The normallyclosed, directacting 2 way directional cartridge with external drain is a pilot unloading valve used to sense pressure in one circuit to switch or unload a valve in a different circuit. Eaton vickers proportional directional valves feature superior reliability and durability. The hydraulic distributor 35s is a monoblock distributor with manual control. You agree to our use of cookies by closing this message box or continuing to use our site. When pressure at port 1 exceeds the setting of the valve, the spool shifts to connect port 2 to port 3. The range of enerpac high pressure hydraulic valves allows for direct pump mounting, remote mounting, manual or solenoid actuation, and inline installation, giving you flexible solutions to control your hydraulic system. These valves conform to nfpas d10, cetop 10 mounting pattern. What is the function of a directional control valve. Flex series 2 way, 2 stage, solenoidoperated directional poppet valve with reverse flow check flow 2 1, 3000 psi 210 bar dfbd. We use cookies for our website analytics and to improve our site.
The directional valve basically comprises of the housing 1, the solenoid 2, the hardened valve system 3 as well as the. The manual override allows for the the switching of the valve without solenoid energization. The atrest box or the normal condition is the one with the flow lines going to and from it. Page 2 aventics technical information material housing aluminum seals acrylonitrile butadiene rubber dimensions. They control the start, stop and direction of flow with the additional option of adjusting the spool switching time. It is available in concealed ver sion n9 5 or in screwable version. Catalog hy142500us directional control valves technical. Cetop 2 solenoid operated directional control valves. Proportional directional spool valve type psl and psv. Cetop 2 solenoid operated directional control valves page 2.
For latest information, pdf catalogs and operation manuals solenoid pilot operated directional control valve features adoption of the shockless spool enables smooth reversal and stopping of the load. Returning the valve spool to the center position again blocks all flow. The cross series directional valves provide optimum versatility due to the many standard and optional features. For two types of manually operated directional valves, dmt and dmt, only petroleum base oils and polyol ester type fluids are available. Catalog hy142502us directional control valves a 2502a6. 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. K v c 2 2 k threaded connections m12x1,5 no designation. It provides a flow path from the pump to the cylinders and a return path from the cylinders to the fluid reservoir. These directional valves basically consist of the housing 1, one or two solenoids 2, the control spool 3, as well as one or two return springs 4. Thus, what is known as 2 way, 2 position directional valve in the u. The valve is used mainly to direct flow to actuators. We10l5x directional valves are solenoid operated directional spool valves. Lc04z 43 4 2 directional valves functional description functional description 7542 346 5 67 tapbt type l5010 the solenoid operated valves type l 5010 provide 3way or 4way.
With three performance levels to choose from, youre sure to find a valve perfectly matched to your application. An optional manual override 9 allows pilot spool 10 to be moved without energization of the solenoid. On the right hand side you can see the basic position of a normally closed 32way valve. Operation series d101 directional valves consist of a 5chamber style main body, a case hardened sliding spool, and a pilot valve or pilot operators hydraulic or pneumatic. The dsg01 50 series solenoid operated directional valve comes with two basic models. On the right hand side you can see the basic position of a normally closed 3 2 way valve. Visiodraft eice10010 dsg01 series solenoid operated. Pneumatics catalog, online pdf, as of 20170331, aventics s. The number before the slash identifies the number of ports, and the second number refers to the number of positions.
Section 2 solenoid directional control valves cross hydraulics. Schematic shows simple circuit to control cylinder extension and retraction using a 4port, 3position spool valve. Sd1ea2 22 directional valve, solenoid operated, poppet. It has one way for pump p, one for reservoir r or tank t and two for the inlet to the actuator. Depending on the type, the valve is equipped with at least two return springs 3 and with one or two pole tubes 4 and solenoid coils 5 each. Dsg01 series solenoid operated directional valves 18 solenoid operated directional valves, dsg01 series wide range of modelschoose the optimum valve to meet needs from a large selection available. Following are schematic symbols for commonly used directional control valves. In reality, a relief valve would be provided between the pump and directional valve.
Iso schemes of directional control valves page 2 hafnerpneumatik kramer kg, stammheimerstra. They are available in 2 or 3position styles and are manifold mounted. Tap tap 6 1 5 2 3 11 4 7 5 1 7 11 a 414 bosch rexroth ag hydraulics m. When the inlet is blocked in the atrest condition, as shown in figure 81, it is referred to as normally closed nc. The optimum valve for any system can be utilized since many. Sew is a directional seat valve with solenoid actuation. Directional control valve 3 general information the cv 300 is a modular monoblock valve which is available in 1 to 4 and 6 sections, with the option of additional spool functions by using a high pressure carryover. Symbol description list price lc04za11a single solenoid spring offset 2 position 4 way p to a, b to t in neutral lc04za2. Direct operated directional spool valve with solenoid actua tion in heavyduty design. Directional control valves are designed and manufactured for safe operation up to 10,000 psi. Feb 11, 2014 using a 5 2 valve to drive a double acting cylinder with individual exhaust.
Chapter 5 schemes of directional control valves isosymbols. Electrohydraulic type weh hydraulic type wh for subplate mounting porting pattern to iso 4401 and nfpa t3. Balanced spools are selectfit for minimum leakage and load holding checks prevent load drop when shifting. They are available in 2 or 3position styles and are manifold. Proportional directional valves industrial hydraulic valves. This model is best suited to integration into european safety standard ce. Goto product focused delivery times are available only for the quantities and if applicable, the preferred options listed for the product. For latest information, pdf catalogs and operation manuals pilot operated directional control valve features these directional control valves enable switching of the direction of flow of the fluid by operating the spool with the hydraulic pilot valve. For over years, eaton brands have provided its customers with. A water faucet allows flow or stops flow by manual control. Differences in hydraulic and pneumatic directional control valves duration. Waterglycol fluids cannot be used for two types of solenoid operated poppet type twoway valves. Chapter 5 schemes of directional control valves iso. A singleacting cylinder needs supply to and exhaust.
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