• Large screen shows the DO reading in mg/L or % saturation, temperature in ºC or ºF, meter mode and power source.
• Simple button layout and on-screen messages help with calibration and setup.
• Accepts Orion polarographic dissolved oxygen probes.
• Two calibration options: water-saturated air method or a Winkler titration.
• Non-volatile memory holds up to 50 data points.
• ATC, manual salinity input and manual barometric pressure compensation for accurate results.
• AUTO-READ™ locks in the stable reading on your screen and ready indicator alerts when readings are stable.
• Datalogging: Log function: manual, automatic with AUTO-READ™. Log edit: delete last reading or all.
• Manual barometric pressure correction: 450.0 to 850.0mm Hg.
• Manual salinity factor correction: 0 to 45ppt.
• IP54-rated housing can handle splashes and can be wall-mounted.
• Inputs: DO with temperature probe: 9-pin mini-DIN.
• Power: 100-240V or 4 x AA batteries that provides over 2000 hours of use.
• Warranty: 3 year meter replacement.
  
  
  Specifications:
• Dissolved Oxygen: (concentration) 0.00 to 20.00mg/L ±0.2; (% saturation) 0.0 to 200.0 ±2%.
• Temperature: 0.0 to 50.0ºC (32 to 122ºF) ±0.1. Offset calibration.

DISCONTINUED NOV 2022 - See Orion Lab Star DO113 Dissolved Oxygen Bench Meters for replacement.