The PDO-520 Dissolved Oxygen Meter offers accurate and reliable measurements with a pen-type design and separate probe, making it an essential tool for various applications in laboratories, aquariums, and more.

 Exceptional Features of the PDO-520:

1. Wide Measurement Range:

-Measures dissolved oxygen from 0 to 20.0 mg/L and air oxygen from 0 to 100%, providing a comprehensive range for various testing needs.

2. Separate Polarographic Probe:

-Equipped with a polarographic type probe with an incorporated temperature sensor and a 4-meter cable, ensuring precise dissolved oxygen and temperature measurements with automatic compensation from 0℃ to 50℃.

3. Multi-Display LCD:

-Displays dissolved oxygen and temperature simultaneously on a dual-function LCD, enhancing readability and usability.

4. User-Friendly Design:

-Includes features such as data hold, maximum/minimum readings recall, auto power-off to save battery life, and water-resistant housing (IP-65 rated).

5. Durable and Portable:

-Designed with durable components and a compact ABS-plastic housing, making it easy to carry and operate in various environments.