Digital Benchtop Dissolved Oxygen Meter Model: A181

Features:
• Professional benchtop dissolved oxygen meter is equipped with a 7 inch TFT display.
• 1 or 2 points calibration using the air-saturated water or zero oxygen solution.
• Salinity and barometric pressure compensations eliminate the measurement error.
• Auto-Read function senses and locks the measurement endpoint.
• Timed Interval Readings sends the measurement data to a PC or printer.
• Limit Alarm automatically alerts when reading exceeds the specified range.
• Calibration due alarm prompts user to calibrate the meter regularly.
• Calibration report shows the date, time, calibration point, etc.
• Password protection prevents the unauthorized calibration and settings.
• Expanded memory stores or recalls up to 1000 data sets.
• Reset function automatically resumes all settings back to the factory defaults.

Dissolved Oxygen
Range: 0.00 to 20.00mg/L
Resolution: 0.01mg/L
Accuracy: ±0.2mg/L
% Saturation of Oxygen
Range: 0.0 to 200.0%
Resolution: 0.1%
Accuracy: ±2.0%

General Specifications
Calibration Points1 or 2 points
Temperature Compensation: 0 to 50°C/32 to 122°F, automatic
Pressure Correction: 60.0 to 112.5kPa/450 to 850mmHg, manual
Salinity Correction: 0.0 to 50.0g/L, manual
Measurement Modes
DO: Stability Criteria
Standard or high-accuracy
Calibration Due Alar: 1 to 31 days or off
Interval Readings: 10, 30, 60 seconds, 10, 30 minutes or off
Password Protection: 4 digits
Memory: Stores up to 1000 data sets
OutputL USB communication interface
Connector: 6-pin nimi-DIN
Display: 7” TFT LCD
Power: DC12V, using AC adapter, 220V/50Hz
Dimensions: 240(L)×220(W)×80(H)mm
Weight: 1.7kg