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Rosemount™ 499ATrDO Trace Dissolved Oxygen Sensor
Product Description
The Rosemount 499ATrDO Trace Dissolved Oxygen (DO) Sensor is a membrane-covered amperometric sensor for the continuous determination of ppb-level dissolved oxygen in water. This dissolved oxygen sensor is ideal for applications with steam condensate and boiler feedwater.
Specifications
- Accuracy
-
<20 ppb ±1 ppb
>20 ppb ±5% of reading Drift: <4% over 60 days
- Temperature Range
- 32 to 122 °F (0 to 50 °C)
- Measurement Range
- 0.1 ppb to 20 ppm
- Pressure Range
- 0 to 65 psig (101 to 549 kPa abs)
- Materials of Construction
- Wetted Materials: Noryl™, Viton™, Teflon (TFE) and silicone
Features
- High accuracy of ±1.0 ppb when measuring concentrations below 20 ppb
- Rapid stabilization following calibration or maintenance
- Easily replaceable membrane with no special tools required
- Automatic compensation for changes in membrane permeability
- Variopol (VP) connector options allows the sensor to be replaced without running new cable
Documents & Drawings
Parts & Accessories
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Rosemount™ Membrane Assembly with O-ring, TrDO, Quantity-3
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Rosemount™ Amperometric Sensor Fill Solution #1, 4 oz (125 ml)
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Rosemount™ Rotameter, 0.5 GPH - 5.0 GPH
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Rosemount™ Membrane Retainer
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Rosemount™ Fill Plug
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Rosemount™ O-Ring, 2-014 FKM
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Rosemount™ Membrane Assembly With O-ring, TrDO, QTY 1
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Rosemount™ Bubble Sweeping Nozzle
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