The TLC3-series are compact wall mounted fan coil controllers and thermostats.

Fan coil controller, 2-/4-pipe with 2 analog/digital input and 5 relay outputs, Modbus RTU interface
TLC3-ECO-230 - Economizer
Programmable Economizer, compares outdoor temperature with indoor or control temperature, activates free heating or cooling.
TLC3-BCR - On/Off and Floating
Thermostat, 2-pipe for three state valve, 4-pipe for 2 on/off valves