---
title: TSS (temperature unit)
description: "![](https://faqdoc.info/wp-content/uploads/2026/01/Matrix_55__icon_Elektro-Wasser.png) Selection of the unit to be used for temperature - °C (default) - °F"
url: "https://faqdoc.info/en/systemauswahl/alpha-direct-en/alpha-direct-thermostat-55-matrix/tss-temperature-unit/"
updated: "2026-09-30"
category: Alpha direct thermostat 55 Matrix
---

# TSS (temperature unit)

![](https://faqdoc.info/wp-content/uploads/2026/01/Matrix_55__icon_Elektro-Wasser.png)

Selection of the unit to be used for temperature

- °C (default)
- °F