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Compact Dissolved Oxygen Meter EZL-CDO121

Compact Dissolved Oxygen Meter EZL-CDO121

This Compact Dissolved Oxygen Meter EZL-CDO121 is robust and easy to use, with a sealed silicone keypad and clear LCD screen that displays results in ppm or mg/L. They have a rubber boot that serves as a bench stand as well as a protective boot. Its measuring range is 0 to 20.00 mg/L (ppm), 0 to 200.0 %, ± 0.40 mg/L accuracy, automatic salinity compensation of 0 to 45 ppt, temperature compensation of 0 °C to 100 °C, and a manual 66 kPa to 200 kPa pressure compensation, providing quick, accurate results in a convenient platform.

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Dissolved Oxygen
Measuring Range 0 to 20.00 mg/L (ppm), 0 to 200.0 %
Resolution Accuracy 0.1/0.01 mg/L (ppm), 1/0.1 %
Response Time ≤ 30 s (25 °C, 90 % Response)
Residual Current ≤ 0.1 mg/L
Temperature Compensation Range 0 °C to 100 °C (Automatic)
Salinity Compensation Range 0 to 45 ppt (Automatic)
Air Pressure Compensation Range 66 to 200 kPa (Manual)
Working Conditions
Temperature 5 °C to 35 °C
Humidity ≤ 85 %
Power 2 AA batteries (1.5 V)
Dimensions (W×D×H) 160×90×30 mm (Instrument), 480×300×60 mm (With Packing)
Weight 360 g (Instrument), 1 kg (With Packing)
  • Large LCD screen with adjustable white backlight
  • Rack and skid proof shell
  • DO mode have functions of ATC, auto salinity compensation and auto pressure compensation
  • Polarographic DO electrode can measure temp., salinity and DO
  • Equipped with DO electrode calibration sleeve, only need 3-5 minutes for polarization
  • Built in microprocessor chip with auto-calibration, auto- temperature compensation, data storage, self-diagnosis, auto-power off and low voltage display
  • Combined diaphragm cap, replace sensitive membrane just by screwing new cap
  • IP57 waterproof housing
  • Data storage of 200 sets

These compact DO meters are suitable for many applications like: aquaculture, water source monitoring, sewage treatment, environmental protection monitoring.

Compact DO Meter LO-CDOM400 Series 1 unit
Dissolved Oxygen Electrode 1 pc
Temperature Electrode 1 pc
Membrane Cap 3 pcs
Electrode Electrolyte (30 ml) 1 bottle
Back up AA battery 2 pcs
Operation Manual 1 copy

Dissolved Oxygen Meter

Ezilab Dissolved Oxygen Meter incorporates auto temperature compensation to maintain accurate measurements in various temperatures. They have screen for display with adjustable brightness and backlighting for easy viewing. The polarographic DO electrode is capable of measuring temperature, salinity, and DO levels. Their self-diagnosis function automatically checks for system issues and notifies the user. Our Dissolved Oxygen Meter have advanced functions like ATC, auto salinity, and pressure compensation, to meet user-specific needs.

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