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Filtration Equipment Servo Valve Electro Hydraulic Servo Valve High Pressure Servo Valve

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Product Details
Customization: Available
Temperature: Ordinary Temperature
Certification: ISO9001
Shipping
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Platform-assisted dispute resolution, including refunds or returns when applicable.
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  • Filtration Equipment Servo Valve Electro Hydraulic Servo Valve High Pressure Servo Valve
  • Filtration Equipment Servo Valve Electro Hydraulic Servo Valve High Pressure Servo Valve
  • Filtration Equipment Servo Valve Electro Hydraulic Servo Valve High Pressure Servo Valve
  • Filtration Equipment Servo Valve Electro Hydraulic Servo Valve High Pressure Servo Valve
  • Filtration Equipment Servo Valve Electro Hydraulic Servo Valve High Pressure Servo Valve
  • Filtration Equipment Servo Valve Electro Hydraulic Servo Valve High Pressure Servo Valve
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Basic Info.

Model NO.
SFL218
Media
Oil
Standard
Standard
Connection Mode
External Thread
Power
Hydraulic
Material
Aluminium
Type
Self-Operated
Working Pressure
21MPa
Transport Package
Paper Box
Specification
Standard
Trademark
WK
Origin
China
HS Code
84818010
Production Capacity
50000PCS/Year

Packaging & Delivery

Package Size
110.00cm * 86.00cm * 88.00cm
Package Gross Weight
100.000kg
Lead Time
7 days (1 - 10 Pieces)
14 days (11 - 100 Pieces)
30 days (101 - 1000 Pieces)
To be negotiated ( > 1000 Pieces)

Product Description

Performance indices

 Filtration Equipment Servo Valve Electro Hydraulic Servo Valve High Pressure Servo Valve
Item Unit Index
Supply pressure Ps MPa 2~31.5
Rated supply pressure Pn MPa 21
Rated flow Qn () L/min 40
Rated current In mA 40
Hysteresis % ≤3
Threshold % ≤1
Nonlinearity % ≤±10
Unsymmetry % ≤±10
Pressure gain % >30
Internal leakage L/min ≤2
Null bias % ≤±2
Null shift with temperature (ΔT=56ºC) % ≤±4
Null shift with supply pressure of
 (80~110%) Pn
% ≤±4
Null shift with return pressure of
 (0~20%) Pn
% ≤±4
Frequency
response
Amplitude ratio with (-3dB) ≥50 ≥100
Phase lag with (-90°) ≥60 ≥100
Working temperature ºC -15~100
Weight kg ≈2.8



Electrical interface

 
Item Unit Single coil Parallel coil Series coil
Coil resistance Ω 80 40 160
Rated current mA 40 40 20
Coil inductance H 0.72 0.36 1.44


Overall and installation dimensions


Overall dimensions


Installation dimensions

*Requirement: Flatness less than 0.01mm, roughness below   .
  P A B T G F1 F2 F3 F4
  ф9 ф9 ф9 ф9 Ф2 M8 M8 M8 M8
X 22.2 11.1 33.3 22.2 12.3 0 44.4 44.4 0
Y 21.4 32.5 32.5 43.6 19.8 0 0 65 65





Comparison between Servo Valve Model and Model

                                    
SFL218        Series  760/761 Series
SFL214,216  Series  072      Series
SFL212/B     Series  31        Series
SFZ141         Series  D633    Series
SFZ142         Series  D634    Series
SFL317        Series 792        Series
SFL316        Series 791        Series
SFD234        Series  D661    Series


Certificate test


Filtration Equipment Servo Valve Electro Hydraulic Servo Valve High Pressure Servo Valve
 

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