- Integrated electronics de-energize the solenoid in case of supply voltage failure or cable break, - Automatic pressure control on the same level in the control chambers (10 and 11) by the pilot control valve, - In case of pressure supply failure, centering of the main stage control spool by centering spring (9), - Central position of the main stage control spool (2). If safety requirements are needed, the supply voltage of the valve must be safely disconnected based on the, Depending on the application and the requirements of work equipment-specific standards according to EN 13849-1, the user must provide appropriate monitoring/plausibility checks which comply with the required. Bosch Rexroth is the right choice for advanced hydraulic control valves used in demanding hydraulic system applications. With control spool symbols E, E1-, W6- and W8-, the centering spring (9) sets the main stage control spool (2) in central position, control spools V- and V1 are switched to the preferred direction P to B and A to T in a tolerance range of 1% to a maximum of 11% of the control spool stroke.
Assuming all NFPA -D03 directional valve solenoids "push", and Do Rexroth directional valves follow the same methodology as Parker & ... Answer: "Rexroth" follows the ISO standard, where solenoid identification is by proximity to an actuator fluid port; therefore the "A" solenoid resides towards the "A" port. At Bosch Rexroth, we offer the largest range of on/off, logic, safety and pressure other hydraulic valves—wider than any competitor’s—for all types of applications.
The valve meets the requirements of a secure start inhibitor according to EN 60204, stop category 0. - The zero point has been adjusted at the factory.
0532xxxxxx In-line Pressure Control Valves 0533xxxxxx In-line Flow Control Valves 081100xxxx Modular Check Valves (GmbH) 081102xxxx Modular P.O. The acceleration forces occurring in this connection may cause machine damage.
If the fixedly set switching points are exceeded, the deviation from the zero position is monitored within the control spool overlap (see "Accessories"). Bosch Rexroth logic valves increase flexibility. - Failure of the supply voltage will lead to an abrupt standstill of the control axis. Genuine Bosch Rexroth hydraulic pumps, motors, valves and other parts. Order spikes can cause temporary extended lead times. R901126871. From isolator and pressure valves to flow control and directional cartridge valves, you will find exactly what you need to achieve an optimal solution.
Flow and pressure rates from 4000 PSI to 5000 PSI and 21 GPM to 32 GPM cover a wide range of applications. Plug screw M10 x 1 according to DIN 906, wrench size 5 – pilot oil return, 5. Recommended for use outside industry-standard conditions with high ambient air humidity and significant cyclic temperature changes (e. g. outdoors). HEASH is your nice partner in resource of hydraulics and electronics. - The PG fitting (12) must not be opened. How all this mistakens idea of denouncing pleasures and praising pain was born and I will give you a completed by account of the system, and expound. Enter your inquiry details, We will reply you in 24 hours. Check Valves (GmbH) 08113xxxxx Modular Throttle Valves (GmbH) 081132xxxx Modular Throttle/Check Valves (GmbH) 9810161xxx or 7472857xxx Modular Valves made in France (NG6/D03 and NG10/D05) Directional valves type WE are solenoid operated directional spool valves. Main stage housing cover (opposite the OBE), Pilot oil supply external: 2, 3, 5 closed. In the subplate, ports X and Y are to be closed.
... NFP ID. The pilot oil is directly returned to channel T of the main valve (internally).
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Solenoid operated directional spool valves. At Bosch Rexroth, we are the global leader in the design and manufacture of hydraulic control valves for industrial and mobile applications. Log In Cart $0.00 Checkout. With this version, the pilot oil is supplied from channel P of the main valve (internally). They control the start, stop, and direction of a flow.
Not in stock SCREW-IN CARTRIDGE VALVE Brand Name. Log In. © Bosch Rexroth Corporation 2014-2020, all rights reserved, Electric Drives & Controls Service Center, Electric Drives and Controls Training Systems, Lean Production & Automation Insights Kit, LC+LFA - Logic valves for direction functions, LC+LFA - Logic valves for pressure functions, Electrical connection as individual or central connection, Optional spool position monitoring (RE 24830). Plug screw M10 x 1 according DIN 906, wrench size 5 – pilot oil supply, 6. The new Bosch Rexroth valve series featuring ISO 7368 standardized cavities carries the principle of modular design over to hydraulics. Mechanical adjustment of the adjustment nut located below is prohibited and damages the valve. The valve basically consists of 3 main assemblies: - Housing (1) with main stage control spool (2) and optional spool position monitoring (13), - Integrated electronics (optionally with electronics protection membrane (14)) with inductive position transducer (3) of the main stage, - Pilot control valve (4) with control spool/socket unit (5), inductive position transducer (6) and pressure feed back for central position of the main stage control spool (2), - With de-energized proportional solenoids (7; 8) central position of the main stage control spool (2) due to centering spring (9) and pressure feed back, - Control of the main stage control spool (2) via the pilot control valve (4) → the main stage control spool (2) is positioned in a regulated manner, - Controlling the control spool of the pilot control valve (4) by changing the solenoid force of the proportional solenoids (7; 8), - Connection of the command and actual values in the integrated electronics, - Pilot oil supply to the pilot control valve internally via port P or externally via port X Pilot oil return internally via port T or externally via Y to the tank, - With a command value of 0 V, the electronics control the main stage control spool (2) in central position. R933000009. The electrical connection is implemented separately via a 4-pole connector M12x1 with two pins for signal output and two pins for voltage supply.
Download: Data of Sheet of 4WRTE Series. Item. The valve can be used in safety-related two-channel applications (category 3, PL d and category 4, PL e according to EN 13849-1) as switch-off element for one channel. REXROTH Type Code of 4WRTE Series . The spool positions of the main stage control spool (2) are detected by the inductive position switch (13) and displayed via two switching outputs with a preset logic.
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Find start-up and maintenance documents, mating connectors, and more for standard valves, Home > Home > Products > Product Groups > Industrial Hydraulics > Topics > On/Off Valves, © Bosch Rexroth Corporation 2014-2020, all rights reserved, Electric Drives & Controls Service Center, Electric Drives and Controls Training Systems, Lean Production & Automation Insights Kit. Rexroth Proportional Valve 4WRTE Description.
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