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Eutech DO300- CyberScan, Hand-held Meter

Eutech DO300- CyberScan, Hand-held Meter
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Product ID : Eutech DO300
Manufacturer: Eutech
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Waterproof CyberScan DO 300 Dissolved Oxygen Meter (Backlit) with 3m cable electrode, 1 assembled membrane cap housing, 1 refilling electrolyte  & carrying kit set. Designed to meet the rigours of outdoor field measurement, Eutech's waterproof CyberScan DO300 is IP67- rated waterproof and even floats on water for easy retrieval. Its galvanic probs requires no warm-up time, delivers repeatable, stable readings and calls for almost no maintenance.

Product Features:
  • Waterproof and Dustproof Housing - IP67 rated, ideal for rugged harsh conditions. Plus it floats!
  • Automatically Compensates Salinity and Barometric Pressure after manual input for increased accuracy
  • Independent 100% and Zero Adjustment Calibrations give meter high accuracy across entire measurement range
  • No Meter Warm-up Required with Galvanic Cell - takes measurements immediately and produces quick response
  • Displays Electrode Diagnosis gives slope, zero offset and millivolt values to help determine when to service or replace electrode
  • Stability Indicator prompts whenever reading stabilizes
  • Hold Function momentarily freezes reading for easy viewing and recording
  • Auto-Power Off saves battery power after non-use
  • Self-Diagnostic with message codes for easy troubleshooting
  • Adjustable Backlit Display for viewing readings conveniently in poorly lit places
  • Large, Easy-to-Read Custom LCD Display with simultaneous readings provides optimum viewing with user-friendly icons
  • Rugged Carrying Case (Included) provides handy on-site meter calibration and measurement


Aquacultural: Use to monitor oxygen levels in catfish and shrimp farming; game stocking ponds; ornamental fish tanks and ponds; and in other fish farming applications.

Industrial: Ideal for checks the quality of plant water intake and discharge, wastewater and water treatment, recirculating systems and industrial process systems.

Environmental: Use to test water quality, monitor health of aquatic ecosystems, survey surface and ground water drinking supplies, and meet EPA regulations.

Educational: Ideal for quick, accurate DO readings in laboratories and schools.


Product SpecificationDescription
Dissolved Oxygen Range0 to 19.9 mg/l or ppm
Resolution & Accuracy0.01 mg/l, 0.1 ppm & ±1.5% Full Scale
% Saturation of Oxygen0.0 to 199.9 %
Resolution & Accuracy0.1 % & ±1.5% Full Scale
Temperature Range0.0 to 50.0 °C (32.0 to 122 °F)
Resolution & Accuracy0.1 °C (0.1 °F) & ± 0.3 °C (0.5 °F)
Salinity Correction0.0 to 50.0 ppt
Barometric Pressure Correction500 to 1499 mm Hg or 66.6 to 199.9 kPA
MethodManual input for automatic correction
No. of DO Calibration PointsUp to 2 points; 100% in air and/ or 
0% in known solution
Temperature CompensationAutomatic / Manual (0 to 100 °C)
Back-lit DisplayYes
Memory50 data sets
Special FunctionsStability Indicator; Self-diagnostic; Electrode characteristics; 
Hold & Auto-Power Off after20 minutes
Power4 'AAA' x 1.4V batteries