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Domat Control System s.r.o.

UI319 - Communicative room unit with CO2 sensor and PIR sensor
Type:  Controller
Description:  UI319 is communicative room unit with analogue input for external Pt1000 sensor, with integrated temperature and humidity sensor, CO2 and PIR sensor, and control knob for setpoint control and other settings. The binary output is controlled either on a remote basis, or as thermostat, hygrostat or CO2 controller. The units communicate over Modbus RTU / RS485 and they can be used as open system components with majority of building control system and controllers.
Connectivity:  Modbus RTU
Features:  The units measure temperature, relative humidity, CO2 concentration, and presence in a room, and reads 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: temperature, humidity, time (only display at room units with RTC), basic setpoint - day, basic setpoint - night, outside temperature for heating start, DHW temperature, heating curve type (1 - 4), operation mode (Residential with Day, Night, Time schedule, Off, or Hotel / Office with Comfort, Standby, Party, Off), fan stage (Auto, Off, St.1, St. 2, St. 3), A/C mode (Auto, Heating, Cooling, Off, Fan only), weekly scheduler: 7 days, up to 6 events per day, another 5 variables (air quality, fan speed etc.) - each has a profile where max. and min. values, step, number of decimals, and symbol set are defined.
Specifications:  See attached spec. sheet.
 

(Specification Sheet)