Orion Star™ A223 Dissolved Oxygen Portable Meter

Orion Star™ A223 Dissolved Oxygen Portable MeterBarometric Pressure Correction: 400 to 850mmHg, automatic using built-in barometer or manual entryDescription: Orion Star A223 RDO/DO portable meter kit with RDO optical DO sensor, meter armor and field caseOutputs: USB, RS232Includes: RDO optical DO sensor, meter armor and field caseMeasurement Modes: Dissolved Oxygen (% Saturation)Measurement Modes: Dissolved Oxygen (mg/L with Temperature and Barometric Pressure)Sensor Types: RDO optical dissolved oxygen sensor or polarographic dissolved oxygen sensorRange (Polarographic DO): 0.00 to 90.00mg/LPercent Saturation Range (Polarographic DO): 0.0 to 600.0 % saturationResolution (Polarographic DO): 0.01, 0.1mg/LAccuracy (Polarographic DO): ±0.2mg/L or ±2% of reading, whichever is greaterPressure Range: 400 to 850mmHgCalibration Modes: Water-saturated air, air-saturated water, manual (Winkler titration), zero pointTemperature (Metric) Range: 0.0°C to 50.0°CResolution (Temperature): 0.1°C (0.1°F)Accuracy (Temperature): ±0.1°CTemperature Selection: Automatic with ATC temperature probeTemperature Probe Calibration: 1 point temperature offset calibrationDisplay Type: Graphic LCD with BacklightBacklight Option: Yes, selectableMemory: Non-volatile memory preserves data log, calibration log and meter settingsData Points: 1000 with date and time stampLog Function Type: Automatic data logging with Auto-Read measure mode; manual data logging with Continuous measure modeData Management Details: Transfer single, range or all data points to printer or computerAlarm Output: Calibration due alarm (fixed 12 hour)Inputs: 9 pin MiniDIN (RDO optical or polarographic DO sensor with built-in temperature)Certifications/Compliance: CE, TUV 3-1, FCC Class AIP Rating: IP-67AC Adapter: Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)Dimensions (L x W x H): 24 cm x 10 cm x 6.5 cm (9.5 in. x 3.9 in. x 2.6 in.)Weight (Metric): 0.5 kgWeight (English): 1.2 lb.Relative Humidity Range: 5 to 85 %, non-condensingWarranty: 3 Year Meter WarrantyPercent Saturation Range Polarographic DO: 0.0 to 600.0 % saturationKeypad: Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keysLanguages: English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software updateAccuracy (RDO): ±0.1mg/L up to 8mg/L, ±0.2mg/L from 8 to 20mg/L, ±10% of reading up to 50mg/LRange (RDO): 0.00 to 50.00mg/LMethods: 10 per channel with password protectionModel: Orion Star A223 RDO Optical/Dissolved Oxygen/Temperature Portable MeterPercent Saturation Relative Accuracy (RDO): ±2 % saturation ≤ 200 % saturation, ±10 % saturation > 200 % saturationPercent Saturation Resolution (Polarographic DO): 0.1, 1 % saturationPercent Saturation Range (RDO): 0.0 to 500.0 % saturationPercent Saturation Relative Accuracy (Polarographic DO): ±2 % saturation or ±2% of reading whichever is greaterPercent Saturation Resolution (RDO): 0.1, 1 % saturationPower Supply: 4 AA batteries (included) or universal AC adapter (sold separately)Pressure Resolution: 1mmHgProbe Type: RDO optical dissolved oxygen probe, polarographic dissolved oxygen probe (includes 087010MD Orion RDO optical DO sensor)Channels: 1Resolution (RDO): 0.01, 0.1mg/LSalinity Factor: 0.0 to 45.0 ppt, automatic correction using manual entry of sample salinityStability: Smart Stability and Smart AveragingTemperature (English) Operating: 41°F to 113°F (ambient)Temperature (Metric) Operating: 5°C to 45°C (ambient)Battery Life: 800 hoursBattery Type: Four AA (included)Accuracy (Barometer): ±6mmHgUnit Size: Each more