| Accuracy (Barometer) |
±6mmHg |
| Accuracy (Polarographic DO) |
±0.2mg/L or ±2% of reading, whichever is greater |
| Accuracy (RDO) |
±0.1mg/L up to 8mg/L, ±0.2mg/L from 8 to 20mg/L, ±10% of reading up to 50mg/L |
| Alarm Output |
Set point alarm, high/low limit alarm, calibration due alarm |
| Barometric Pressure Correction |
400 to 850mmHg, automatic using built-in barometer or manual entry |
| Calibration Modes |
Water-saturated air, air-saturated water, manual (Winkler titration), zero point |
| Dimensions (L x W x H) |
12cm x 3cm x 9.5cm (4.7 in. x 1.2 in. x 3.8 in.) |
| IP Rating |
IP-54 |
| Inputs |
9 pin MiniDIN (RDO optical or polarographic DO sensor with built-in temperature) |
| Measurement Modes |
Dissolved oxygen as % saturation or mg/L with temperature and barometric pressure |
| Methods |
10 per channel with password protection |
| Model |
Orion Versa Star RDO Optical/Dissolved Oxygen/Temperature Measurement Module |
| Percent Saturation Range (Polarographic DO) |
0 to 600% Saturation |
| Percent Saturation Range (RDO) |
0.0 to 500.0 % saturation |
| Percent Saturation Relative Accuracy (Polarographic DO) |
±2% Saturation |
| Percent Saturation Relative Accuracy (RDO) |
±2 % saturation ≤ 200 % saturation, ą10 % saturation > 200 % saturation |
| Percent Saturation Resolution (Polarographic DO) |
0.1, 1 % saturation |
| Percent Saturation Resolution (RDO) |
0.1, 1% Saturation |
| Pressure Range |
400 to 850mmHg |
| Pressure Resolution |
0.1mmHg |
| Probe Type |
RDO optical dissolved oxygen probe, polarographic dissolved oxygen probe (purchase separately) |
| Range (Polarographic DO) |
0.00 to 90.00mg/L |
| Range (RDO) |
0.00 to 50.00mg/L |
| Range (Temperature) |
-5 to +105°C |
| Relative Humidity Range |
5 to 85 %, non-condensing |
| Resolution (Polarographic DO) |
0.01, 0.1 mg/L; 0.1, 1 % saturation |
| Resolution (RDO) |
0.01, 0.1 mg/L; 0.1, 1 % saturation |
| Salinity Factor |
0 to 45ppt |
| Stability |
Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting |
| Temperature Accuracy |
±0.1°C |
| Temperature (English) Operating |
41° to 113°F (ambient) |
| Temperature (Metric) Operating |
5° to 45°C (ambient) |
| Temperature Probe Calibration |
1 point temperature offset calibration |
| Temperature Resolution |
0.1°C |
| Temperature Selection |
Automatic with ATC temperature probe |
| Warranty |
Three-year meter replacement |
| Weight (English) |
0.5 lb. |
| Weight (Metric) |
0.2kg |
| Description |
Orion Versa Star RDO/DO/temperature measurement module |
| Includes |
Versa Star RDO/DO module and printed quick start guide |
| Measure dissolved oxygen in percent saturation or mg/L with temperature using Orion RDO optical DO probes or Orion polarographic DO probes and automatic sensor recognition |
| Calibrate dissolved oxygen using water-saturated air, air-saturated water, custom value (Winkler titration) and zero point options |
| Automatically compensate dissolved oxygen readings using ATC temperature, manual salinity input and built-in barometer for barometric pressure readings |
| Customize measurements to show calibration history or simplify to show an extra large dissolved oxygen reading |
| Module offers a 3-year replacement warranty |