Dissolved Oxygen Meter PDO-519, (Do Meter) – Lutron
Dissolved Oxygen Meter PDO-519, (Do Meter) – Lutron is a compact and portable digital instrument designed for measuring dissolved oxygen and temperature in water. Manufactured by Lutron, the PDO-519 is suitable for routine water quality analysis in laboratories, aquaculture facilities, wastewater treatment plants, environmental monitoring, research institutions, and educational laboratories.
The instrument provides dissolved oxygen measurement over a range of 0 to 20.0 mg/L, with a resolution of 0.1 mg/L. It also provides an air oxygen reference measurement range of 0 to 100.0% O₂. With an integrated polarographic probe and temperature sensor, the PDO-519 provides a practical solution for dissolved oxygen monitoring in both laboratory and field environments.
Key Features
- Product: Dissolved Oxygen Meter PDO-519
- Brand: Lutron
- Model: PDO-519
- Measurement Type: Dissolved Oxygen and Temperature
- Dissolved Oxygen Range: 0 to 20.0 mg/L
- Air Oxygen Range: 0 to 100.0% O₂
- DO Resolution: 0.1 mg/L
- Air Oxygen Resolution: 0.1% O₂
- Temperature Resolution: 0.1°C
- DO Accuracy: ±0.7% O₂ at 23 ± 5°C
- Operating Temperature: 0 to 50°C
- Probe: Polarographic type with integrated temperature sensor
- Temperature Compensation: Automatic
- Display: LCD
- Data Hold: Available
- Recall Function: Available
- Auto Power-Off: Available
- Design: Compact and portable
- Housing: Durable ABS construction
Dissolved Oxygen Measurement
Dissolved oxygen is an important parameter in water quality assessment and is routinely monitored in aquatic environments, laboratory testing, aquaculture, and wastewater treatment. The Dissolved Oxygen Meter PDO-519, (Do Meter) – Lutron is designed to provide convenient measurement of dissolved oxygen concentration in water.
Its 0 to 20.0 mg/L measurement range and 0.1 mg/L resolution make it suitable for routine monitoring and comparative water quality testing. The instrument also supports air oxygen measurement from 0 to 100.0% O₂ for reference purposes.
Automatic Temperature Compensation
Temperature has a direct influence on dissolved oxygen measurements. The PDO-519 incorporates a built-in temperature sensor and automatic temperature compensation (ATC) to account for temperature variations during measurement.
The instrument operates within a temperature range of 0 to 50°C and provides temperature readings with a resolution of 0.1°C. This feature helps make the meter suitable for applications where water temperature and dissolved oxygen need to be monitored together.

Applications
Aquaculture and Fish Farming
Dissolved oxygen is an important water quality parameter in aquaculture. The PDO-519 can be used for routine monitoring of dissolved oxygen levels in fish tanks, ponds, hatcheries, and other aquaculture environments.
Laboratory and Research
The Dissolved Oxygen Meter PDO-519 is suitable for laboratory analysis, research activities, water quality studies, and educational experiments where dissolved oxygen and temperature measurements are required.
Wastewater Treatment
Dissolved oxygen monitoring is commonly used in wastewater treatment and aeration processes. The PDO-519 can support routine measurement and monitoring of dissolved oxygen levels in relevant treatment applications.
Environmental Monitoring
The meter can be used for general dissolved oxygen assessment in ponds, lakes, rivers, tanks, and other water bodies as part of environmental and water quality monitoring activities.
Educational and Training Laboratories
Schools, colleges, universities, and technical training laboratories can use the PDO-519 for practical demonstrations and experiments related to dissolved oxygen, temperature, and water quality.
Portable Design and Convenient Operation
The Dissolved Oxygen Meter PDO-519, (Do Meter) – Lutron features a compact design suitable for portable testing. Its LCD display provides convenient viewing of measurement results, while the data hold function allows a displayed value to be retained for easier recording.
The instrument also includes a recall function and automatic power-off feature for convenient routine operation. Its durable ABS housing is designed for regular laboratory and field use.
Why Choose Lutron PDO-519?
The Lutron PDO-519 combines dissolved oxygen measurement, temperature measurement, automatic temperature compensation, and portable operation in a single instrument. Its compact design and practical measurement functions make it suitable for laboratories, aquaculture, wastewater treatment, environmental monitoring, research, and educational applications.
For organizations requiring a portable instrument for routine dissolved oxygen measurement, the Dissolved Oxygen Meter PDO-519, (Do Meter) – Lutron offers a practical solution for water quality testing and monitoring.
Product Information
Product Name: Dissolved Oxygen Meter PDO-519, (Do Meter) – Lutron
Brand: Lutron
Model: PDO-519
Type: Digital Dissolved Oxygen Meter
DO Range: 0–20.0 mg/L
Air Oxygen Range: 0–100.0% O₂
Temperature Range: 0–50°C
Origin: Taiwan
Dissolved Oxygen Meter PDO-519 Price in Bangladesh
M/S Bright Scientific Co. supplies laboratory instruments, scientific equipment, laboratory chemicals, glassware, and laboratory consumables in Bangladesh. For the latest Dissolved Oxygen Meter PDO-519 price, availability, specifications, and order information, customers can contact Bright Scientific.

















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