Specifications
Accuracy (Conductivity)0.5% of reading ±1 digit > 3 μS; 0.5% of reading ±0.01 μS ≤ 3 μS
DescriptionOrion Star A222 conductivity/TDS/salinity/resistivity portable meter kit with DuraProbe 4-cell conductivity sensor, solutions, meter armor and field case
OutputsUSB, RS232
IncludesStar A222 Conductivity Meter with Batteries; 013010MD DuraProbe Epoxy 4-Probe (K=0.475) Conductivity Probe with 3 Meter Cable; 01100710 Conductivity 1413uS Standard Pouches; 911110 Rinse Solution Pouches; STARA-CS Star A Meter Hard Carrying Case; STARA-AR Protective Armor with Electrode Holder
Measurement ModesConductivity, TDS, Salinity, Resistivity with Temperature
Compatible Probes2-cell or 4-cell conductivity sensors with built-in temperature
Cell Constant0.001 to 199.9cm-1
CalibrationConductivity and temperature
Calibration Points (Conductivity)5
Range (Conductivity)0.001 μS/cm to 3000 mS/cm
Resolution (Conductivity)0.001 μS minimum, auto ranging up to 4 significant digits
Temperature CompensationLinear, nLFn (non-linear ultra pure water) or off
Temperature (Metric) Reference15, 20, 25°C
Range (Salinity)0.06 to 80.00 psu, 0.05 to 42.00 ppt
Resolution (Salinity)0.01 psu or 0.01 ppt minimum, auto ranging
Accuracy (Salinity)0.5% of reading ±1 digit
Salinity Measurement ModesPractical salinity (psu)
Resolution (TDS)0.001 ppm minimum, auto ranging up to 4 significant digits
Accuracy (TDS)0.5% of reading ±1 digit
TDS Factor RangeLinear (0.02 to 9.99)
Temperature Range (Metric)-5°C to +105°C
Resolution (Temperature)0.1°C (0.1°F)
Accuracy (Temperature)±0.1°C
Range (Resistivity)2 ohm to 100.0 megohm
Temperature SelectionManual or automatic with ATC temperature probe
Temperature Probe Calibration1 point temperature offset calibration
Display TypeGraphic LCD with Backlight
Backlight OptionYes, selectable
MemoryNon-volatile memory preserves data log, calibration log and meter settings
Data Points1000 with date and time stamp
Log Function TypeAutomatic data logging with Auto-Read measure mode; manual data logging with Continuous measure mode
Data Management DetailsTransfer single, range or all data points to printer or computer
Alarm OutputCalibration due alarm (fixed 12 hour)
Inputs8 pin MiniDIN (conductivity sensor with built-in temperature)
Certifications/ComplianceCE, TUV 3-1, FCC Class A
IP RatingIP67
AC AdapterUniversal 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 kg
Weight (English)1.2 lb.
Warranty3 Year Meter
Probe TypeConductivity sensor (includes 013010MD Orion DuraProbe 4-cell conductivity sensor)
Relative Humidity Range5 to 85%, non-condensing
ModelOrion Star A222 Conductivity/TDS/Salinity/Resistivity/Temperature Portable Meter
Resolution (Resistivity)1 ohm or 0.1 megohm, auto ranging
Power Supply4 AA batteries (included) or universal AC adapter
Methods10 per channel with password protection
StabilitySmart Stability and Smart Averaging
KeypadComprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
LanguagesEnglish, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
Temperature (English) Operating41°F to 113°F (ambient)
Temperature (Metric) Operating5°C to 45°C (ambient)
Channels1
Accuracy (Resistivity)0.5% of reading ±1 digit
Battery Type4 x AA (included)
Battery Life800 hr.
Unit SizeEach