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Rosemount™ 499ATrDO Trace Dissolved Oxygen Sensor
The Rosemount 499ATrDO sensor is a membrane-covered amperometric sensor for the continuous determination of ppb-level dissolved oxygen in water.
The primary application is steam condensate and boiler feedwater.
Rosemount™ 499ATrDO Trace Dissolved Oxygen Sensor

Specs

Weight
1 lb/3 lb (0.5 kg/1.5 kg)
Accuracy
<20 ppb ±1 ppb
>20 ppb ±5% of reading Drift: <4% over 60 days

Features

  • HIGH ACCURACY: + ppb error below 20 ppb
  • RAPID STABILIZATION following calibration or maintenance.
  • EASILY REPLACEABLE MEMBRANE, no special tools required.
  • AUTOMATIC COMPENSATION FOR CHANGES IN MEMBRANE PERMEABILITY
  • VARIOPOL CONNECTOR OPTION allows the sensor to be replaced without running new cable.

Education

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