8
Dissolved Oxygen
Range 0.00 to 50.00 mg/L / 0.0 to 600.0 % saturation
Resolution 0.01 mg/L / 0.1 % saturation
Accuracy ±1.5 % of reading ±1 digit
Barometric Pressure
Range 450 to 850 mmHg
Resolution 1 mmHg
Accuracy ±3 mmHg within ±15 % from the calibration point
Temperature Range
‑20.0 to 120.0 °C (‑4.0 to 248.0 °F)
Resolution 0.1 °C (0.1 °F)
Accuracy ±0.2 °C (±0.4 °F) (excluding probe error)
DO Calibration
• One or two points automatic calibration at 100 % (8.26 mg/L)
and 0 % (0 mg/L).
• One point manual using a value entered by the user in %
saturation or mg/L.
Temperature Calibration One or two point at any in range temperature value
Pressure Calibration One point at any in range pressure value
Temperature
Compensation
Automatic from 0.0 to 50.0 °C (32.0 to 122.0 °F)
Pressure Compensation Automatic from 450 to 850 mmHg
Salinity Compensation Automatic from 0 to 70 g/L
DO Probe HI764073 Polarographic Probe
LOG On demand, 400 samples
Battery Type / Life
1.5V AA batteries (4 pcs.) / approx. 200 hours of continuous use
without backlight (50 hours with backlight)
Auto Power Off User selectable: 5, 10, 30, 60 minutes or disabled
PC Connectivity
Opto‑isolated USB
Dimensions 185 x 93 x 35.2 mm (7.3 x 3.6 x 1.4”)
Weight 400 g (14.2 oz)
Environment 0 to 50 °C (32 to 122 °F) max. RH 100% IP67
SPECIFICATIONS
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