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Rosemount
Rosemount 499 Series Dissolved Oxygen/Ozone/Chlorine Sensors
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Parámetros clave
Measuring range
Dissolved oxygen 0 to 20 ppm (mg/L) as O2 (499ADO); ppb-level use 499ATrDO; series also covers ozone/chlorine amperometric variants
Accuracy
±0.2 ppm at 77 °F (25 °C); linearity 2% typical; repeatability ±0.5% of reading at 25 °C
Output
Amperometric sensor signal to Rosemount 1056/1066-DO/56/5081-A transmitters
Supply
Powered/conditioned by compatible Rosemount liquid-analysis transmitter
Process connection
1-in male NPT
Wetted parts
Noryl, Viton, EPDM, Teflon, silicone
| Parámetro | Valor |
|---|---|
| Measuring range | Dissolved oxygen 0 to 20 ppm (mg/L) as O2 (499ADO); ppb-level use 499ATrDO; series also covers ozone/chlorine amperometric variants |
| Accuracy | ±0.2 ppm at 77 °F (25 °C); linearity 2% typical; repeatability ±0.5% of reading at 25 °C |
| Output | Amperometric sensor signal to Rosemount 1056/1066-DO/56/5081-A transmitters |
| Supply | Powered/conditioned by compatible Rosemount liquid-analysis transmitter |
| Process connection | 1-in male NPT |
| Wetted parts | Noryl, Viton, EPDM, Teflon, silicone |
| Ambient temperature | Operating 32 to 122 °F (0 to 50 °C); pressure 0 to 65 psig (101 to 549 kPa abs) |
| Mounting | Immersion in aeration basins or flow cells; Variopol VP6 quick-disconnect option |
| Sensor type | Membrane-covered amperometric DO sensor with integral Pt100 RTD; gold cathode |
| Notes | SKU covers 499 Series DO/Ozone/Chlorine; primary OEM PDS harvested is 499ADO (00813-0100-3491). Sister ozone/chlorine sheets on Emerson. Specs from Emerson PDS + product page. |
| Response Time | <20 s to 90% of final reading (0 to 2 ppm) at 77 °F (25 °C) |
| Weight | 1 lb / shipping 3 lb (0.5 / 1.5 kg) |