Specifications
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
Accuracy (TDS)0.5% of reading ±1 digit
Accuracy (Temperature)±0.1°C
Accuracy (Salinity)±0.1ppt
Alarm OutputSet point alarm, high/low limit alarm, calibration due alarm
CalibrationConductivity with calibration editing option and temperature
Cell Constant0.001 to 199.9
Calibration PointsUp to 6
Compatible Probes2-cell or 4-cell conductivity sensors with built-in temperature
DescriptionOrion VERSA STAR Conductivity/TDS/Resistivity/Salinity/Temperature Module
TypeConductivity Measurement Module
Dimensions (L x W x H)12 x 3 x 9.5 cm (4.7 x 1.2 x 3.8 in.)
Inputs8 pin MiniDIN (conductivity sensor with built-in temperature)
IncludesVersa Star conductivity module and printed quick start guide
IP RatingIP-54
Measurement ModesConductivity, TDS, salinity or resistivity with temperature
Methods10 per channel with password protection
ModelOrion Versa Star Conductivity/TDS/Salinity/Resistivity/Temperature Measurement Module
Probe TypeConductivity sensor (purchase separately)
Range (Conductivity)0.001 µS/cm to 3000 mS/cm
Range (Resistivity)2 ohm to 100.0 meg-ohm
Range (Salinity)0.06 to 80.00 psu, 0.05 to 42.00 ppt
Range (TDS)0.001 ppm to 200.0 ppt
Resolution (Conductivity)0.001 μS minimum, auto ranging up to 4 significant digits
Relative Humidity Range5 to 85 %, non-condensing
Resolution (Resistivity)1 ohm or 0.1 meg-ohm, auto ranging
Resolution (Salinity)0.01 psu or 0.01 ppt minimum, auto ranging
Resolution (Temperature)0.1°F/°C
Resolution (TDS)0.001 ppm minimum, auto ranging up to 4 significant digits
Salinity Measurement ModesPractical salinity (psu) or natural sea water (ppt)
StabilitySelectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Temperature CompensationLinear, nLFn (non-linear ultra pure water), nLFu (non-linear ultra pure degassed water), EP (off with warning) or off
TDS Factor RangeLinear (0.02 to 9.99)
Temperature (English) Range41°F to 113°F
Temperature (Metric) Range-5°C to 105deg;C
Temperature Probe Calibration1 point temperature offset calibration
Temperature (Metric) Operating5°C to 45°C
Temperature (Metric) Reference5, 10, 15, 20, 25°C
Temperature SelectionManual or automatic with ATC temperature probe
Weight (English)0.5 lb.
Warranty3 year meter replacement
Weight (Metric)0.2 kg
Unit SizeEach