4WS2EM6-2X/20B11XLET315K17EV-102 - Van servo điều hướng – Rexroth

Tên thiết bị:

Directional Servo Valve 4WS2EM6 - Van servo điều hướng 4WS2EM6

Mã đặt hàng:

4WS2EM6-2X/5B11XLET315K17EV-102  PN: R901506730

4WS2EM6-2X/20B11XLET315K17EV-102  PN: R901467629

Nhà sản xuất:

Rexroth Germany

Nhà cung cấp:

Song Thành Công

General

Type

4WS(E)2EM

Size

6

Component series

2X

Porting pattern

ISO 4401-03-02-0-05

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

Weight (kg)

1.1

Ambient temperature range °C

with OBE

-20 … +60

without OBE

-30 … +100

Hydraulic

Type

4WS(E)2EM

Maximum operating pressure

bar

315

Maximum operating pressure

Anschluss A

bar

315

Port B

bar

315

Port P

bar

315

Return flow pressure

Port T

bar

Pressure peaks < 100, static < 10

Rated flows q_{v nom} at 70 bar valve pressure differential (35 bar/control edge) ¹⁾

l/min

2

Maximum control spool stroke possible ²⁾

%

120 … 170

Hydraulic fluid

see table

Hydraulic fluid temperature range

°C

-30 … +80

preferably

°C

+40 … +50

Maximum admissible degree of contamination of the hydraulic fluid, cleanliness class according to ISO 4406 (c) ³⁾

Class 18/16/13 according to ISO 4406 (c)

Viscosity range

mm²/s

15 … 380

preferably

mm²/s

30 … 45

Feedback system

mechanical

Hysteresis (dither-optimized)

%

≤ 1.5

Range of inversion (dither-optimized)

%

≤ 0.2

Response sensitivity (dither-optimized)

%

≤ 0.2

Pressure amplification with 1 % control spool stroke change (from the hydraulic zero point) ⁴⁾

%

≥ 50

Zero adjustment flow over the entire operating pressure range ⁵⁾

%

≤ 3

Zero shift upon change 

of

Operating pressure 80 … 120 % of p_P

%/100 bar

≤ 2

Return flow pressure 0 … 10 % of p_P

%/bar

≤ 1

Size

6

Protection class according to EN 60529

IP65 (If a suitable and a correctly mounted mating connector are used.)

Type of signal

analog

Inductivity 1)

Serial connection H

1

Parallel connection H

0.25