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The Apera Instruments DO8500 oxygen meter features a state-of-the-art optical sensor for accurate dissolved oxygen measurements without the need for membranes or special solutions. Providing stable readings within 1 to 3 minutes and boasting a sensor lifetime of up to 8000 hours, it is designed for reliability and ease of use. Its sensor cap has a special coating that protects it from light and chemicals, ensuring consistent performance regardless of external conditions. With an IP57 waterproof and dustproof rating, the DO8500 is ideal for harsh environments. It includes a GLP memory function to store up to 500 measurement groups, which can be transferred easily via USB.
Dissolved Oxygen (DO) | |
Accuracy | ±2% of the display or ±2% of the saturation; ±2 % of reading or ±0.2 mg/l (ppm), the larger value counts in each case |
Air Pressure Compensation | 60 to 120 kPa (automatic) |
Calibration Points | Saturation point & zero point |
Measuring Range | 0 to 200 %; 0-20.0 mg/l |
Resolution | 0.1/1 %, 0.01/0.1 mg/l (ppm) |
Response Time | 90 % in ≤30 s (25 ℃ ) |
Salt Content Compensation | 0-45 ppt (automatic) |
Temperature Compensation | 0 to 50 ℃ (automatic) |
More | |
Certification | RoHs, CE & ISO9001:2015 |
Data output | USB |
Housing Protection Class | IP57 |
Memory locations | 500 memory groups (incl. time and date) |
Power Supply | 3 x AA batteries |
Size | 88×170×33 mm (with case 360×270×76 mm) |
Weight | 313 g (with case 1.3 kg) |
Temperature | |
Accuracy | ±0,5 °C |
Resolution | 0,1 °C |
Measuring Range | 0 to 50 °C |
A complete set contains: