Portable pH Meters

The 5 Star portable multi meter is a battery operated meter which offers simultaneous pH/ISE, DO, ORP, conductivity and temperature measurements in one hand-held unit.

The Orion Star A329 pH/ISE/Conductivity/RDO/Dissolved Oxygen Portable Meter from Thermo Scientific, is the ideal choice for advanced multiparameter measurements on site.

The Orion Star A325 pH/Conductivity Portable Meter is the obvious choice to use on location when advanced measurements are required.

The Orion Star A326 pH/RDO/Dissolved Oxygen Portable Meter is the ideal choice to use on location where advanced measurements are required. Features include electrode status, time, date, sample ID, user ID and calibration points.

The Orion Star A324 pH/ISE Portable Meter is the ideal choice for taking advanced measurements whilst working on location. The large backlit graphic LCD display, pH/mV/RmV and temperature readings along with electrode status, time, date, sample ID, used ID and calibration points.

The Orion Star A121 pH Portable Meter is effectively simple, accurate, portable, waterproof and protected to take anywhere with a IP67-rated housing.

The Orion A321 pH Portable Meter is capable of giving advanced readings when working on location. The informative display shows pH/mV/RmV and temperature along with electrode status, time, date, sample ID, user ID and calibration points.

The Thermo Scientific Orion Star A221 pH Portable Meter allows you to get the readings you want wherever you need to get them. It’s waterproof and protected with an IP67 rated housing making it truely portable.

The Orion 3 Star Portable pH Meter delivers over 2,000 hours of continuous operation in demanding field applications.

The Orion 4 Star Plus is a portable pH/Conductivity meter which delivers over 2,000 hours of continuous operation.