LISST-Portable

Features
  • Small Angle Forward Scattering Laser Diffraction Technology
  • Touch panel allows for easy programming and display of data without a PC
  • 4.3’ graphics display; 480 x 272 pixels, 16-bit color
  • Self contained with internal data logger and rechargeable battery pack
  • Programmable data collection
  • Parameters Measured: Particle Size Distribution, Particle Volume Concentration, Optical Transmission
  • All data-processing is performed on board – no post-processing necessary
  • Data stored on-board in ASCII-format
  • Two models for inversion: Spheres or random shaped (natural) particles, selectable from the touch panel

Specifications (subject to change without notice)
Sediment concentration
  • Range: 10 - 2000 mg l -1 (actual range depends on grain size)
  • Resolution: < 1 mg l-1
Sediment size distribution
  • 32 log-spaced size classes
  • 1.25 - 250 µm OR 2.5 - 500 µm size range (to be selected upon ordering)
Mechanical and electrical
  • Dimensions: 7” tall x 11.5” deep x 17.5” wide (17.7 cm x 29cm x 44.3cm)
  • Weight: 10 lbs (4.5 Kg)
  • Internal Data Storage:  500,000+ size distributions
  • Battery life: 3 hours (nominal; depends upon sampling rate)
  • Communications: RS-232 @ 9600 baud

Holographic Camera
Sequoia announces that it has acquired a license from University of Plymouth (UK) for manufacture of a Holographic camera developed by Dr. Alex Nimmo Smith, for observation of large particles. The camera also has the potential to measure settling velocity.
Fifth International Conference on Remediation of Contaminated Sediments
Jacksonville, FL, 2-5 February 2009, booth #314

8th Annual StormCon
Anaheim, CA, 16-20 August 2009
   

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Sequoia Scientific, Inc.
2700 Richards Road, Suite 107, Bellevue, WA 98005
Phone: (866) 212-2226 Fax: (425) 643-0595
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