Ready Indicator prompts whenever reading stabilizes.
Hold Function freezes reading for easy viewing and recording.
Max/Min/AVG function help to analyze the data (8403).
Auto-Power off by selecting time frame.
Powered by 4 AAA Batteries or optional AC adaptor.
 or unit switchable with 0.1/0.1 resolution.
Low battery indication & Backlight functions.
Adjustable real data (Y-M-D) and real time (H:M:S) by pushing button (8403).
APPLICATION:
Aquaculture: To monitor oxygen levels in fish and shrimp farming.
Industria: Ideal for checks the quality of plant water intake and discharge.
Environmental: To test water quality, BOD( Biochemical Oxygen Demand ) value.
Educational: Ideal for quick, accurate DO readings in laboratories and schools.
3 Ways to download : via IrDA Datalogger Printer 9802 and 9680 as well as via RS232 to PC.