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EQUIPMENT & SUPPLIES


Water Quality Field Meters

YSI Field Meters

YSI 550A

YSI 550A Dissolved Oxygen Instrument

The YSI 550A DO instrument features a waterproof (IP67), impact-resistant case and innovative field-replaceable DO electrode modules. Measure dissolved oxygen and temperature simultaneously using YSI’s proven polarographic technology for oxygen and YSI’s Temperature Precision™ thermistors, the planet-wide standard for accuracy. The new PE membranes provide faster response times with less stirring dependence – saving you time with every reading!

  • Faster response time!
  • Waterproof! Meets IP67 specifications
  • Field-replaceable DO electrode modules
  • Screw on cap membranes
  • New PE membranes lessen stirring dependence!
  • Over 2000 hours of battery life
  • Calibrate in either mg/L or % saturation
  • User-selectable temperature units (°C or °F)
  • Meter available in 12', 25', and 50' (3.6m, 7.6m and 15m) cable lengths
  • Manual salinity input from 0 to 70 ppt
  • Three year instrument warranty, one-year on the
    DO module!

Call 1-800-833-7958
Get-A-Quote

YSI 550A Specifications
YSI 550A Operations Manual

 

 

GEOTECH
ENVIRONMENTAL
EQUIPMENT, INC.

2650 East 40th Avenue
Denver, Colorado 80205
303-320-4764
1-800-833-7958

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