Orion Star™ A223 portable RDO/Dissolved Oxygen Meter
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Orion Star™ A223 portable RDO/Dissolved Oxygen Meter
Get the readings that you need where you need them with the Thermo Scientific Orion Star A223 RDO/Dissolved Oxygen Portable Meter. The large, backlit graphic LCD display shows dissolved oxygen in percent saturation or concentration with temperature and electrode status, time, date and calibration points.
Orion STAR A223 portable RDO/Dissolved Oxygen Meter Kit includes meter, 087010MD Orion RDO optical DO probe with 3m cable, calibration sleeve, probe weight, hardside carrying case, protective armor and batteries.
- Anyone can use this meter with its plain language screen prompts, soft keys that update for easy selection and a multilanguage interface that supports English, Spanish, French, Italian, German and Chinese
- No need to worry about DO probe compatibility – the meter accepts and automatically recognizes Orion polarographic and RDO optical/ luminescence-based probes
- Accurate results are easy with automatic temperature, manual salinity and automatic/ manual barometric pressure compensation
- Don't miss a reading – AUTO-READ* locks in the stable reading on your screen and ready indicator alerts when readings are stable
- Calibrate using water-saturated air, air-saturated water, a Winkler titration or zero point calibration
- Non-volatile memory holds up to 1000 data points with time and date stamp
- Easily transfer data and keep meter software up-to-date with the USB and RS232 ports and complimentary data analysis software
- Four AA batteries (included) provide over 800 hours of operation or purchase the universal power adapter (sold separately) to use AC power
- Perfectly portable, waterproof and protected to take anywhere with a IP67-rated housing
- Three year meter replacement warranty
Certifications: CE, TUV, FCC Class A limits
| Temperature Mode |
|
| Range |
-5 to 105°C (23 to 221°F) |
| Resolution |
0.1 (0.1) |
| Relative Accuracy |
± 0.1 |
| DO Mode |
|
| Concentration Range |
Polarographic: 0 to 90mg/L;
RDO optical: 0 to 50mg/L |
| Concentration Resolution |
0.01, 0.1 |
| Relative Accuracy |
Polarographic: ± 0.2mg/L; ± 2%
RDO optical: ± 0.1mg/L up to 8mg/L, ?0.2mg/L up to 20mg/L, 10% of reading beyond; ± 2% |
| % Saturation Range |
Polarographic: 0 to 600;
RDO optical: 0 to 500 |
| % Saturation Resolution |
0.1, 1 |
| Salinity Factor |
0 to 45 ppt, manual |
| Calibration |
Water-saturated air, air-saturated water, manual (Winkler) and zero point |
| Inputs/Outputs |
|
| Inputs |
8-pin mini-DIN |
| Sensor Types |
Polarographic or RDO (optical/luminesce-based) DO |
| Data Management |
1000 points with date/time stamp |
| Output |
RS-232, USB |
| Display |
Graphic LCD; simultaneous display of measurement, temperature, date/time, and more |
| Power Supply |
Four "AA" batteries or optional universal AC line voltage |
| Environmental Operating Conditions |
|
| Relative Humidity |
5 to 85% noncondensing |
| Warranty |
3-year meter replacement |