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I.

 

SAFETY

 

 

Before using the device for the first time the user should read the following regulations carefully. Not obeying the rules 
included in this manual may lead to personal injuries or controller damage. The user’s manual should be stored in a safe 
place for further reference. In order to avoid accidents and errors it should be ensured that every person using the device 
has familiarized themselves with the principle of operation as well as security functions of the controller. If the device is 
to be sold or put in a different place, make sure that the user’s manual is there with the device so that any potential user 
has access to essential information about the device.  

The manufacturer does not accept responsibility for any injuries or damage resulting from negligence; therefore, users 
are obliged to take the necessary safety measures listed in this manual to protect their lives and property. 

 

  WARNING 

 

High voltage! Make sure the regulator is disconnected from the mains before performing any activities involving 
the power supply (plugging cables, installing the device etc.). 

 

The device should be installed by a qualified electrician. 

 

Before starting the controller, the user should measure earthing resistance of the electric motors as well as the 
insulation resistance of the cables. 

 

The regulator should not be operated by children. 

 
 

  NOTE 

 

The device may be damaged if struck by a lightning. Make sure the plug is disconnected from the power supply 
during storm

.

 

 

Any use other than specified by the manufacturer is forbidden

.

 

 

Before  and  during the  heating  season,  the  controller  should  be  checked  for  condition of  its  cables.  The  user 
should also check if the controller is properly mounted and clean it if dusty or dirty

 

 
 

Changes in the merchandise described in the manual may have been introduced subsequent to its completion on 23.09. 
2020. The manufacturer retains the right to introduce changes to the structure. The illustrations may include additional 
equipment. Print technology may result in differences in colours shown. 

 

 

We are committed to protecting the environment. Manufacturing electronic devices imposes 
an obligation of providing for environmentally safe disposal of used electronic components 
and  devices.  Hence,  we  have  been  entered  into  a  register  kept  by  the  Inspection  For 
Environmental Protection. The crossed-out bin symbol on a product means that the product 
may not be disposed of to household waste containers. Recycling of wastes helps to protect 
the environment. The user is obliged to transfer their used equipment to a collection point 
where all electric and electronic components will be recycled. 

Summary of Contents for EU-L-4 WIFI

Page 1: ...1 Eu l 4 wifi...

Page 2: ...g 11 2 4 Zone valve 11 2 5 Pre set temperature 12 2 6 Operation mode 12 2 7 Hysteresis 12 2 8 Calibration 12 2 9 Actuators 12 2 10 Window sensors 13 3 Operation modes 14 4 External sensor 14 5 Floor P...

Page 3: ...3 3 Statistics tab 24 4 Settings tab 24 VII Software update 25 VIII Protections and alarms 25 IX Technical data 27 KN 2020 09 23...

Page 4: ...stance of the electric motors as well as the insulation resistance of the cables The regulator should not be operated by children NOTE The device may be damaged if struck by a lightning Make sure the...

Page 5: ...ireless window sensors C 2n max 6 per zone 1 relay output voltage free contact for controlling the pump or the heating device 4 relay outputs for controlling wired floor actuators in the first 4 zones...

Page 6: ...t the menu cancel the settings choose the screen view WiFi Zones Additional contacts 2 minus button view menu functions decrease the value while editing parameters 3 plus button view menu functions in...

Page 7: ...hing live connections Before working on the controller switch off the power supply and prevent it from being accidentally switched on NOTE Sensor cables and supply cables should be connected to proper...

Page 8: ...up the controller shows WiFi network screen The screen view may be changed by pressing EXIT button and selecting a different screen 1 WIFI SCREEN 1 Network status 2 Network name 3 Day of the week 4 D...

Page 9: ...icon is displayed on the left When the temperature outside is above 5 C a sun icon is displayed on the left 8 Current time 9 Type of weekly schedule active in the highlighted zone 10 Information about...

Page 10: ...e Holiday mode Economical mode Comfort mode External sensor Registration ON Calibration Floor pump Built in contact External contact Zones Activation delay Anti stop pump Voltage free contact Built in...

Page 11: ...register the floor sensor C 8f in a given zone first register the zone sensor then select Registration in the the L 4 controller and press the communication button on the selected C 8f sensor After s...

Page 12: ...SIS Hysteresis defines tolerance of the pre set temperature in order to prevent undesired oscillation in case of small temperature fluctuation within the range 0 1 10 C with the accuracy of 0 1 C Exam...

Page 13: ...nication error PROTECTION Once this function has been selected the controller checks the temperature If the pre set value has been exceeded by the number of degrees specified in the range parameter al...

Page 14: ...rameter Menu Zones Temperature settings Economical temp Comfort mode the pre set temperature depends on the Temperature settings parameter Menu Zones Temperature settings Comfort temp 4 EXTERNAL SENSO...

Page 15: ...Once the module has been registered it is possible to choose the operation mode of the contact weekly control or the control of the zones to which the additional contact is assigned The additional co...

Page 16: ...Additional contacts the screen shows the status of additional contacts controlled using weekly control mode Apart from that the user may adjust the display contrast the screen brightness the blank scr...

Page 17: ...em In order to take full advantage of it it is necessary to create an account Once logged in go to Settings tab and select Register module Next enter the code generated by the controller to generate t...

Page 18: ...devices Tap on the tile to adjust the operation parameters NOTE No communication message means that the communication with the temperature sensor in a given zone has been interrupted The most common...

Page 19: ...t a separate pre set temperature value which will apply in the zone regardless of the time Selecting Constant temperature icon the user may choose the temperature with time limit The mode enables the...

Page 20: ...20...

Page 21: ...ly schedule assigned to a particular zone Once the controller detects the room sensor the schedule is assigned automatically to the zone It may be edited by the user 2 Global schedule Schedule 1 5 A g...

Page 22: ...be active e g from Monday to Friday and the weekend The starting point for each program is the pre set temperature value For each program the user may define up to 3 time periods when the temperature...

Page 23: ...zone names and corresponding icons In order to do it go to Zones tab 2 FITTER S MENU TAB The Fitter s menu tab enables the user to configure the parameters of the room sensor the floor sensor the val...

Page 24: ...temperature values for different time periods e g 24h a week or a month It is also possible to view the statistics for the previous months 4 SETTINGS TAB Settings tab enables the user to register a n...

Page 25: ...teries in the sensor regulator STT 868 actuator alarm Actuator alarm ERROR 0 low battery level Flat battery in the actuator Replace the batteries Actuator alarm ERROR 1 possible damage of mechanical o...

Page 26: ...istance too early The valve stroke is too small or the valve dimensions are not typical Actuator current sensor is damaged Low battery level Replace the batteries Call the service staff Error 4 No fee...

Page 27: ...for energy related products EU OJ L 2009 285 10 as amended as well as the regulation by the MINISTRY OF ENTREPRENEURSHIP AND TECHNOLOGY of 24 June 2019 amending the regulation concerning the essentia...

Page 28: ...28...

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