Aquatic Eco-Systems

YSI® EcoSense® ORP, Temperature Pen

Take absolute and relative ORP readings from -1,200 to +1,200 with this affordable waterproof instrument. Use the Zobell ORP calibration solution (sold separately) to recalibrate at any time. It has replaceable electrodes, automatic temperature compensation and auto shut-off. Use the 50-set memory (absolute/relative mV, temperature and date and time stamp) and "hold" feature that locks readings on-screen. Easy-to-understand menus and IP67 housing.

Measures -5 to 99.9°C (23 to 212°F). Uses GAP-76 batteries (included). One-year instrument warranty, six-month electrode warranty. Weighs .25 lb.

Note: YSI recycles all instruments, probes and cables. Learn more about YSI's recycling program.

YSI® and EcoSense® are registered trademarks of YSI, Inc.

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