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Description	Orion Star A216 pH/RDO/DO benchtop meter with stand
Item Description	Orion Star A216 pH/RDO/DO benchtop meter with stand
Includes	Star A216 pH/RDO/DO meter, electrode stand, universal power adapter, literature CD, printed quick start guide, computer interface cable and meter test certificate
Range (pH)	-2.000 to 20.000pH
Resolution (pH)	0.1, 0.01, 0.001pH
Accuracy (pH)	±0.002pH
Range (mV)	±2000.0mV
Range (Relative mV)	±2000.0mV
Range (ORP)	±2000.0mV
Resolution (mV)	0.1mV
Accuracy (mV)	±0.2 mV or ±0.05% of reading whichever is greater
Isopotential Point	7.000pH
Range (Polarographic DO)	0.00 to 90.00mg/L
Resolution (Polarographic DO)	0.01, 0.1mg/L
Accuracy (Polarographic DO)	±0.2mg/L or ±2% of reading, whichever is greater
Range (RDO)	0.00 to 50.00mg/L
Resolution (RDO)	0.01, 0.1mg/L
Accuracy (RDO)	±0.1mg/L up to 8mg/L, ±0.2mg/L from 8 to 20mg/L, ±10% of reading up to 50mg/L
Percent Saturation Range (Polarographic DO)	0.0 to 600.0 % saturation
Percent Saturation Resolution (Polarographic DO)	0.1, 1 % saturation
Percent Saturation Relative Accuracy (Polarographic DO)	±2 % saturation or ±2% of reading whichever is greater
Percent Saturation Range (RDO)	0.0 to 500.0 % saturation
Percent Saturation Resolution (RDO)	0.1, 1 % saturation
Percent Saturation Relative Accuracy (RDO)	±2 % saturation ≤ 200 % saturation, ±10 % saturation > 200 % saturation
Barometric Pressure Correction	400 to 850mmHg, automatic using built-in barometer or manual entry
Pressure Range	400 to 850mmHg
Pressure Resolution	1mmHg
Accuracy (Barometer)	±6mmHg
Salinity Factor	0.0 to 45.0 ppt, automatic correction using manual entry of sample salinity
Calibration	pH with calibration editing option, relative mV (RmV), ORP, dissolved oxygen and temperature
Calibration Points (pH)	1 to 5
Calibration Points	1 point relative mV (RmV) mode, 1 point ORP mode
Calibration Modes	Water-saturated air, air-saturated water, manual (Winkler titration), zero point
Range (Temperature)	-5.0° to 105.0° C, 22.0° to 221.0° F
Resolution (Temperature)	0.1°C, 0.1°F
Accuracy (Temperature)	±0.1°C
Temperature Selection	Manual or automatic with ATC temperature probe
Temperature Probe Calibration	1 point temperature offset calibration
Channels	2
Display Type	Graphic LCD with backlight
Backlight Option	Yes, selectable
Keypad	Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
Measurement Modes	pH, mV, relative mV (RmV) or ORP with temperature; dissolved oxygen as % saturation or mg/L with temperature and barometric pressure
Stability	Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Data Management Details	Transfer single, range or all data points to printer or computer
Data Points	2000 with date and time stamp
Log Function Type	Automatic data logging with Auto-Read and Timed measure modes; manual data logging with Continuous measure mode
Memory	Non-volatile memory preserves data log, calibration log and meter settings
Alarm Output	High/low limit alarm, calibration due alarm
Methods	10 per channel with password protection
Languages	English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
Inputs	BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe), 9 pin MiniDIN (RDO optical or polarographic DO sensor with built-in temperature), stirrer input (stirrer probe)
Outputs	USB, RS232
Power Supply	Universal AC adapter (included) or 4 AA batteries (sold separately)
AC Adapter	Universal 50-60 Hz, 100-240 VAC power adapter (Cat. No. 1010003)
Battery Type	Four AA (sold separately)
Battery Life	800 hours
IP Rating	IP-54
Certifications/Compliance	CE, TUV 3-1, FCC Class A
Temperature (English) Operating	41° to 113°F (ambient)
Temperature (Metric) Operating	5° to 45° C (ambient)
Relative Humidity Range	5 to 85 %, non-condensing
Dimensions (L x W x H)	24cm x 18cm x 11cm (9.5 in. x 7.1 in. x 4.3 in.)
Weight (Metric)	0.9kg
Weight (English)	2 lb.
Model	Orion Star A216 pH/mV/RmV/ORP/RDO Optical/Dissolved Oxygen/Temperature Benchtop Meter
Warranty	3 year meter warranty
Unit Size	Each