Hanna Instruments is proud to introduce the world’s most innovative pH/ORP meter: edge^®. edge’s groundbreaking design is the culmination of Hanna’s vision, design capabilities, integrated production and world class R&D. edge is a single, easy to use meter that can measure pH and ORP.

Advanced pH Electrode Diagnostics

edge features advanced pH electrode diagnostics to ensure worry-free measurements. Diagnostics include Hanna’s exclusive CAL Check^TM feature that alerts users to potential problems during calibration. The Sensor Check^TM feature for glass and junction integrity is enabled when using optional pH electrodes with a matching pin.

Large, Easy to Read LCD

edge features a 5.5” LCD display that you can clearly view from over 5 meters. The large display and it’s wide 150° viewing angle provide one of the easiest to read LCDs in the industry.