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LQX12 valve
Miniature valves

LQX12 - 12 mm miniature isolation valve with diaphragm

Parker's LQX12 series consists of high performance 12mm insulated diaphragm valves with metal-free wetted surfaces. The series also offers EPDM or FFKM elastomer options to meet a wide range of application needs.

The LQX12 valves are available in universal 2-way and 3-way configurations. They deliver the pressure and flow capabilities required by today's analytical, bioanalytical and clinical diagnostic OEM systems.

Parker Hannifin
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Product Overview
Product specification
  • Flow rate: Up to 700 sccm
  • Maximum flow rate700 sccm
  • Maximum operating pressure50 psi, 3.4 bar
  • Vacuum to pressure range: Vacuum to pressure class (depending on elastomer)
  • membrane material: EPDM or FFKM
  • Opening size: 0.040 inch, 1.02 mm
  • Valve configuration: 2-way normally closed or 3-way universal
  • Maximum operating temperature122 °F, 50 °C
  • Minimum operating temperature32 °F, 0 °C
  • Function: 2-way normally closed (NC) or 3-way universal
  • Valve type: Diaphragm rocker valve
  • Activation type: Solenoid
  • Cycles per lifetime10 million
  • Type of operation: Electronic
  • Management method: Current or voltage
  • Power consumption: 2.0 watts maximum
  • Input voltage12, 24 VDC
  • Electrical connection: 2.54 mm pins or 18″ wires
  • Body materialPEEK
  • Sealing material: EPDM or FFKM
  • Length: 1.16 inches, 29.46 mm
  • Width: 0.47 inch, 12 mm
  • Height: 1.57 inches, 39.88 mm
  • Weight: 2.7 oz, 76.5 g
  • Response time: < 20 ms (2-way), < 12 ms (3-way)
  • Leakage rate: Bubbles
  • Mounting type: Manifold or screw
  • Connection type: Threaded port connections or mounting screw
  • Connection size: 1/4″- 28 UNF 2B threaded port connections; 4 x #2-56 UNC-2B screws (manifold front mount)
  • For liquid type: Liquids
  • Industrial application: Solvent handling for liquid chromatography, dispensing and control of highly aggressive media
Markets
  • Clinical diagnostics
  • Analytical chemistry
Features/benefits
  • EPDM or FFKM elastomers for particle tolerance and reliability in a wide range of liquid media
  • 100 % tested leakage rate ensures a tight seal on each valve
  • 12 mm width enables reduced system sizes and efficient packaging
  • Designed to be mounted side by side at 12 mm center distance
  • Low internal unswept volume to minimize carryover and cross-contamination
  • Safe electrical connection to female connectors with friction-locked electrical connection
  • Optional ¼ - 28 port sub-base for stand-alone operation or testing
  • RoHS compliant
Areas of use
  • Instruments for clinical diagnostics
  • Hematology
  • Automatic slide colorizers
  • DNA/RNA synthesis
  • Environmental analyzers
  • VOC/TOC
Request for quotation

The request for quotation will be processed by our subsidiary Aldax AB (info@aldax.se)

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Terms and conditions*
Downloadable material
PPF Multimedia Catalog
catalog
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English
LQX12 Data Sheet
Data sheet
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English

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