General Tools DOM551SD Data Logging Dissolved Oxygen Meter with Excel Format SD Card

General's Patented DOM551SD Data Logging Dissolved Oxygen Meter with Excel Formatted SD Card accurately measures dissolved oxygen concentration of liquid or air. Uses heavy-duty Polarography oxygen probe and precisely measures dissolved oxygen from 0 to 20 mg/L, as well as liquid temperature. It is easy to calibrate, supports automatic and manual data logging and time-stamps and stores measurements on SD memory cards. The sampling time is settable from 1 second to 9 hours. Features minimum/maximum memory and data hold. Automatically compensates for altitude and salt content of liquids. Features a 1.5 x 2.0 inch backlit liquid crystal display. Includes hard carrying case, oxygen probe, probe-filling electrolyte, two spare probe heads and diaphragm set, 2 GB SD memory card, user's manual and 1 Year Limited Warranty. Power source is 6 AA batteries or optional 9-VDC adapter.

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