Login  |  Register    You are not logged in.   Particle Size Analyzers   Suspended Sediment Sensors   Settling Velocity Sensors   Optical VSF Sensors   Radiative Transfer Models   Storm Runoff Sediment Sensor   Sediment Sensor for HydroPower   Industrial Sensors   LISST Instruments   LISST Accessories   Hydrolight   Theoretical Studies   Observational Studies   Instrument Development		LISST-100X Features Small angle forward-scattering laser diffraction technology Self-contained with internal datalogger and alkaline battery pack RS232 connection to PC for real-time size distribution displays Programmable data collection Expandable CF memory module Integrated BioBlock connection   Specifications (subject to change without notice) Parameters Measured Particle size distribution Particle volume concentration Volume scattering function Optical transmission Depth Temperature Sediment size distribution and scattering angles 32 log-spaced size classes 1.25 - 250 or 2.5 - 500 µm size range (equivalent to scattering at 0.1-18º or 0.05-9º, respectively) Sediment concentration Range: 1 - 750 mg l-1 (approximate range based on 30 µm mean size particles; actual range depends on grain size) Resolution: < 1 mg l-1 Technology Solid state diode laser @ 670 nm, 1mW 32-ring custom photodiode detector Sample rate programmable, up to 25 Hz internally, 1Hz saving to data logger Optical path length @ 50 mm standard; bolt-on path reduction modules are available for higher concentration environments. Mechanical and electrical Dimensions: 13.3 cm diameter x 87 cm long (5.25" x 34.25") Weight: 11 kg (25 lbs) in air; 3.6 kg (8 lbs) in water 300 m depth rating Serial interface: RS232C @ 9600 baud; high-speed offload at 115K baud Alkaline battery pack: Custom 9V nominal, 42 Ah External power input (optional): 12VDC nominal, 10-24VDC Standard CF memory card: 128Mb (1,600,000 size distributions) Power drain: 146mA/8mA/128µA (measuring/quiescent/sleeping) Created 15 September 2008.  Last update 15 September 2008		GOT PLANKTON? LISST-100X laser particle sizer – not just for sediment or optics (c, vsf). It measures phytoplankton size distribution too! Shown is phytoplankton size distribution from LISST compared to image analysis. Courtesy of Lee Karp-Boss. Karp-Boss et al Rienecker et al Angles et al 2010 NWQMC 7th Nat'l Monitoring Conference Denver, CO, 25-29 April 2010, booth 304 USGS Nat'l Data Conference Omaha, NB, 11-13 May 2010 Joint 9th FIS and 4th HMC Conferences Las Vegas, NV, 27-20 June 2010, booth 207 9th annual StormCon San Antonio, TX, 2-4 August 2010, booth 421 Ocean Optics XX Anchorage, AK, 25 September - 1 October 2010 CASQA 6th annual conference CA, 1-3 Novemb
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