APERA Instruments DO 850 Portable Dissolved Oxygen Meter Kit
APERA Instruments DO 850 Portable Dissolved Oxygen Meter Kit
• Equipped with state-of-the-art Optical DO sensor: measures dissolved oxygen level in a RELIABLE and EFFORTLESS manner
• Minimal maintenance required. Easy calibration
• IP67 waterproof and dust-proof structure, ideal to be used in harsh environments
• Comes with a complete test kit, including the meter, 10 ft optical probe, calibration cap, and a rugged carrying case
State of the art Luminescent Optical DO Sensor
• No Membrane, No Solution, No Hassle.
• Quick & Accurate Measurements
• The DO probe/tester/sensor does not consume oxygen. No limit on water flowing speed.
• Maintenance-free. No need to calibrate before every use.
• The service life of the luminescent cap is over 8000 hours. No need to replace the cap every year.
• The special coating on the luminescent cap makes it anti-interference and unaffected by light and chemicals.
• A calibration cap comes with the probe, which allows it to be calibrated and stored in saturated air.
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Dissolved Oxygen |
Dynamic Range |
(0-20.00) mg/L (ppm), (0-200.0)% |
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Resolution |
0.01/0.1mg/L (ppm), 0.1/1% |
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Accuracy |
±2% reading or ±2% saturation, whichever is greater ±2% reading or ±0.2 mg/L, whichever is greater |
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Response Time |
≤30 s (25℃ , 90% response) |
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Calibration Points |
Saturation Point & Zero Oxygen |
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Temperature Compensation |
Automatic, (0 to 50)℃ |
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Pressure Compensation |
Automatic, (60 to 120) kPa |
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Salinity Compensation |
Manual, (0 to 45) ppt |
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Temperature |
Range |
(0 to 50.0) ℃ |
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Resolution |
0.1℃ |
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Accuracy |
±0.5 ℃ |
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Other |
Batteries |
AA x 3 (1.5V×3) |
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IP Rating |
IP57 |
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Dimensions and Weight |
Meter: 88×170×33 mm/313g With case: 360×270×76 mm/1.3kg |
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Product Certificate |
RoHs, CE |
