Orion Star™ A221 Portable pH Meter

Orion Star™ A221 Portable pH MeterAC Adapter: Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)Outputs: USB, RS-232Accuracy (mV): ±0.2 mV or ±0.05% of reading whichever is greaterAccuracy (pH): ±0.002Alarm Output: Calibration due alarm (fixed 12 hour)Backlight Option: Yes, selectableBattery Life: 800 hr.Battery Type: 4 x AACalibration: pH, relative mV (RmV), ORP and temperatureCalibration Points: 1 to 5Certifications/Compliance: CE, TUV 3-1, FCC Class AData Management Details: Transfer single, range or all data points to printer or computerData Points: 1000 with date and time stampDescription: Orion Star A221 pH portable meter kit with ROSS Ultra Triode low maintenance gel pH/ATC electrode, solutions, meter armor and field caseChannels: 1Display Type: LCD Graphic, BacklitIP Rating: IP 67Measurement Modes: pHMeasurement Modes: mVMeasurement Modes: Relative mVMeasurement Modes: ORP with TemperatureRange (mV): ±2000.0 mVRange (pH): -2 to 20Resolution (pH): 0.1/0.01/0.001Temperature Range (Metric): -5.0°C to +105.0°CIncludes: Star A221 pH meter, 8107UWMMD ROSS Ultra gel-filled epoxy-body pH/ATC electrode with 3m cable, pH 4/7/10 buffer and rinse pouches, ROSS storage solution, protective meter armor, hard-sided carrying case, 4 AA batteries, computer cableInputs: BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe)Isopotential Point: 7.000pHKeypad: 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 updateLog Function Type: Automatic data logging with Auto-Read measure mode; manual data logging with Continuous measure modeMemory: Non-volatile memory preserves data log, calibration log and meter settingsMethods: 10 per channel with password protectionModel: Orion Star A221 pH/mV/RmV/ORP/Temperature Portable MeterPower Supply: 4 AA batteries (included) or universal AC adapter (sold separately)Probe Type: pH electrode, ORP electrode, reference half-cell electrode, ATC temperature probe (includes 8107UWMMD ROSS Ultra Triode pH/ATC electrode)Range (ORP): ±2000.0 mVRange (Relative mV): ±2000.0 mVRelative Humidity Range: 5 to 85%, non-condensingResolution (mV): 0.1mVStability: Smart Stability and Smart AveragingTemperature Accuracy: ±0.1°CTemperature (English) Operating: 41°F to 113°F (ambient)Temperature (Metric) Operating: 5°C to 45°C (ambient)Temperature Probe Calibration: 1 point temperature offset calibrationTemperature Range (English): 22.0°F to 221.0° FTemperature Resolution: 0.1°C, 0.1°FTemperature Selection: Manual or automatic with ATC temperature probeWarranty: 3 Year MeterDimensions (L x W x H): 24cm x 10cm x 6.5cm (9.5 in. x 3.9 in. x 2.6 in.)Weight (English): 1.2 lb.Weight (Metric): 0.5 kgUnit Size: Each more