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domat UI090, Manual, Page: 6 / 7

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6 

03/2017 Subject to technical changes. 

domat UI09xx 

Units with no knobs are used as indicators, units with no knobs / display are used as 
communicative  CO

2   

and  temperature  /  rH  sensors,  both  optionally  with  remote 

controlled input / output, if available. For simple control applications, control functions 
may be used (see above). 

 

Dimensions 

 

All dimensions in 

mm.

  

 

RoHS notice 
 
 

The device contains a non-rechargeable battery which backups the real-time clock and 
part  of  the  memory.  After  the  device  is  not  operable,  please  return  it  to  the 
manufacturer or dispose of it in compliance with local regulations. 
 

 

 

Summary of Contents for UI090

Page 1: ...onitoring and recording of temperature and CO2 concentration indoors Function The units acquire temperature CO2 concentration and optionally 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 temperature actual temperature c...

Page 2: ...dbus address and functionality is defined over the RS485 interface with service software ModComTool which is free for download at http domat int com en downloads software To interface the room unit to the computer use the USB 485 converter M080 RS232 RS485 converter M011 or any suitable RS485 converter Technical data Power supply 24 V AC 10 Consumption 600 mVA Temperature measuring range 20 70 C a...

Page 3: ...ommon point 6 G0 power DI DO common point 7 G power 8 connector not installed 9 connector not installed DIP switches Back of the PCB BUS END if ON the bus is terminated if last device on the line USR not used reserved for future applications INIT sets the controller into default state and sets bus address to 1 baud rate to 9600 To init proceed as follows connect the device over RS485 to a PC with ...

Page 4: ...the sensor may read values which differ from the real values by several hundreds ppm e g 200 ppm at night etc This error is automatically corrected with the first autocalibration Room unit as controller The binary output SSR if available may be controlled either from a PLC over the bus or configured as one of controllers thermostat hygrostat only at devices with rH sensor controller switching at a...

Page 5: ... using Modbus RTU and thus they can be used in a number of control and SCADA systems The register description is available in a separate document Room units UI Communication description User manual for domat exe and detailed description of the room unit functions find in the document Room units configuration User manual Display Over Modbus it is possible to set reset the complete symbol set except...

Page 6: ...ly with remote controlled input output if available For simple control applications control functions may be used see above Dimensions All dimensions in mm RoHS notice The device contains a non rechargeable battery which backups the real time clock and part of the memory After the device is not operable please return it to the manufacturer or dispose of it in compliance with local regulations ...

Page 7: ...ges 7 Changes in versions 11 2015 Default values of ppm for 0 a 100 added 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 ...

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