FCU digital thermostat with modbus protocol

Modbus digital thermostats are widely used in building automation and hotel HVAC fan coil units by RS485 terminal. The thermostats are designed to on/off control the fans, valves, dampers or electric heaters in fan coil units and heating applications. Models are available for heating/cooling/ventilating control of 2 pipe or 4 pipe fan coil units.

FT-09 is the most feature FCU digital thermostat with modbus protocol.

Features

· Temperature room controller for heating and coiling by central air conditioning system in commercial and residential building automation

· For 2 pipes or 4 pipes HVAC fan coil units system and heat pump

· RS485 Modbus/RTU protocol communication with complete baud rate and parity selections

· Touch lcd display with backlight

· 0-10V valve control or 0-10v fan speed control

· 3 fan speeds select and auto fan control

· Summer/winter changeover in 2 pipe application

·  Cool/ heat/fan/auto operation mode changeover

·  Programmable and manual temperature heating/cooling changeover

·  External sensor in option. More precise temperature detection when using a external temperature sensor

· Keycard contact input. When card is removed, room thermostats stop working.

· Door/window contact on/off

· Time clock reading and setting in option.

· Low temperature protection function.

· Full configurable parameters such as 

·  °C or °F reading display

· Humidity reading display

· Flush mounted 86*86 installation box

Besides modbus RS485 fcu thermostat, Etop also has bacnet fcu thermostat and wifi fcu thermostat in the HVAC air conditioner controller category.