Fan coil unit thermostat T6590 2 and 4-pipe installation T6590B1000

Fan coil unit thermostat – precise comfort control

This advanced digital thermostat from the T6590 series is designed to control fan coil units in 2-pipe and 4-pipe systems. The device allows you to regulate valve actuators, the fan, and an optional electric heater, ensuring optimal temperature conditions in the room. Thanks to its wide range of configuration options and modern design, the T6590 thermostat is an ideal solution for both installers and end-users.

Versatility and application

The T6590B1000 thermostat supports various configurations of fan coil systems, including:

• 2-pipe systems with heating/cooling switching.
• 4-pipe systems with heating/cooling switching.
• 2-pipe systems with an additional electric heater.
• Remote switching of the operating mode.

This makes the device extremely flexible and can be used in a variety of applications – from apartments and offices to commercial facilities. The thermostat is easy and intuitive to install, and can be mounted directly on the wall or in a standard 65x65mm mounting box.

Functionality and design features

The thermostat offers a wide range of temperature settings (10…32°C) and provides precise control over the operation of the fan coil system. It has 11 screw terminals allowing connection of wires with a cross-section of up to 2.5 mm², which facilitates installation and ensures a reliable connection. The housing made of high-quality plastic ensures durability and resistance to mechanical damage. Additionally, the thermostat has an energy-saving input (potential-free contact), which allows integration with other building automation systems. The device is powered by a voltage of 230V~ (+10%, -15%), 50/60 Hz, which ensures compatibility with most electrical installations.