TAC Xenta 401 Freely Programmable Controller Technical Data

This document provides the technical data, design, and software features for the TAC Xenta 401, a freely programmable HVAC controller without built-in I/O, which uses up to 10 external I/O modules from the TAC Xenta 400 series. It details communication via LonTalk TP/FT-10 network, operator panel connectivity, power outage protection, and system configurations for stand-alone or networked building management integration with TAC Vista.