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https://www.lutron.com.tw/products/109/dissolved-oxygen-meter

 

DISSOLVED OXYGEN METER
YK-22DOA
Product Overview
Achieve Precision with a Smart and Versatile Dissolved Oxygen Meter

 

The YK-22DOA Dissolved Oxygen Meter offers accurate and reliable dissolved oxygen measurements with a robust design, making it an essential tool for various applications in water conditioning, aquariums, food processing, and more.

 

Exceptional Features of the YK-22DOA:

 

1. High Precision Measurement: Uses a polarographic oxygen probe with a temperature sensor to provide high precision measurements for dissolved oxygen (DO) and temperature.

2. Wide Measurement Range: Measures dissolved oxygen from 0 to 20.0 mg/L and oxygen in the air from 0 to 100.0%, covering a wide range of applications.

3. Automatic Temperature Compensation: Includes automatic temperature compensation, ensuring precise readings under varying conditions.

4. User-Friendly Functions: Features data hold, maximum and minimum value memory recall, and an auto power-off function to save battery life.

5. Durable and Portable Design: Heavy-duty probe with a detachable head for easy operation in different environments, including connection with BOD bottles.

 

Technical Specifications:

 

– Measurement Ranges:

– Dissolved Oxygen: 0 to 20.0 mg/L

– Oxygen in Air: 0 to 100.0%

– Temperature: 0 to 50℃

– Resolutions:

– Dissolved Oxygen: 0.1 mg/L

– Oxygen in Air: 0.1%

– Temperature: 0.1℃

– Accuracy:

– Dissolved Oxygen: ±0.4 mg/L

– Oxygen in Air: ±0.7%

– Temperature: ±0.8℃ / ±1.5℉

– Display: LCD size 52 mm x 38 mm with green backlight (ON/OFF)

– Temperature Compensation: Automatic from 0 to 50℃

– Salt Compensation: Adjustable from 0 to 50%

– Height Compensation: Adjustable from 0 to 8,900 meters

– Data Hold: Freezes the display reading

– Memory Recall: Maximum and minimum values

– Sampling Time: Approximately 1 second

– Data Output: RS232/USB PC computer interface

– Power Supply: 9V battery (006P) or DC 9V adapter

– Power Consumption: Approximately 14 mA (LCD backlight OFF), approximately 26 mA (LCD backlight ON)