We want to provide you with the best information possible. The a product line combines the experience and technical leadership of vickers in solenoid valves and integrated hydraulics in counterbalance valves into a single source to support mobile solutions. Most rexroth valves are prelubricated, meaning they can operate with or without line lubrication. Download rexroth pump pdf, moog valve pdf, parker valve. Analog amplifiers in eurocard format for installation in 19 rack. They are predominantly employed for closedloop position, draft, pressure and velocity control. The test unit is used for the control and functional testing of proportional and servo valves with integrated electronics.
The test unit is used for the control and for functional testing of proportional and servo valves with integrated electronics. Taking the installation conditions into account a back pressure valve is to be fitted back. Used in closed loop control system applications, rexroth directional servo valve 4wse3e has the highest dynamic response for intelligent hydraulics systems. You may enter the range of products via technologies, products az or product categories. Our portfolio includes proportional directional valves, proportional pressure valves, proportional flow valves, highresponse valves, servo valves and complemented by the valve accessories. With the appropriate system feedback and controller design, rexroth hydraulic servo valves.
The gs valves are direct functionaldimensional replacements for the previous ga series. Because of their high dynamics they are used predominantly for the closedloop controls of position, force or pressure, and velocity. Selecting proportional valves and higgph response valves. Construction spool type valve, pilot operated actuation servo solenoid directional control valve ng6 obe, with position controller for pilot valve and main stage type of mounting subplate, mounting hole configuration ng10. Eaton is a global leader in the screwin cartridge valve market. Hw proportional control, hydraulic, mechanical servo. Hand, foot or mechanically operated, these valves control both pressure and flow of air. Particularly with proportional valves, a 10 bar drop is not sufficient for many applications, the loop drop is a reference value to measure flow capability, since proportional and servo valves are. The valve is basically comprised of housing 1, handknob 2, orifice 3. Hydraulex is a family of attica hydraulic exchange, flint hydrostatics, hydraulic repair and design and metaris hydraulics. Rexroth pump and motor spare parts repair engineering.
Flow control valve model 2 frm is a pressure compensated, 2way flow control valve. It is composed mainly by the body, knob, the throttle valve, the pressure compensator, and the set according to the needs of the one way valve. Our portfolio includes proportional directional valves, proportional pressure valves, proportional flow valves, highresponse valves, servovalves and complemented by the valve accessories. What is meant by the designation h in 4wrpeh valves. Generally, the valves consist of housing 1, orifice bush 2, pressure compensator 3 with optional stroke. Manuals include literature not categorized as a product catalog or brochure. Rexroth cylinders are character ized by high quality and innovative concepts such as precisely guided piston rods in conjunction with advanced sealing technology, self adjusting end position cushioning and safety bleeding. Every one of our rexroth valve repairs are tested and assured that once they reach our customers facility they are ready to go, reducing the amount of down time.
Test unit for servoproportional valves that are fitted with integrated electronics type vtvet1, series 1x to catalogue sheet re 29 685. Eaton twostage, fourway, flapper nozzle servo valves provide closed loop control. Bosch rexroth is the markets leading industrial hydraulics provider, offering the worlds largest range of highquality proportional and hydraulic servo valves. Our hydraulics eshop covers products for all application areas for hydraulics. Hyquip supply the entire range of prefill valves by bosch rexroth for use on a wide range of industrial manufacturing applications.
Bosch rexroth proportional directional valves can be used as pressure valves and flow control valves with their integrated electronics obe they reduce wiring and simplify handling whilst providing exact reproducing and a low manufacturing tolerance at the same time. Bosch rexroth hydraulic servo valves lead in controlling pressure, flow or position. Rexroth 2frm5, 2frm6, 2fm10, 2frm16 flow control valve. These valves consist of an electromechanical governor torque. Pneumatic directional control valves plugin valves fieldbus solutions a wide range of plugin 4way valves combine with flexible fieldbus solutions to set rexroth apart from the competition. Servo hydraulic valve test box manual the servo group. Bosch rexroth product area 2 compact hydraulics ch proposes a wide range of hydraulic components for. Pdf mechatronic design of digital hydraulic micro valve.
Ng10, 25, 27 ng16 the pilot valve can be supplied both via ports x and y. Proportional directional valve, direct operated, with electrical position feedback and integrated electronics obe 4wree3x. With our combined expertise, capabilities, and inventories we have the largest offering in the industry of remanufactured, aftermarket, and oem hydraulic components and parts. Hydraulic solenoid for hydraulic explosiveproof valve under flameproof exd i mb environment and flameproof exd ii ct4 explosive gas. The customer will be able to use their original amplifier. Electrohydraulic type weh hydraulic type wh for subplate mounting porting pattern to iso 4401 and nfpa t3. Under the brand name of rexroth the company supplies more than 500,000 customers with tailored solutions for driving, controlling and moving. To control this valve an external electronic control servo amplifier is used, which amplifies the input signal to a level required for the output signal to the valve. With this so the valve has coils which have the same current rating 1. Hydraulic solenoid 12v, 24v hydraulic solenoid coil ac. News discussion on backhoe loader technology development in the world 4. There is nothing more important that getting our clients rexroth repairs done quickly and with the highest quality demand standard.
Servo valve for the closed loop control of position, force and velocity two stage modular design for easy maintenance 1st stage is a flappernozzle design mounts on standard iso 44015, nfpa t3. Proportional valve without feedback 4wra direct operated estimate pressure drop required across valve system pressure load pressure other pressure drops find target flow atfind target flow at 90% command, compare90% command, compare pcurve withabovewith above avoid high valve p above 50% system pressure dropped in valve can cause rotational forces on proportional spool. Valves of this type are electrically operated, 2stage servo directional control valves with a mounting hole configuration to iso 44010505005. Plug, iso 6952, form b can be assembled into blocks single solenoid, double solenoid atex optional.
The following is a list of the latest product catalogs from mobile hydraulics. Assembly technology manuals and product updates manuals include literature not categorized as a product catalog or brochure. It is suitable for testing valves with an operating voltage of 15 v or 24 v. Operated on one side, 44 failsafe position in switchedoff condition. The rexroth type h controlair valves are a family of pneumatic pressure regulating, directional valves. Hydraulic valve repair hydraulic valves can be a costly component to replace with lead times from manufacturers unsatisfactory. They are used to maintain a constant flow, mostly independent of pressure and temperature. Servo hydraulic valve test box manual the servo group hydraulic valve test box manual. A pilotair, blocktype and panel mounted valves the rexroth a pilotair valves are blocktype and panelmounted poppettype directional valves which open, close or vent an air circuit. The output flow of the pump is infinitely variable between 0 and 100%, proportional to the swivel angle of the control lever. These are typically released and posted online when a change or update is made to a. A detailed model of a high power servomechanism containing a threestage nonlinear electro hydraulic proportional servo valve was designed by simulation, taking into account the real geometry of. Data sheets re29035 4wrpeh 6 and re 29025 4wrpe 6 are attached for comparison. Our knowledge and expertise is invaluable in assisting your company with old and new series bosch rexroth servo and proportional valve repairs, as well as any of the standard directional, flow and pressure control valve repair and replacement needs.
The test unit is used to control and functionally test servo proportional valves with integrated electronics. Reman valves provide you a much more costeffective solution. Directional control valves bosch rexroth corporation hydraulics. The 2 position valves are however only fitted with either solenoid a 5 or solenoid b 6. Kbfdtg4v5, 12 series proportional directional valves. Hydraulic directional valves rexroth solenoid operated directional poppet valves 1. The ramps can be controlled by external voltage signals. Valve housing with control spool and sleeve in servo. Product updates, also known as product bulletins, provide new and uptodate product information.
See technical data for details on switchoff behavior. The pq amplifier is comprised of a base card with front panel containing the valve amplifier for 4wrph6 with closed loop pressure controller. Highresponse directional valve, direct operated, with control spool and sleeve in servo quality. They only perform their function in an active, closed control loop. Size i valves are now gt series, and are direct functionaldimensional replacements. This is an important consideration when designing and applying these valve models.
This is where we come in our valve departments have the technical expertise and necessary equipment to repair and remanufacture hydraulic valves at a substantial cost savings compared to new. A feedback lever connected to the stroking piston maintains the pump flow for any given position of the control lever. Electric position feedback and integrated electronics obe, calibrated in the factory. It is suitable for testing valves that have an operating voltage 15 v or 24 v. Engineering technology services ets specializes in bosch rexroth pump and motor repair services as well as bosch rexroth spare parts such as proportional and servo valve parts. Only trained and competent personnel may carry out any work on bosch rexroth oil control valves. Ets uses the latest test stand technology to ensure our customers will receive quality remanufactured bosh rexroth pump and motor units available. With their integrated electronics obe they reduce the required wiring and simplify the handling while at the same time providing exact reproducibility and a low manufacturing tolerance. Get the best deals on rexroth directional control valves when you shop the largest online selection at. Besides entire pumps, drives and cylinders, the hydraulics eshop also offers accessories like onoff valves, proportional servo valves, accumulators, filters, manifolds and plates.
Hyquip supply the entire range of bosch rexroth 2way flow control valves type 2frm 6. The poppettype directional valve is ideal for frequent usage because of its ease of operation. It is used to maintain constant actuator speed, independent of pressure and temperature. Rexroth are characterized by a high practical relevance and are tailored to the training courses and training systems. The servo group servo hydraulic valve repair, servo motor repair, indramat drive repair, rexroth drive repair. One of bosch rexroths significant focus areas is driving industry 4. The h identifies a control spoolsleeve configuration like a servo valve, in. Depending on the specific application, several types of amplifiers are available.
With their integrated electronics obe they reduce the required wiring and simplify the handling while at the same time providing exact reproducibility and. Welcome enquiry us if you interested in rexroth valve 4wrke or any other rexroth proportional valves and servo valves. Versatile three and fourway pressure regulating valves or a combs nation of pressure regulating and nonregulating threeway valves. Pdf designing the controller of a servo valve by simulation. Test unit for proportional and servo valves with integrated control electronics type vtvet1, series 1x to catalogue sheet re 29 685. Also, there are various special ceram valves which have old part numbers that begin with p such as p 0694301. Rts2stv is suitable for controlling servo solenoid pilot operated twostage valves. Various hydraulic solenoids for hydraulic proportional valves, overflow valves, and servo valves, etc. Connected hydraulics will leverage the power and intelligence of bosch rexroth s advanced hydraulics technology to break through limits and set new benchmarks for performance, functionality and lifetime. This paper shows that it is possible to implement valve assembly having 128 miniaturized valves, such that it can be installed instead of traditional cetop3 servo or proportional valve. We 6 series directional control valves are solenoid operated directional spool valves, these valves are used to the start, stop and direct flow. A manual typically gives stepbystep instructions about many of rexroth products and is very helpful when working with our products. Proportional, highresponse and servo valves bosch rexroth. Model 4wse, integrated electronics to control this valve, a specially tuned electronic control 16 is.
Rexroth proportional valve 4wrke heash technique b. Directional servo valves are hydraulically pilot operated 2stage or 3stage directional valves. Bosch rexroth 2way flow control valves 2frm 6 hyquip. Ets has over 25 years of sales and service experience with the bosch rexroth group in the u. Rexroth directional servo valve 4wse3e rexroth directional servo valve 4wse3e descriptions. Technical data 33way 44way size 6 spool type series 5050 6060solenoid coils with thread connection no codewith spring return owithout spring return. Directional spool valves, direct operated, dimensions 18 with. Electrohydraulic servo valve is a key component in electrohydraulic servo control 20170627 special discount rexroth hydraulic components welcome inquiry us for the following special discount and stock rexroth hydraulic componnets.
Rexroth analog amplifier of proportional valves vt50xx. Rexroth proportional valve 4wrpeh heash technique b. Rexroth 2frm5, 2frm6, 2fm10, 2frm16 flow control valve is a twoway flow control the valve speed adjustment valve, is used to maintain a constant flow rate, free from pressure and temperature. Progress fluid proportional valve rexroth bosch group duration. When used with the appropriate servo solenoid valves and pressure sensors, this unit can be employed for controlling flow and pressure in a closedloop control circuit. Omit for models without integral amplifier 3 feedback arrangement f spool position 4 control type d directional valve t. Discussion on backhoe loader technology development in the world 3. W industrial hydraulics bosch rexroth ag 714 valve with external trigger electronics standard with ramps, re 30048 circuit diagrampin assignment. Hydraulic valve repair, bosch, continental, denison, parker. Setup the 4wrpeh highresponse valve mainly consists of. Mannesman rexroth servo valve 4wrde 10 v50l52, 214 wrde 1052v.
Proportional pressure reducing valve of 3way design types. If environmental conditions warrant its use then the 4wrae on board electronics version can be considered as a replacement. Onoff valves 36 valves 41 valves 47 valves 57 valves 61 valves logic elements 64 valves proportional, highresponse and servo valves 66, 86 valves 72 valves 80. Multidisciplinary knowhow is the basis for innovative solutions that are used as components or customized systems. Area of application in accordance with the explosion protection directive 201434eu. A plug 8 is fitted in place of the second solenoid.
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