The Portavo 907 Multi is a multi-purpose, handheld portable meter and calibration tool used for pH, ORP, conductivity, and oxygen sensing. It is able to do automatic calibration up to 3 points and also has a sensor network diagram for quick troubleshooting in the field.

The Portavo 907 Multi is an important multi-purpose tool for any lab tech or analyzer. Designed for use inside a plant to verify operations as well as in the shop, lab, or the field, this portable meter is able to provide accurate readings in a variety of environments.

This versatile instrument provides portable field measurements, sensor diagnostics, data logging, and offline sensor calibration. Automatic and manual calibrations are possible using the Portavo 907 Multi with up to 3 points. Automatic calibrations use pre-installed buffer tables, while manual calibrations can be done with user-defined buffer tables. There is no need to re-calibrate the Portavo. Because it is a digital meter, there is no drift.