Dissolved oxygen analyzer

A181Dissolved oxygen analyzer
Professional dissolved oxygen analyzer, suitable for laboratory measurement of dissolved oxygen concentration and percentage saturation of water quality.

A181- Functional Features
The 7-inch TFT LCD screen displays measurement data and prompt information clearly.
Use air saturated water or zero oxygen solution for 1 or 2 point calibration.
• Optional salinity and atmospheric pressure compensation coefficients.
Automatic temperature compensation ensures accurate measurement across the full range.
Automatic endpoint locking preserves stable readings for easy browsing and recording.
• Interval reading mode sends measurement values to PC or printer at regular intervals.
The limit alarm automatically prompts whether the measurement exceeds the set range.
Calibration expiration reminder prompts users to regularly calibrate the instrument.
Password protection prevents unauthorized calibration and settings.
Extended memory can store up to 1000 sets of data.
The USB communication interface is easy to connect to external devices.
The reset function automatically restores the instrument to the factory default settings.



A181-Dissolved oxygen analyzer|Technical Specifications
• Measurement range of dissolved oxygen concentration: 0.00~20.00mg/L
• Measurement accuracy of dissolved oxygen concentration: ± 0.2mg/L
• Saturation measurement range: 0.0~200.0%
•% Saturation measurement accuracy: ± 2.0%
Calibration: 1 or 2 points
• Temperature compensation: 0~50 ° C, automatic
• Salinity compensation: 0.0~50.0g/L
• Atmospheric pressure compensation: 60.0~112.5kPa
• Measurement mode: Continuous or automatic endpoint locking
• Data stability conditions: standard or high precision
Calibration reminder: 1 to 31 days or closed
• Interval readings: 10, 30, 60 seconds, 10, 30 minutes or off
Data storage: 1000 sets, USB communication interface
• Power type: DC12V power adapter
• Dimensions: 240 (length) x 200 (width) x 80 (height) mm
• Instrument weight: 1.7kg