Features：
GENERAL FEATURES
· High resolution LCD display, 5.7 inches.
· Multi-reading feature allows auto-read, timed-read and continuous-read.
· Automatic/Manual temperature compensation ensures accurate results.
· Auto-hold feature senses and locks the measurement endpoint.
· Data Storage 500 sets (GLP-compliant).
· Support for USB or RS-232 communication.
· Reset feature automatically resumes all settings back to factory default options.
· IP54 waterproof.
· Support for air-saturated water or zero oxygen calibration.
· Auto barometric pressure compensation
· Manual Salinity Factor Correction
· Selectable pressure unit, including kPa, mbar, Torr, Atm.
Includes
· DO-958-Q polarographic DO electrode（zero oxygen calibration solution, dissolved oxygen electrolyte, 3 pcs electrode membrane cover）
· REX-5 electrode stand
Specifications：
Model | DO400F |
Parameters | DO/Temp(DO Saturation). |
Dissolved Oxygen Concentration | Sensor Type | Polarographic |
Range | 0.00 to 99.99 ppm |
Resolution | 0.01ppm |
Accuracy | （0.00~50.00）ppm，±0.10ppm （50.0~99.99）ppm，±0.50ppm |
Calibration Points | Air-saturated water or zero point |
Barometric Compensation | Yes |
Manual Salinity Factor Correction | Yes |
DO Saturation | Range | (0.0 to 600.0)% |
Resolution | 0.1% |
Accuracy | ±2.0% |
Temperature | Range | -10 to 135 ºC, 14 to 275 ºF |
Unit | ºC, ºF |
Resolution | 0.1 |
Accuracy | ±0.1ºC |
Measurement | Reading Mode | Auto Read (Fast, Medium, Slow), Timed, Continuous |
Reading Prompts | Reading, Stable, Locked |
Temp. Compensation | ATC, MTC |
Data management | Data Storage | 500 results each |
GLP Features | Yes |
Inputs | DO with Temp. Probe | 4-pin aviation connector |
Outputs | USB | PC |
RS 232 | printer |
Display options | Backlight | Yes |
Auto Shutdown | 1~60 min, off |
IP Rating | IP54 |
Date and Time | Yes |
General | Power | AC Adapter, 100-240V AC input, DC9V output |
Dimensions | 242×195×68 mm |
Weight | 900g (1.98 lb) |
Dimensions (Carton) | 370×320×220 mm |
Weight (Gross) | 2.5 kg |
