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Observator 100 years

YSI ProODO Optical Dissolved Oxygen Instrument

The YSI ProODO dissolved meter with optical oxygen sensor utilizes the ODO® technology in order to take a dissolved oxygen measurement. There is a lot of information available about dissolved oxygen technologies; optical, polarographic and galvanic. Optical DO definitely has advantages in certain applications. We invite you to read on to learn more about the YSI ProODO instrument.

The YSI ProODO handheld dissolved oxygen meter provides extreme durability for measuring DO with optical, luminescent based technology for field or lab.


Dutch market only
Please be informed that we – as a reseller – are only allowed to sell/deliver Xylem/YSI and Xylem/SonTek products to the Dutch market.


Additional documents


  • Expanded DO range of 0-500% with a response time of T90 in approximately 25 seconds
  • Non-consumptive luminescent method eliminates stirring
  • Easy-to-read graphic, backlit display and keypad for use in any lighting condition
  • Truly field-worthy, impact resistant, IP-67 waterproof case and connectors
  • Rubber over molded non-slip case for extra durability and grip
  • User-replaceable cables in lengths of 1- to 100-meters
  • Cable management kit included with 4- through 30-meter cables
  • Pro Comm II allows USB connectivity for use with Data Manager software and powers the instrument
  • Stores 5000 data sets (sensor data, date, time, site and user defined information)
  • Multiple languages include English, Spanish, French, Italian, Norwegian, Portuguese, German, Japanese and Chinese
  • 3-year instrument warranty
  • 2-year cable and probe warranty


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