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01/2019 Subject to technical changes. 

domat UC300 

Changes in 
versions  
 

02/2015 

 Changes in measuring ranges, configuration tool program, web pages for 

downloading software and related products.  
09/2016 

 Changed the format and reference to the configuration software.  

03/2017 

 Added picture and description of the installation and link on the datasheet 

with other colours. 
10/2017 

 Added Safety note, description UC300/DK version, change pictures. 

05/2018 

 Technical data change. 

01/2019 

 Technical data change. 

 

Summary of Contents for UC300

Page 1: ...set values are processed in a PI algorithm at the output of which there is a PWM controlled triac All values are displayed on a large LCD display The floor sensor located in the floor body or at supply water limits the temperature of the floor and prevents overheating Maximum floor or water temperature measured by the floor sensor is set in the configuration program or in the controller menu In ca...

Page 2: ...ent 0 4A recommended thermic actuators are Siemens STA71 Danfoss TWA 24V types etc Inputs 1x digital input for presence or window contact 1x analogue input for external temperature sensor Pt1000 Setpoint correction according to configuration 10 to 1 K Communication 2 wire RS485 Modbus RTU slave optically separated 1200 115 200 bps Display LCD 60 x 60 mm Terminals screw terminals for 0 14 1 5 mm2 w...

Page 3: ...ure correct values of temperature i e in the height of about 150 cm with no direct sunlight or other heat cool source AHU outlets refridgerator electrical appliances The device consists of two parts bottom with screw terminal block and cover containing PCB display and the knob The bottom part is fixed by 2 or 4 screws to any flat surface or a flush mounting box Ø 50 mm At the back of the bottom th...

Page 4: ...t list There may be up to 6 events per day Time schedule settings Switch to the time schedule settings mode with a long push 1 s The controller switches to settings mode clock icon Turn the knob to select the weekday 1 to 7 Then short push to confirm the selection Turn the knob to select the event large number 1 to 6 Each event displays the mode activated by this event Short push to confirm the ev...

Page 5: ...mode Temperature Cooling Night are flashing Setpoint temp Cooling Off mode Temperature Cooling Empty house are flashing Select the requested value by a short push Turn knob to change value Confirm by a short push again If there is no user activity for 30 s the controller goes to the basic display mode Default values Default values as well as all other settings PI parameters address baud rate can b...

Page 6: ...are twisted such as with the LAM DATAPAR or Belden 8205 cable A terminal is designed for maximum 3 wires of 0 8 mm2 With cable types as above maximum starting power of the controller and valve of ca 7 VA and acceptable voltage drop of max 15 the maximum cable length for 10 controllers is about 50 m If the controllers and valves are at higher distance than 50 m from the transformer or more valves a...

Page 7: ...ompliance with local regulations Safety note The device is designed for monitoring and control of heating ventilation and air conditioning systems It must not be used for protection of persons against health risks or death as a safety element or in applications where its failure could lead to physical or property damage or environmental damage All risks related to device operation must be consider...

Page 8: ...r downloading software and related products 09 2016 Changed the format and reference to the configuration software 03 2017 Added picture and description of the installation and link on the datasheet with other colours 10 2017 Added Safety note description UC300 DK version change pictures 05 2018 Technical data change 01 2019 Technical data change ...

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