Vaisala Ceilometer CL31

Overview
  • Second generation of advanced single lens optics provides excellent performance also at low altitudes
  • Reliable operation in all weather: unsurpassed performance in vertical visibility and cloud detection during precipitation
  • Fast measurement enables detection of thin cloud layers below a solid cloud base
  • Modular design for easy installation and maintenance
  • Extensive self-diagnostics with fault analysis
  • Approved and deployed by the US-FAA
  • Selected by the National Weather Service of USA
Technical Specifications
Performance
Measurement range0...25,000 ft ((0...7,6 km)
Reporting resolution5 m /10 ft (units selectable)
Reporting cycleprogrammable, 2...120 s
Reported quantities
Cloud hits (up to 3 layers) and status information
Cloud hits, status and backscatter profile
Operating environment
Temperature-40...+60 °C (-40...+140 °F)
Relative humidity0...100 %RH
Wind55 m/s
Inputs and outputs
Operating voltage100/115/230 VAC
Power consumptionmax. 310 W including heating
OutputsRS-232/RS-485/Modem
ITU-T V.21, V.22, V22bis
Mechanics
Dimensions:
Total1190 x 335 x 324 mm
Measurement unit620 x 235 x 200 mm
Weight:
Total32 kg
Measurement unit13 kg
Housing classificationIP65
For complete specifications, please see the brochure in "Documents".
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