Specifications
DescriptionOrion Star A215 pH/conductivity benchtop meter kit with ROSS Ultra Triode epoxy-body pH/ATC electrode, DuraProbe 4-cell conductivity sensor, solutions and stand
Accuracy (TDS)0.5% of reading ±1 digit
Weight (Metric)0.9 kg
Cell Constant0.001 to 199.9cm-1
Resolution (pH)0.1/0.01/0.001
Resolution (TDS)0.001 ppm minimum, auto ranging up to 4 significant digits
Accuracy (mV)±0.2 mV or ±0.05% of reading whichever is greater
StabilitySelectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
MemoryNon-volatile memory preserves data log, calibration log and meter settings
Log Function TypeAutomatic data logging with Auto-Read and Timed measure modes; manual data logging with Continuous m
Accuracy (pH)±0.002
Range (Resistivity)2 ohm to 100.0 meg-ohm
Range (TDS)0.001 ppm to 200.0 ppt
Channels2
Range (Conductivity)0.001 μS/cm to 3000 mS/cm
Resolution (Conductivity)0.001 μS minimum, auto ranging up to 4 significant digits
Resolution (Salinity)0.01 psu or 0.01 ppt minimum, auto ranging
Accuracy (Salinity)0.5% of reading ±1 digit
Calibration Points1 point relative mV (RmV) mode, 1 point ORP mode
Temperature Range (English)22.0°F to 221.0° F
Temperature (Metric) Operating5°C to 45°C (ambient)
InputsBNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (conductivity sensor with built-in temperature or ATC temperature probe), stirrer input (stirrer probe)
Alarm OutputHigh/low limit alarm, calibration due alarm
KeypadComprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
Display TypeLCD Graphic, Backlit
AC AdapterUniversal 50-60 Hz, 100-240 VAC power adapter (Cat. No. 1010003)
Range (Salinity)0.06 to 80.00 psu, 0.05 to 42.00 ppt
Calibration Points (pH)1 to 5
Data Management DetailsTransfer single, range or all data points to printer or computer
IncludesStar A215 pH/Conductivity Benchtop Meter; Orion ROSS Ultra Triode refillable, epoxy-body pH/ATC electrode; Orion DuraProbe conductivity probe; ROSS pH buffer and solution kit; Orion 1413 μS conductivity standard; Attached electrode stand and holder; Universal power adapter; Printed quick start guide and literature CD; USB computer cable
Measurement ModespH, mV, Relative mV, TDS, ORP with Temperature, Salinity, Conductivity, Resistivity with Temperature
OutputsUSB, RS232
Warranty3 Year Meter
Data Points2000 with Date and Time Stamp
Dimensions (L x W x H)24cm x 18cm x 11cm (9.5 in. x 7.1 in. x 4.3 in.)
Certifications/ComplianceCE, TUV 3-1, FCC Class A
LanguagesEnglish, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
Salinity Measurement ModesPractical salinity (psu) or natural sea water (ppt)
ModelOrion Star A215 pH/mV/RmV/ORP/Conductivity/TDS/Salinity/Resistivity/Temperature Benchtop Meter
Product TypeMeter Kit
Power SupplyUniversal AC adapter (included) or 4 AA batteries (sold separately)
Temperature Range (Metric)-5.0°C to +105.0°C
Backlight OptionYes (Selectable)
Range (mV)±2000.0 mV
Resolution (mV)0.1mV
Range (Relative mV)±2000.0 mV
Weight (English)2 lb.
Temperature Probe Calibration1 point temperature offset calibration
Temperature (English) Operating41°F to 113°F (ambient)
Temperature (Metric) Reference5, 10, 15, 20, 25°C
Range (pH)-2 to 20
Isopotential Point7.000pH
IP RatingIP54
TDS Factor RangeLinear (0.02 to 9.99)
Calibration Points (Conductivity)Up to 5
CalibrationpH with calibration editing option, relative mV (RmV), ORP, conductivity with calibration editing op
Temperature Accuracy±0.1°C
Range (ORP)±2000.0 mV
Temperature Resolution0.1°C, 0.1°F
Methods10 per channel with password protection
Accuracy (Conductivity)0.5% of reading ±1 digit > 3 μS; 0.5% of reading ±0.01 μS ≤ 3 μS
Accuracy (Resistivity)0.5% of reading ±1 digit
Resolution (Resistivity)1 ohm or 0.1 meg-ohm, auto ranging
Relative Humidity Range5 to 85 %, non-condensing
Battery Life800 hr.
Battery Type4 AA (sold separately)
Temperature SelectionManual or automatic with ATC temperature probe
Temperature CompensationLinear, nLFn (non-linear ultra pure water), nLFu (non-linear ultra pure degassed water), EP (off with warning) or off
Unit SizeEA