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

Applications

• 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.

Specifications

• Dissolved Oxygen Range: 0 to 19.9 mg/l or ppm
  
• Resolution & Accuracy: 0.01 mg/l, 0.1 ppm & ±1.5% Full Scale
  
• % Saturation of Oxygen: 0.0 to 199.9 %
  
• Resolution & Accuracy: 0.1 % & ±1.5% Full Scale
  
• Temperature Range: 0.0 to 100.0 °C (32.0 to 212 °F)
  
• Resolution & Accuracy: 0.1 °C (0.1 °F) & ± 0.3 °C (0.5 °F)
  
• Salinity Correction: 0.0 to 50.0 ppt
  
• Barometric Pressure Correction: 500 to 1499 mm Hg or 66.6 to 199.9 kPA
  
• Method: Manual input for automatic correction
  
• No. of DO Calibration Points: Up to 2 points; 100% in air and/ or 0% in known solution
  
• Temperature Compensation: Automatic / Manual (0 to 100 °C)
  
• Back-lit Display: Yes
  
• Memory: 50 data sets
  
• Special Functions: Stability Indicator; Self-diagnostic; Electrode characteristics; Hold & Auto-Power Off after20 minutes
  
• Power: 4 'AAA' x 1.4V batteries