Orion Star™ A221 Portable pH Meter

Orion Star™ A221 Portable pH MeterAccuracy (Temperature): ±0.1°CAccuracy (mV): ±0.2 or ±0.05%, whichever is greaterAccuracy (pH): ±0.002Data Management Details: Transfer single, range or all data points to printer or computerDescription: Orion Star A221 pH portable meter standard kit with general purpose low-maintenance pH/ATC electrodeOutputs: USB, RS-232Includes: Star A221 pH meter, 9107BNMD gel-filled epoxy-body pH/ATC electrode, pH 4/7/10 buffer and rinse pouches, storage solution, protective meter armor, hard-sided carrying case, 4 AA batteries, computer cableMeasurement Modes: pHMeasurement Modes: mVMeasurement Modes: Relative mVMeasurement Modes: ORP with TemperatureCalibration: pH, relative mV (RmV), ORP and temperatureRange (pH): -2 to 20Resolution (pH): 0.001, 0.01, 0.1Range (mV): ±2000Range (ORP): ±2000.0mVResolution (mV): 0.1mVCalibration Points: 1 to 5Temperature Range (Metric): -5°C to +105°CTemperature Range (English): 22.0°F to 221.0°FResolution (Temperature): 0.1°C, 0.1°FTemperature Selection: Manual or automatic with ATC temperature probeTemperature Probe Calibration: 1 point temperature offset calibrationDisplay Type: LCD, Graphic 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 with Auto-Read Measure Mode, Manual with Continuous Measure NodeAlarm Output: Calibration due alarm (fixed 12 hour)Inputs: BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe)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 x 10 x 6.5 cm (9.5 x 3.9 x 2.6 in.)Weight (Metric): 0.5 kgWeight (English): 1.2 lb.Keypad: Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keysModel: 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 9107BNMD silver chloride pH/ATC electrode)Languages: English, Spanish, French, Italian, German and Chinese; Portuguese and Korean Available with Software UpdateRange (Relative mV): ±2000.0mVRelative Humidity Range: 5 to 85%, non-condensingIsopotential Point: 7.000pHStability: Smart Stability and Smart AveragingTemperature (English) Operating: 41°F to 113°F (ambient)Temperature (Metric) Operating: 5°C to 45°C (ambient)Channels: 1Battery Type: 4 x AABattery Life: 800 hr.Unit Size: Each more