The Apera Instruments DO8500 Optical Dissolved Oxygen Meter is a high-precision instrument designed for fast, accurate, and effortless dissolved oxygen measurements. Featuring a state-of-the-art optical sensor, this device provides stable readings in just 1 to 3 minutes without the need for membranes or special solutions.

Key Features:

✔ Advanced Optical Sensor – Delivers quick and precise dissolved oxygen measurements with minimal maintenance.
✔ Long Sensor Life – The optical sensor operates for up to 8000 hours, reducing replacement costs.
✔ Easy Calibration & Minimal Maintenance – No membranes or electrolyte solutions required.
✔ Anti-Interference Technology – A special luminescent cap coating prevents interference from external light and chemicals.
✔ Automatic Compensation – Temperature, air pressure, and salinity are automatically compensated for accurate readings.
✔ Data Logging & USB Output – Stores up to 500 memory groups, which can be exported via USB for further analysis.
✔ Rugged & Waterproof Design (IP57) – Fully protected against dust and water for use in harsh environments.
✔ Portable & Convenient – Comes with a durable carrying case and essential accessories for field and laboratory applications.
✔ Certified & Warranty-Backed – EC-marked with a 3-year warranty on the meter and 2 years on the electrode.

Complete Set Includes:

• DO8500 Oxygen Meter
• DO803 Optical Dissolved Oxygen Electrode
• Conductivity Electrode 2301-3M
• Electrode Calibration Cap
• Electrode Clip
• Replacement Sponge as Water Reservoir
• Small Screwdriver
• PC Link CD & USB Cable (for data transfer)
• User Manual
• Rugged Carrying Case

The Apera Instruments DO8500 is the ideal choice for professionals in environmental monitoring, aquaculture, laboratory research, and industrial applications. With precision, durability, and advanced data logging, it ensures reliable oxygen measurement anytime, anywhere.