Pro20 YSI Professional Series Dissolved Oxygen Instrument

Combine this single probe instrument with the cable length of your choice and a probe to obtain precise dissolved oxygen measurements. Two probe options are available, galvanic (“instant on”) or polarographic. All of the cables also provide temperature measurements (with no temperature probe needed). A graphic display provides detailed messages and instructions. Both the display and keypad are backlit. The rubber over-molded case features an IP-67 waterproof rating. Order instrument, cables, and probes separately below.