Flow Control Valves
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Precision Needle Valve w/Non-rotary Needle MODEL 2412 SERIES Bellows Needle Valve (for rigid control of leaks) MODEL 2450 SERIES
Simplified Paramount Miniature Needle Valve MODEL 2400 SERIES Multidial Type Precision Needle Valve MODEL 2412M SERIES
Variable Secondary Pressure Flow Controller MODEL 2203 SERIES Variable Primary Pressure Flow Controller(Not subject to supply pressure variations) MODEL 2204 SERIES
All-Teflon Constant Flow Valve for Liquids/Chemicals MODEL 2600 SERIES Constant Flow Valve for Liquids MODEL 2600 SERIES
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Check to see which best fit your needs. If you have any questions, please call for assistance at 1-800-790-7837 or e-mail sales@netmotion.com
 Flow Control Valves
Simplified Paramount Miniature Needle Valve

This is a miniature needle valve at an affordable price with simplified construction that allows easy control of operation for fine regulation of gases and liquids. Its simplified structure is comprised of the components that are the minimum requirement,avoiding overspecification.

  • Paramount miniature type
      Compact,space-saving,and ideal for mounting on the instrumentation board.
  • Compatible with both gases and liquids
  • All precision-machined components are prefectly cleaned before assembly to ensure cleanliness of the product for the customer's use with peace of mind.
  • For flowmeters and pressure gauges
  • For pollution-related instruments and analyzers
  • For gas/liquid flow controls at laboratory
  • For integration into instrumentation boards
  • For sampling systems
Standard Specifications
Regulating screw rotating speed Approx. 5-7 turns
Type of needle Three types
Max. operating pressure 0.6MPa
Materials of parts exposed to fluids B:Brass,NBR,SUS 303,Duracon
S:SUS 304,Viton,SUS303,Teflon
Connection end Rc1/4
Flow rating See the table below.
Table of Rated Flow Ranges(Reference)
Due to operating conditions and instrumental errors, there may be differences between the values indicated in this table and those that are actually used by the customer. Please use these values for reference only.
Needle # Max.CV value Supply pressure(Mpa)(Air at 20°C) Supply pressure(Mpa)(Water at 20°C)
0.01 0.05 0.1 0.2 0.3 0.05 0.1 0.15
N1 0.018 1.6 5.0 7.5 12.0 15.0 0.16 0.24 0.31
N2 0.03 3.8 9.0 13.0 21.0 27.0 0.26 0.42 0.86
N3 0.13 12.0 31.0 55.0 90 120 1.2 1.8 2.5
  • If you are not sure which needle you should use for your equipment,please indicate the fluid,pressure and flow rate of your equipment on the Order Form. We can suggest you the needle number most suitable for your equipment.
Click below to request for a quotation:
For further information, please contact NetMotion, Inc. at 1.800.790.7837 or 510.578.2814 or e-mail sales@netmotion.com
Copyright © 2007 NetMotion, Inc.