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Rosemount™ 499ADO Dissolved Oxygen Sensor
rosemount 499ado sensor
rosemount 499ado sensor
The 499ADO is a membrane covered amperometric sensor that continuously measures dissolved oxygen between 0 and 20 ppm.
The primary application is wastewater aeration basins.
Rosemount™ 499ADO Dissolved Oxygen Sensor

Specs

Dimensions
(std integral) 25 ft (7.6 m); (max) 300 ft (91 m)
Weight
1 lb/3 lb (0.5 kg/1.5 kg)
Ambient Temperature
32 to 122 °F (0 to 50 °C)

Features

  • Installs in aeration basins or sidestream samples.
  • Rugged construction.
  • Easily replaceable membrane; no special tools required.
  • Automatic compensation for changes in
  • Membrane permeability with temperature.
  • Automatic pressure equalization maintains correct membrane tension.
  • Variopol connector option allows the sensor to be replaced without running new cable.

Education

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