Danfoss EFIT 540 Instruction Manual Download | Manualshive

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7

You want to raise the temperature ...

Turn clockwise to raise the tempera-
ture.

You want to lower the temperature ...

Turn counter-clockwise to lower the
temperature.

You want to switch on or off the timer
function ...

Press the button to switch on the
timer.
Press again to switch off the timer.

Economy set-back

between 0000 and 0700

The clock is between

1000 and 1030

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Summary of Contents for EFIT 540

Page 1: ...tion 3 Introducing Thermostat EFIT 540 550 4 How to use your Danfoss heating system 6 Daily operation 7 Setting the clock day 10 Timer programming 11 Warranty 16 Do not cover the thermostat e g by han...

Page 2: ...ynamically with both the room and floor temperature in order to give you the highest possible comfort in the most economical way Thermostat EFIT 550 ONLY Furthermore Thermostat EFIT 550 will take a fe...

Page 3: ...r combined with the comfort from the air temperature in the room to offset the outside weather condition We as human beings perceive comfort as the combined effect of the radiant heat from the floor a...

Page 4: ...sate the Thermostat EFIT 550 uses the information stored then checks to see if this is caused by e g the effects of a window opened for 10 minutes Even the programming of economy temperatures i e duri...

Page 5: ...ymbols in the display Symbol for frost protection Symbol for Timer On Numerical display for time tempera ture text etc Flashing point for actual time Weekdays Indication of AM PM time at 12 hour clock...

Page 6: ...ay This is indicated by a continuous clock ring Timer setting with automatic switching between economy and comfort tem perature Clock and timer must be set Is indicated by the timer symbol and the clo...

Page 7: ...ou want to lower the temperature Turn counter clockwise to lower the temperature You want to switch on or off the timer function Press the button to switch on the timer Press again to switch off the t...

Page 8: ...will appear in the display indicating that the ther mostat will maintain minimum 5 C in the room for frost protection If the temperature is turned below 5 C the thermostat will switch off Only possibl...

Page 9: ...rward or back by turning the button to the right or left respectively Changing the week day is done by continuing to change the time until it passes 0 00 either way The numbers 1 7 do not correspond t...

Page 10: ...set back programme The timer is not set from the factory Hold the button for 6 sec The programme for economy set back can now be edited First turn the button to choose the weekday which you want to pr...

Page 11: ...economy set back and periods with comfort temperature respectively The programming switches between low economy set back and high comfort temperature every time you press the button And between every...

Page 12: ...you enter the programming menu choose a day and press the button Turn until you reach the first time when you want comfort temperature e g 06 00 Press Turn until the temperature must be lowered again...

Page 13: ...13 And turn to the next comfort period e g 15 30 and press Then turn until you reach the time when the next lowering of the temperature must start e g 22 30 and press...

Page 14: ...This is done by holding the button for 3 sec The display will automatically return to normal display 3 sec Remember Thermostat EFIT 550 ONLY With Thermostat EFIT 550 you only have to programme the ti...

Page 15: ...ote that the wording of the WARRANTY CERTIFICATE must be provided in English or local language with the ISO code for your country in the upper left corner of the front page of the installation instruc...

Page 16: ...ame Address Postal code Phone Please Observe In order to obtain the Danfoss Warranty the following must be carefully filled in See other conditions on the overleaf Electrical Installation by Installat...

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Page 22: ...Connection diagram Network connection Thermostat EFIT 550 ONLY 27...

Page 23: ...ature limit 20 to 50 C Voltage 180 250 V 50 60 Hz Resistive load 250 V 16 A Inductive load 1 A power factor 0 3 Power consumption 500 mW Battery back up 100 hours Economy set back 0 to 15 C Offset 5 5...

Page 24: ...ed as Master Only one unit may be but can detect another confi gured as a Master Master unit 6 Sensor fault Change the fl oor sensor fl oor sensor open circuit 5 Sensor fault Change the fl oor sensor...

Page 25: ...l ash together with a reading of the detected fault which will be shown indicated by the weekday numbers 1 to 7 No Fault What to do 7 Clock is not adjusted Set the clock 4 The thermostat is Let the th...

Page 26: ...unit will need to be reconfi gured If a Thermostat EFIT 550 is confi gured as a slave unit the following set up parameters are controlled from the master unit Time Day of week C or F 12 hour AM PM or...

Page 27: ...lude up to 32 units i e 1 master and up to 31 slave units It is only possible to have one master unit A Thermostat EFIT 550 can be set as a stand alone unit even though it is connected to the network...

Page 28: ...Alone Alone Master or Thermostat Slave EFIT 550 ONLY Temp display C C or F Sensor Room fl oor Room fl oor or room fl oor Max fl oor temperature 45 C 20 C to 50 C Offset 0 0 C 5 5 C to 5 5 C Economy se...

Page 29: ...lock must be set Choose whether the clock must be 24 hours or 12 hours AM PM Turn to choose 12 or 24 hours and press To fi nish the basic setting press the button and the display will return to the da...

Page 30: ...temperature LO e g during the night The range is 0 C to 15 C Turn to choose economy set back level and press Choose 5 C if the temperature must be lowered 5 degrees If normal room heating is installe...

Page 31: ...variation between the thermostat and a thermometer in the room if any If the thermometer shows e g 1 C more than the thermostat it is possi ble to adjust the offset with 1 C The range is 5 5 C to 5 5...

Page 32: ...oor temperature is preset from the factory to 45 C for cable temperature safety Local building regulations must be observed when chang ing the maximum preset temperature For wooden fl oor constructio...

Page 33: ...ch will be used for this heating system Turn to choose Room Sensor r S Floor Sensor FS or both Room and Floor Sensor rFS and press If the thermostat only uses a fl oor sensor the display will not show...

Page 34: ...Choose whether the thermostat must show Celcius or Fahrenheit degrees Turn to choose C or F and press 15...

Page 35: ...l thermostats are linked in one network only one of the thermostats can be choosen as Master For further information about network and Master Slave see section on page 24 Turn to choose Alone ALO Mast...

Page 36: ...essary to change the basic setting the button must be held for 12 sec It is then possible to access the basic setting menu by choosing the code Turn to choose code Choose the code 0044 When the code i...

Page 37: ...h will be used for this heating system Turn to choose Room Sensor r S Floor Sensor FS or both Room and Floor Sensor rFS and press If the thermostat only uses a fl oor sensor the display will not show...

Page 38: ...thermostat is connected to the mains voltage for the fi rst time a code must be chosen and the sensor s selected Turn to choose code Choose the code 0044 When the code is chosen press the button Now t...

Page 39: ...DO NOT over tighten 10...

Page 40: ...press the front cover into place Note The display must be gently remounted on the base module ensuring that the 8 pin plug is placed accurately by using the four tabs surrounding it When remounting t...

Page 41: ...T be subjected to direct sunlight Away from windows doors that will open occasionally It must not be covered by curtains towels etc The Thermostat EFIT 540 550 should not be installed in small rooms w...

Page 42: ...n thermostats connected to a network ensure that the mains supply for all thermostats in the network is disconnected before the work is started Screw holes You can now mount the thermostat in the wall...

Page 43: ...nsor in Basic Settings Total Room Heating Control of room temperature in living rooms etc Install the Floor sensor and choose both Floor sensor and Room sensor in Basic Settings No Floor Sensor A fl o...

Page 44: ...erminal the earthing screen of the heating cable must be connected to the earth from the supply via the earthing terminal in the surface mounted box or the recessed metal box which ever is used Mains...

Page 45: ...Remove the frame from the thermostat Frame 4...

Page 46: ...Remove the two screws one in each side and gently pull off the display module Screws 3...

Page 47: ...rmostat EFIT 540 550 When installing Thermostat EFIT 540 550 you must fi rst dismantle the thermostat Remove the front cover by gently pressing the release tab in the top center hole and lift out the...

Page 48: ...15 Factory settings 23 Network 24 Error messages 26 Technical specifi cations 28 Connection diagram 29 Please Note The Thermostat EFIT 540 550 must be connected and the basic setting must be done by...

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