Tech Controllers EU-L-4 WIFI User Manual Download | Manualshive

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WARNING

Risk of fatal electric shock from touching 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 inputs.

The diagrams below show example systems:

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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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