Model 58 Dissolved Oxygen (DO) Meter

•Portable DO meter for field or lab use.
•Simultaneous measurement of dissolved oxygen and temperature.
•Broad ranges make meter convenient for measuring super-saturated water, such as samples with oxygen-producing algae.
•Automatic temperature compensation.
•Manual salinity correction from 0-40 ppt
•Analog recorder output of 0-1 volt, full-scale.
•Membrane selector switch.
•Splash-resistant case holds batteries for optional field stirrer.
•Power: AC adapter or 4 D (1.5V) cells (1000 hours of operation).
•Dimensions: 11”W x 8.5”L x 3.75”D
Supplied with four D batteries and an AC line adapter. Probe and cable are available separately.

Specifications:
Dissolved Oxygen, ppm
Range: 0-20 mg/L
Resolution: 0.01 mg/L
Accuracy: ±0.03 mg/L
Dissolved Oxygen, %Saturation
Range: 0-200%
Resolution: 0.1%
Accuracy: ±0.03%
Temperature
Range: -5°C to 45°C
Resolution: 0.1°C
Accuracy: ±0.3°C