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Description
- Size 16
- Component series 2X
- Maximum operating pressure 315 bar
- Maximum flow 320 l/min
Features
- Valve to control position, force, pressure or velocity
- 2-stage servo valve with mechanical or mechanical and electrical feedback
- 1st stage nozzle/flapper plate amplifier
- For subplate mounting: Porting pattern according to ISO 4401
- Dry control motor, no contamination of the solenoid gaps by the hydraulic fluid
- Can also be used as 3-way version
- Wear-free control spool return element
- Control external or with integrated electronics (OBE)
- Valve and integrated control electronics are adjusted and tested
- Pilot oil supply can be changed from internal to external without valve disassembly
- Control sleeve exchangeable
- Filter for 1st stage freely accessible from the outside
Product description
Valves of type 4WS(E)2E... re electrically operated, 2-stage directional servo valves in 4-way version with integrated or external control electronics. They moreover have a mechanical or mechanical and electrical feedback. The porting pattern is designed according to DIN 24 340 form A16. The valves are mainly used to control position, force and velocity.
Type code
| 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | |||
| 16 | - | 2X | / | B | E | V | * |
| 01 | Electrically operated 2-stage servo valve in 4-way version | ||
| For external analog electronics | 4WS2E | ||
| With integrated control electronics | 4WSE2E | ||
| 02 | Mechanical feedback | M | |
| Mechanical and electrical feedback (only available with integrated electronics) | D | ||
| 03 | Size 16 | 16 | |
| 04 | Component series 20 ... 29 (20 ... 29: unchanged installation and connection dimensions) - Size 6 | 2X | |
| Rated flow at 70 bar valve pressure differential | |||
| 05 | 100 l/min | 100 | |
| 150 l/min | 150 | ||
| 200 l/min | 200 | ||
| Coil and/or control data | |||
| 06 | Valves for external control electronics: Coil no. 12 (50 mA / 85 Ω per coil) | 12 | |
| Valve with integrated control electronics: | |||
| Control | Command value ±10 mA/1 kΩ | 8 | |
| Command value ±10 V/≥50 kΩ | 9 | ||
| 07 | Pilot oil supply and return | ||
| Pilot oil supply internal, pilot oil return internal | ET | ||
| External pilot oil supply, internal pilot oil return | T | ||
| 08 | Inlet pressure range to the 1st stage | ||
| 10 … 210 bar | 210 | ||
| 10 … 315 bar | 315 | ||
| Electrical connection | |||
| 09 | Valve for external control electronics: | ||
| Without mating connector, with connector for 4-pole mating connector according to VG 095 342 | K8 | ||
| Valve with integrated control electronics: | |||
| Without mating connector, with connector for 6-pole mating connector according to E DIN 43 563-AM6-3, separate order | K9 | ||
| Control spool overlap | |||
| 10 | 0 ... 0,5% negativ | E | |
| 11 | FKM seals | V | |
| 12 | Further details in the plain text | * | |
Technical data
general
| Type | 4WS(E)2E | ||
| Size | 16 | ||
| Component series | 2X | ||
| Porting pattern | For subplate mounting: Porting pattern according to DIN 24340 form A16 | ||
| Installation position | any – ensure that during start-up of the system, the pilot control is supplied with sufficient pressure (≥10 bar). | ||
| Storage temperature range | °C | -20 … +80 | |
| Ambient temperature range | with OBE | °C | -20 … +60 |
| without OBE | °C | -30 … +70 | |
hydraulic
| Type | 4WS(E)2E | ||
| Maximum operating pressure | bar | 315 | |
electrical
| Type | 4WS(E)2E |
| Size | 16 |
Diagrams/characteristic curves
(measured with HLP46, ϑOil = 40 ±5 °C)
(measured with HLP32, ϑOil =40 ±5 °C)
Downloads
 | 4-way directional servo valve Type 4WS.2E¿ Data Sheet | RE29591 | 2002-06-01 | English | PDF | 399k Product Groups: Directional servo-valves |
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