Universal Controls UZ3, UZ4, UZ6, EZ1, EZ3

Name: Conforto HVAC
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The Universal Zone Control can control your zone pumps, zone valves or both. It is a perfect companion for condensing boilers with three (3) programmable end switches – allowing users to configure a condensing boiler that has multiple inputs such as central heating, DHW and low temperature zone. The control has a dedicated 115 Vac terminal to supply power to a boiler loop pump for primary/secondary piping system.

The thermostat connection: Tr-Tw-C can be used to power digital Wi-Fi thermostats as well as power robbing thermostats. It can also be used with any standard efficiency or tankless coil boiler. During a power loss, the digital LCD user display and programming interface maintains programming.

3, 4 or 6- zone control – expandable to 15 zones with plug-in slave modules
Control pumps and zone valves within the same system
Programmable priority (ON/OFF) for either pumps or zone valves
Connects to all types of 24-volt zone valves (two, three or four wire)

EZ1 – 1 Zone Expansion Module
EZ3 – 3 Zone Expansion Module

(See Installation, Operation and Maintenance Manual for complete instructions)

Universal Controls UZ3, UZ4, UZ6, EZ1, EZ3

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