Orion™ Star™ A123 Dissolved Oxygen Portable Meter, 24 L x 10 W x 6.5 cm H
Dissolved Oxygen Portable Meter, 24 L x 10 W x 6.5 cm H, A123 Model, 450 to 850 mmHg (Manual Entry) Pressure Range, 0 to 45 ppt Automatic Correction Using Manual Entry of Sample Salinity, 0 to 50°C Temperature Range, LCD Display Type
- Manufacturer Part No: STARA1230
- SECO Part No: 21-0360-01
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Take simple, routine dissolved oxygen and temperature measurements with the Thermo Scientific™ Orion Star™A123 Dissolved Oxygen Portable Meter, an easy-to-use and budget-friendly instrument for basic dissolved oxygen analysis in the field. Calibrate polarographic DO probes using water-saturated air or custom value using Winkler titration. Quickly navigate setup menus and ensure consistent calibrations using the simple keypad layout and on-screen text prompts. Use the included electrode stand to easily place sensors in samples and simplify storage. Thermo Scientific™ Orion Star™A123 dissolved oxygen portable meters are a simple, economical solution for your routine outdoor sample analysis. Featuring an emphasized measure key, selectable read modes and measurement stability indicator, our basic Orion Star™ A123 dissolved oxygen meters are designed to deliver measurements you can trust at an affordable price.
| Length | : | 24 cm |
| Width | : | 10 cm |
| Height | : | 6.5 cm |
| Model | : | A123 Dissolved Oxygen/Temperature Portable Meter |
| AC Adapter | : | Universal 50 to 60 Hz, 100 to 240 VAC Power Adapter |
| Accuracy (Polarographic DO) | : | ±0.2 mg/L or ±2% of Reading, Whichever is Greater |
| Barometric Pressure Correction | : | 450 to 850 mm Mercury, Automatic with Manual Entry |
| Battery Life | : | 2000 Hours |
| Battery Type | : | Four AA (Included) |
| Calibration Modes | : | Water-saturated Air, Manual (Winkler Titration) |
| Data Management Details | : | Internal Data Point Memory |
| Data Point | : | 50 |
| Display Type | : | LCD |
| Includes | : | Star A123 DO Meter, 4 AA Batteries, Literature CD, Printed Quick Start Guide and Meter Test Certificate |
| Input | : | 9 pin MiniDIN (Polarographic DO Sensor with Built-in Temperature) |
| IP Rating | : | IP67 |
| Keypad | : | Simple with Highlighted Measure Key, Scroll and Shortcut Keys |
| Languages | : | English |
| Measurement Mode | : | Dissolved Oxygen as % Saturation or mg/L with Temperature |
| Memory | : | Non-volatile Memory Preserves Log and Settings |
| Number of Channel | : | 1 |
| Operating Temperature | : | 41 to 113°F |
| Percent Saturation Range (Polarographic DO) | : | 0 to 200% |
| Percent Saturation Relative Accuracy (Polarographic DO) | : | ±2% Saturation or ±2% of Reading Whichever is Greater |
| Percent Saturation Resolution (Polarographic DO) | : | 0.1, 1% Saturation |
| Power Supply | : | 4 AA Batteries (Included) or Universal AC Adapter |
| Pressure Range | : | 450 to 850 mm Mercury (Manual Entry) |
| Probe Type | : | Polarographic Dissolved Oxygen Probe |
| Range (Polarographic DO) | : | 0 to 20 mg/L |
| Relative Humidity Range | : | 5 to 85%, Non-condensing |
| Resolution (Polarographic DO) | : | 0.01, 0.1 mg/L |
| Salinity Factor | : | 0 to 45 ppt, Automatic Correction Using Manual Entry of Sample Salinity |
| Sensor Type | : | Polarographic Dissolved Oxygen Sensor |
| Stability | : | Smart Stability and Smart Averaging |
| Temperature Accuracy | : | ±0.1°C |
| Temperature Probe Calibration | : | 1 Point Temperature Offset Calibration |
| Temperature Range | : | 0 to 50°C |
| Temperature Resolution | : | 0.1°C |
| Temperature Selection | : | Automatic with ATC Temperature Probe |
| Warranty | : | 3 Years Meter Warranty |
| Weight | : | 2 lb |
- Measure dissolved oxygen in percent saturation or mg/L with temperature using polarographic DO probes
- Calibrate using water-saturated air or custom value (Winkler titration)
- Automatically compensate DO readings using ATC temperature, manual salinity input and manual barometric pressure
- Simplified, easy-to-read display shows main measurement with temperature, stability indicator and electrode condition icon
- User-friendly operation with basic calibration text prompts
- Easily recall calibration data for procedure checks
- Non-volatile memory preserves 50 point internal data log and meter settings, even with loss of power
- Flexible power options with AA batteries or optional universal power adapter
- IP67-rated housing is waterproof for rugged field operation
- Meter kits include hard-sided field case and protective meter armor with electrode holders, adjustable wrist/belt strap and built-in meter stand
- Meters offer CE, TUV 3-in-1 and FCC class A certifications and 3-year replacement warranty
- Automatic data logging with auto-read measure mode; manual data logging with continuous measure mode
- Approved by CE, TUV 3-1, FCC Class A