domat UI300 Manual

UI300 Communicative room unit

Summary

UI300 is communicatiove room unit with analogue input for PT1000 sensor, with
temperature sensor, humidity sensor, and control knob for setpoint control and
other settings. The binary output is controlled either on a remote basis, or as
thermostat, hygrostat. The units communicate over Modbus RTU / RS485 and
they can be used as open system components with majority of building control
system and controllers.
Different versions of unit may contain display, backlight and knob:
UI300 – basic version with display and knob
UI300BL –version with knob and display with backlight
UI300DK – version without knob and display

Application

Function

The units acquire temperature, and relative humidity in the room, temperature
correction (controlled by the knob) and required operation status which is set by short
push of the knob or in the menu. In the configurable menu following values can be set
and displayed:
domat UI300
▪
Air handling units and air condition in rooms with variable load –
schools, cinemas, lecture halls etc.
▪
Systems with water or electrical floor heating – control and measuring of
room temperature
▪
Monitoring and recording of temperature indoors
–
temperature, actual temperature correction
–
humidity (actual value only at room units containing the humidity sensor)
–
time (only display at room units with RTC)
–
basic setpoint - day
–
basic setpoint - night
–
outside temperature for heating enable
–
DHW temperature
–
heating curve type (1...4)
–
operation mode (Residential with Day, Night, Time schedule, Off, or Hotel /
Office with Comfort, Standby, Party, Off)
12/2019 Subject to technical changes.
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