Different kind of manual and hydraulic remote controls. Jun 09, 2017 how it works hydraulic proportional valve. No matter which combination of valves is specified, the compact, external dimensions of the valve remain unchanged. Simple, compact and heavy duty designed monoblock valves from 1. Simple, compact and heavy duty designed monoblock valves from 1 to 6 sections for open and closed centre hydraulic systems. Hcmv99 hcmv9906 introduction universal products and solutions for lifting applications hcmv99 is the new load sensing control valve with electro proportional actuation from di hydrocontrol s. Exporter of walvoil mobile valves monoblock valve sd4, monoblock valve sd14, monoblock valve sd5 and monoblock valve sd11 offered by coimbatore aeration accessories, coimbatore, tamil nadu. With the newest products introduced into walvoil s production, we have intended to start a new chapter in the research of specific products, investing resources and developing an important experience in the use of electronics applied to hydraulics. They reduce the required wiring and simplify handling, with their integrated. However, instead of a ball mounted in the valve body a circular disc called a butterfly because the two half circles around the vertical shaft appear like wings. Hcmv99 hcmv9906 introduction universal products and solutions for lifting applications hcmv99 is the new load sensing control valve with electroproportional actuation from di hydrocontrol. Valves can be provided as new oem, new aftermarket and remanufactured.
Valves index front end loader valve walvoil sdm 143. Walvoil, oriented to a continuous improvement, reserves the right to discontinue, modify or. Hydraulic proportional valves, proportional control valve youli. Products which are tested a lot more for every application are available for use in the sector of agricultural machines, industrial. This unit is an electrohydraulic, proportional, screw in cartridge style, pilot operated, sliding spool type, high pressure relief.
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