Real Instruments Lutron DO-5509 High-Precision Dissolved Oxygen Meter, Automatic Calibration, Polarographic Probe, Temperature Compensation, IP65 Splashproof Rating for Aquaculture, Environmental Monitoring, Water Treatment & Laboratory Research

Lutron DO-5509 Dissolved Oxygen Meter Specifications:

• Measurement Range:

  • Dissolved Oxygen (DO): 0.00 mg/L to 20.00 mg/L
  • Oxygen Saturation: 0.0% to 200.0%
  • Temperature: 0.0°C to 50.0°C (32.0°F to 122.0°F)

• Accuracy:

  • Dissolved Oxygen: ±0.3 mg/L
  • Oxygen Saturation: ±2% of the reading
  • Temperature: ±0.5°C (±0.9°F)

• Resolution:

  • Dissolved Oxygen: 0.01 mg/L
  • Oxygen Saturation: 0.1%
  • Temperature: 0.1°C (0.1°F)

• Probe Type:

  • Polarographic dissolved oxygen probe with replaceable membrane caps.

• Response Time:

  • T90 (time to reach 90% of the final value): ≤30 seconds at 25°C

• Calibration:

  • Automatic air calibration and zero-point calibration for enhanced accuracy.

• Temperature Compensation:

  • Automatic temperature compensation from 0°C to 50°C.

• Display:

  • Large backlit LCD with dual-display for dissolved oxygen and temperature readings.

• Power Supply:

  • 4 x AAA batteries or AC adapter for continuous operation.

• Waterproof Rating:

  • IP65 splashproof design, suitable for both field and laboratory use.

• Dimensions:

  • Main Unit: 200mm x 80mm x 35mm (7.87 x 3.15 x 1.38 inches)
  • Probe Cable Length: 4 meters (13.1 feet)

• Weight:

  • Approximately 350 grams (0.77 lbs), including batteries.

Lutron DO-5509 Dissolved Oxygen Meter Description:

The Lutron DO-5509 Dissolved Oxygen Meter is a reliable and versatile instrument designed to accurately measure dissolved oxygen levels and temperature in water samples. With a wide measurement range of 0.00 to 20.00 mg/L for dissolved oxygen and 0.0% to 200.0% for oxygen saturation, the DO-5509 is ideal for a variety of applications, including aquaculture, environmental monitoring, water treatment, and laboratory research.

Equipped with a polarographic DO probe, the meter delivers precise, fast, and stable readings with a T90 response time of less than 30 seconds, making it efficient for real-time monitoring of aquatic systems. The automatic temperature compensation from 0°C to 50°C ensures accurate readings even under varying temperature conditions, while automatic calibration guarantees ease of use and sustained accuracy over time.

The meter features a dual-display LCD that allows simultaneous viewing of dissolved oxygen and temperature, with backlighting for better visibility in low-light conditions. Its IP65-rated splashproof design makes it well-suited for outdoor use, ensuring durability in challenging environments.

The Lutron DO-5509 can be powered by AAA batteries or an AC adapter, offering flexibility in field and laboratory settings. Whether you're monitoring the oxygen levels in water treatment facilities, conducting research on aquatic ecosystems, or ensuring the optimal conditions in aquaculture systems, the DO-5509 provides dependable, high-performance results for accurate water quality management.