DO8500 Portable Optical Dissolved Oxygen Meter Kit with Data logger

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The Apera Instruments DO8500 oxygen meter is equipped with a state-of-the-art optical sensor for dissolved oxygen measurements.
The optical sensor has no membrane and requires no special solutions. You will get a stable reading in 1 to 3 minutes.
The sensor has a lifetime of up to 8000 hours of operation.
The special coating on the cap protects the sensor from external influences and enables measurements independent of available light and chemicals.
The meter is waterproof and dustproof (IP57 protection rating), allowing it to work in harsh environments.
The DO8500 has a memory function with space for 500 memory groups, which can be read out via USB.

Technical Specifications

Dissolved oxygen (DO)	Measuring range	0 to 200 %; 0-20.0 mg/l
	Resolution	0.1/1 %, 0.01/0.1 mg/l (ppm)
	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
	Response time	90 % in ≤30 s (25 ℃ )
	Calibration points	Saturation point & zero point
	Temperature compensation	0 to 50 ℃ (automatic)
	Air pressure compensation	60 to 120 kPa (automatic)
	Salt content compensation	0-45 ppt (automatic)
Temperature	Measuring range	0 to 50 °C
	Resolution	0,1 °C
	Accuracy	±0,5 °C
more	Memory locations	500 memory groups (incl. time and date)
	Data output	USB
	Power supply	3 x AA batteries
	Housing protection class	IP57
	Size	88×170×33 mm (with case 360×270×76 mm)
	Weight	313 g (with case 1.3 kg)
	Certification	RoHs, CE & ISO9001:2015

 

A complete set contains:

• DO8500 meter
• DO803 Optical electrode for dissolved oxygen
• Conductivity electrode 2301-3M
• Electrode calibration cap
• Electrode clip
• Small screwdriver
• Sponge as water reservoir (replacement)
• PC Link CD
• USB cable
• operation manual
• Carrying case

The meter has the EC marking and a warranty of three years on the device (two years on electrodes).