Tool family
The Thermo Scientific Orion 3-Star is a benchtop/portable meter for pH and conductivity measurements, featuring a backlit LCD, multiple calibration options, and data logging.
Cited variants
| Designation | Generation | Vintage | Changes | Source |
|---|---|---|---|---|
| Orion 3-Star Plus pH Meter | — | — | pH meter variant with additional features such as SMART STABILITY and SMART AVERAGING, calibration up to 5 points, and data logging. | instrumart.com[1] |
| Orion 3-Star Benchtop Conductivity Meter | — | — | Conductivity meter variant, accepts two- or four-cell probes, meets USP requirements. | scinteck.com[2] |
| Orion 3-Star Portable Conductivity Meter | — | — | Portable version of the conductivity meter, waterproof IP67, runs on batteries. | instrumenthive.com[3] |