Registry
When the Registry method of the External Applications feature of EVEREST Ultimate Edition is enabled, sensor values are written to the following Windows Registry path:
HKEY_CURRENT_USER\Software\Lavalys\EVEREST\SensorValues
When EVEREST exits, it removes that Registry path and all values under it. Temperatures are always in Celsius, regardless of the Fahrenheit display setting in EVEREST Preferences. Sensor value labels are always in English, they're not localized.
An example Registry content for the measured values: