Oxyguard Dissolved Oxygen Meters

Oxyguard Polaris Dissolved Oxygen Meter, with 18 m Cable

  • $1,443.00

The OxyGuard Handy Polaris is a portable Dissolved Oxygen (DO) meter. It measures %saturation, mg/L (ppm), temperature and has salinity compensation. Measurements are compensated for temperature and barometric pressure. The probe is fully field serviceable. The Polaris has a larger display with backlight and offers automatic calibration, and a choice of language and units of measurement. 


• Automatic calibration with stability check
• Automatic self-check of instrument
• Automatic check of cable and probe
• Compensates for changes in atmospheric pressure
• User selectable language
• User selectable main display parameter
• On-screen instructions
• 1400 hours use from one 9V alkaline battery
• Illuminated display with variable intensity
• Special highly flexible cable
• Automatic shutdown for power saving
• Waterproof (short term immersion to a maximum 5m depth)
• NEW PROBE DESIGN (easier to maintain
• Galvanic type
• No warm up time
• Fully temperature compensated
• Stores dry
• Excellent long-term stability
• Tough membrane
• No need for regular service or renovation
• Probe renovation easy and fast when needed

Normal Range: 0-600% sat. / 0-50.0 ppm
Response Time: 90% of end value within 20 seconds in water
Salinity Compensation: 0-59 ppt (manually set)
Temp. Compensation: Automatic - Double Thermistor
Barometric Compensation: Automatic
Accuracy, D.O.: Typically better than 1% of reading
Accuracy, Temperature: 0.2° C
Probe: Galvanic Cell, Self-Polarizing
Membranes: 35 Micron
Power Source: Standard 9 Volt Battery
Battery Life: 2 years with 1 hour use per day
Dimensions: 96 mm Diameter x 36 mm
Meter comes with a 18 metre cable, probe, membrane cap, membranes, O-rings, electrolyte, battery, cleaning pad and soft shelled carrying case.