Buderus Logamatic EMS Operating Instructions Manual Download Page 22 | Manualshive

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Basic operation

Logamatic EMS RC35 user interface - Subject to technical modifications.

22

4

4.10 Messages on the display

The controls will display a message if, for example, a particular setting is
not available under current circumstances.

When the display shows “

continue with any key

”:

B

Press any of the buttons to confirm and close the message.

4.11 Shut-down/switching OFF

The RC35 user interface is supplied with power via the heating system and is permanently switched
on. It is only switched off if the heating system is switched off, such as for maintenance purposes.

B

To switch the heating system on or off: set the ON / OFF switch on the boiler to position

1

(ON)

or

0

(OFF).

After switching the unit OFF or in the event of a power failure, the date and time are
retained for up to 8 hours. All other settings are retained permanently.

continue with any key

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Summary of Contents for Logamatic EMS

Page 1: ...For the user Please read carefully before use Operating Instructions Room controller Logamatic EMS 6 720 618 477 00 1RS RC35 user interface 6 720 640 226 05 2009 US CA ...

Page 2: ... night setback room temperature Frost protection is active DHW heating is switched OFF factory setting DHW domestic hot water the DHW temperature has fallen below its set value while in setback mode The DHW can be heated up again single change by pressing the button the LED will then flash 5 Buttons for additional functions Function Menu OK Open the user menu and confirm the current selection Turn...

Page 3: ... Changing the room temperature permanently 15 4 6 Setting the room temperature for particular heating zones 16 4 7 Setting the date and time 17 4 8 Setting functions for domestic hot water 18 4 9 Reviewing information Info menu 20 4 10 Messages on the display 22 4 11 Shut down switching OFF 22 5 User menu 23 5 1 Introduction to the User menu 23 5 2 Overview of the User menu 25 5 3 Heating zone sel...

Page 4: ...n WWSD temperature 40 5 10 Setting the daylight savings time changeover 40 5 11 Set the DHW temperature 40 5 12 Setting vacation mode 41 5 13 Setting the party mode 44 5 14 Setting the pause function 44 5 15 Setting thermal disinfection 45 5 16 Calibrating the room temperature display 45 6 Information for setting the RC35 47 6 1 Control modes for the heating system 47 6 2 Tips for energy efficienc...

Page 5: ...WARNING indicates possible severe personal injury DANGER indicates that severe personal injury may occur Important Information Additional symbols Warnings in the text are indicated by a warning triangle with a gray background in a framed box In case of danger due to current the exclamation point on the warning triangle is replaced with a lightning symbol Important information that presents no risk...

Page 6: ...riangle with its point towards the text Example Press If action sequences have more than two steps and the order of the steps is important they are numbered 1 2 Note on using this manual Section 5 1 Introduction to the User menu explains in detail the steps needed for programming all the settings in the Service menu In the sections which come after it programming is only exexplained in outline USE...

Page 7: ...The terminal diagram must be followed B Before installation isolate all poles of the power supply 120 V AC B Do not install this device in rooms with high moisture exposure e g bathrooms saunas B Never directly connect this device to the 120 V AC power mains Risk of scalding at the taps B Make sure that a thermostatic mixing valve is installed and that it is set to temperatures below 122 F 50 C Wa...

Page 8: ...erature remains active until the next switchover between night day mode if it is permanently too cool warm Æ change room temperature and activate automatic mode B To change the day room temperature hold down the button and turn the dial at the same time B To change the nighttime room temperature hold down the button and turn the dial at the same time 1 B Activating the automatic mode is recommende...

Page 9: ...n The LED next to the button lights up 1 If shut down mode is selected as the night reduction mode the heating system is switched off at night A night room temperature cannot be set The display will show a message to that effect In the case of large heating systems with multiple heating zones note the following The modifications in room temperature described above apply to all heating zones assign...

Page 10: ...er controller to 0 B Leave the RC35 settings unchanged Example shown here the BC10 on the boiler if I feel too cool or too warm in spring or fall B Change the setting for the summer winter switchover threshold in the User menu Æ page 40 or B Use manual mode when the time changes to from daylight savings time Adjust the clock manually forward or backward Æ page 40 if my day night rhythm changes e g...

Page 11: ... comfort and minimum energy consumption 3 2 Intended use The RC35 control unit is intended for the operation and control of Buderus heating systems in single and multi family houses The boiler must be equipped with EMS energy management system Keep the RC35 user interface connected to the heating system at all times only emergency operation is possible without it 3 3 Certifications 3 4 Cleaning B ...

Page 12: ...describe all the possible functions of the RC35 Some of these functions may not be available depending on which boiler burner control unit is used For more information refer to the relevant chapter Contact your heating contractor for further details To find out which version of burner control unit you have in this case UBA3 5 go to the Info menu under INFO VERSIONS Æ page 20 You can set which valu...

Page 13: ...des The only difference lies in the automatic switchover continuous heating manual day mode The factory setting is 70 F 21 C The manual day mode is useful if you want to heat the home occasionally outside of the usual times The automatic mode is disabled DHW heating is OFF factory setting Only the night mode LED is lit up permanently setback manual night mode The factory setting is 63 F 17 C At ni...

Page 14: ...ses the temperatures normally set for day and night mode or B To return to manual mode press either or The temperatures normally set for day or night mode will be used Operation Result 1 Turn the dial The current room temperature setting starts flashing Turn the dial further Turning the dial clockwise increases the room temperature turning counter clockwise lowers it 2 When you have reached the de...

Page 15: ...Hold down the button and turn the dial at the same time 1 If shut down mode is selected as the nighttime reduction mode the heating system will be switched off at night A night room temperature cannot be set The display will show a message to that effect 3 We recommend activating the automatic mode The automatic mode ensures automatic switchover between day and night mode night setback Press The a...

Page 16: ...26 28 Heating zone selection is not available if there is only one heating zone installed B To change the day room temperature hold down the button and turn the dial at the same time B Turn the dial to switch to the nighttime room temperature B To change the nighttime room temperature hold down the button and turn the dial at the same time B Press several times or shut the cover to return to the d...

Page 17: ... Open the cover by pulling the recessed grip on the left 2 Press The year starts flashing 3 To set the year hold down the button and turn the dial at the same time 4 Release the button The year is saved 5 Repeat steps 2 to 4 to set the month and day The set date is shown briefly The standard display then re appears To set the time 1 Press The hours start flashing 2 To set the hours hold down the b...

Page 18: ...rocess the domestic hot water is heated to temperatures above 140 F 60 C B Make sure that a thermostatic mixing valve is installed and that it is set to temperatures below 122 F 50 C What function What is it for Operation Initial situation the cover is closed Changing DHW temperature In the factory settings hot water is available during the heating phases day mode of the selected program The water...

Page 19: ...been reached If no heating is necessary because the water is still hot a message will appear Only the DHW recirculation pump will start up if installed to transport the hot water more quickly to the taps B If you want to stop the heating process press again Heating up DHW regularly If you regularly need large amounts of hot water outside the set times for day mode you can set a separate program fo...

Page 20: ...o be set from the RC35 Operation Result 1 Open the cover by pulling the recessed grip on the left 2 Press to open the INFO menu The display will show the message at right for five seconds It then moves on automatically or Turn the dial to move immediately to the next display 3 Turn the dial to view additional information 4 To exit the Info menu press the button or close the flap The standard displ...

Page 21: ...d is a variable specific to this particular system which cannot be easily compared with other solar heating systems However it is suitable for comparing the yield on different days This information is displayed as a graph for the previous and current day The solar gain per day and also the weekly total is listed in a table SOLAR YIELD THIS WEEK and also for the previous week SOLAR YIELD LAST WEEK ...

Page 22: ...close the message 4 11 Shut down switching OFF The RC35 user interface is supplied with power via the heating system and is permanently switched on It is only switched off if the heating system is switched off such as for maintenance purposes B To switch the heating system on or off set the ON OFF switch on the boiler to position 1 ON or 0 OFF After switching the unit OFF or in the event of a powe...

Page 23: ... flashing and turn the dial at the same time Release the button the changed value is saved 6 Press the button to go back one step or press the button several times or close the cover to return to the standard display Example Setting operating mode continuous heating for heating zone 1 Operating Instructions Result 1 Open the cover by pulling the recessed grip on the left 2 Press to open the USER M...

Page 24: ... is saved 8 If you have carried out this example as practice only make sure that the original setting is retained To do so repeat steps 6 and 7 if necessary 9 Press to go back one step or To finish entering the settings press several times or shut the cover The standard display appears again You can enter all settings in the USER MENU using this procedure Operating Instructions Result Tab 7 How to...

Page 25: ...nly active in automatic mode separate programs possible for DHW and DHW circulation 31 WWSD temperature Switching automatically between summer mode and heating mode triggered by temperature 40 DHW temperature Set the DHW temperature 40 vacation Interrupting the set program when on vacation to save energy if away or to ensure comfort if at home 41 party program Temporary extension of day mode for a...

Page 26: ...nes assigned to the RC35 i e those that do not have their own remote control unit Æ Fig 2 1 Displayed only if more than one heating zone is assigned to the RC35 DHW Hot water supply that is controlled by the RC35 Hot water recirculation1 DHW recirculation pump that is controlled by the RC35 Solar1 Solar heating system if installed Complete system All heating zones DHW DHW recirculation pump and so...

Page 27: ...ample one heating zone for panel radiators or baseboard and another heating zone for radiant floor heating In this case the radiators are supplied at a higher supply temperature than the radiant floor heating system The supply temperature is the heating water temperature generated by the boiler as it is supplied to the heating zone With the RC35 user interface you can operate and control multiple ...

Page 28: ...f your heating contractor has set it accordingly In that case the room temperatures for the separate heating zone can be set via the User menu Æ page 38 For heating zone 1 2 Names of the heating zones on the display Set the room temperature a Factory setting HZ1 HZ2 RC35 heating zones 1 1 Heating zone selection is not possible if there are no other heating zones available such as DHW for example p...

Page 29: ...ector temperature with solar heating systems only 5 5 Selecting the operating mode 5 5 1 Operating modes for RC35 heating zones For the RC35 heating zones the operating mode can be set directly by pressing the corresponding button e g For other heating zones use this menu item 1 Open the User menu 2 Select modes of operation 3 If your heating system is equipped with more than one heating zone Æ pa...

Page 30: ...re the first heating zone is switched on the DHW recirculation pump starts to run at the set interval and stops when the last heating zone is switched off factory setting Alternatively you can set a separate circulation program Æ page 39 permanent ON The DHW recirculation pump runs constantly at the set interval regardless of the heating zones permanent OFF The DHW recirculation pump is not run at...

Page 31: ...26 select the desired heating zone and confirm A separate program can be set for each heating zone You will then see the following options to choose from select program Æ page 32 show current prog Æ page 35 change switch point Æ page 35 enter switch point Æ page 36 delete switch point Æ page 37 room temperatures Æ page 38 not possible for DHW DHW circulation and solar heating zones 4 Recommended U...

Page 32: ... new or modified programs as custom 1 or custom 2 Selecting a pre set program 1 Hold down the button and turn the dial to select and activate a program 2 Press to return to the list of options 3 To view the selected program as a graph select show current prog Æ page 35 or 4 Press several times or shut the cover to return to the default display Creating a new program B Select new program The enter ...

Page 33: ...m 22 00 11 00 pm 23 00 11 30 pm 23 30 10 00 pm 22 00 evening late shift work Mo Fr Sa Su 4 30 am 04 30 6 30 am 06 30 7 00 am 07 00 11 00 pm 23 00 11 30 pm 23 30 11 00 pm 23 00 morning part time work mornings only Mo Th Fr Sa Su 5 30 am 05 30 5 30 am 05 30 6 30 am 06 30 7 00 am 07 00 8 30 am 08 30 8 30 am 08 30 11 30 pm 23 30 10 00 pm 22 00 12 00 am 12 00 12 00 pm 12 00 10 00 pm 22 00 11 00 pm 23 0...

Page 34: ...single person Mo Th Fr Sa Su 6 00 am 06 00 6 00 am 06 00 7 00 am 07 00 8 00 am 08 00 10 00 pm 22 00 4 00 pm 16 00 3 00 pm 15 00 10 00 pm 22 00 11 00 pm 23 00 senior citizens Mo Su 5 30 am 05 30 10 00 pm 22 00 new program If you select new program you can use the enter switch point option to create a new program You can save and later select two new or modified programs as custom 1 or custom 2 cust...

Page 35: ...ature 2 Orientation row 3 Switch on points switchover to day mode 4 Switch off points switchover to night mode 5 Row showing status and settings for the selected switch point 1 Turn the dial The next switch point is displayed 2 Turn the dial further to display the other days 3 Press to return to the list of options 5 6 3 Changing a switch point You can use change switch point to change the times i...

Page 36: ...he button and turn the dial to change the time for that switch point The switch point will flash on the graph until it has been entered completely 3 Hold down the button and turn the dial to specify whether the point is a switch off point or a switch on point Once the switch point has been entered completely all the values flash for three seconds The switch point can still be changed during this t...

Page 37: ...n 1 Turn the dial to select a different switch point The selected switch point starts flashing 2 Press when you have finished making entries Hold down the button and turn the dial to yes The switch point is deleted 3 Turn the dial to go to other days 4 Press when you have finished making entries 5 Hold down the button and turn the dial to save the modified or new program as custom 1 or custom 2 or...

Page 38: ...ou need to set the room temperature using the button not in the User menu Æ page 16 Setting room temperatures with User menu program Here you can set the room temperature for the heating zone previously selected in the program 1 Open the User menu 2 Select program 3 Select the heating zone Æ page 26 28 4 Select room temperatures 5 Set the desired room temperature 6 Turn the dial to switch between ...

Page 39: ...r program that is independent of the heating phases 1 Open the User menu 2 Select program 3 Select the domestic hot water heating zone 4 Adjust the program with change switch point enter switch point or delete switch point Æ page 35 or enter a new program 5 Save the program as custom 1 or select not saved to cancel 6 Check that automatic is set for operating mode DHW to make sure that the program ...

Page 40: ...5 To heat your home more comfortably in spring and autumn increase the switchover threshold 5 10 Setting the daylight savings time changeover There is no automatic summer winter time change Adjust the time as shown on page 17 5 11 Set the DHW temperature The domestic hot water DHW temperature is the target water temperature in the hot water storage tank If you occasionally feel too warm or too col...

Page 41: ...e control unit 4 Setting at home or away from home absent absent Heating is operated at a reduced adjustable vacation temperature setback mode If complete system was selected in the previous step DHW heating and DHW circulation will be shut down If only some heating zones are in vacation mode DHW heating and circulation remain active Æ Tab 12 page 43 at home Heating and hot water are available eve...

Page 42: ...e cover to conclude the setting procedure During the vacation period the end date is displayed when the cover is opened If you want to exit the vacation mode early B Open User menu vacation again B Answer the question Continue cancelling the vacation mode with yes With absent set the first day for normal operation i e the day you return home as the end date so that your home is warm again when you...

Page 43: ...mode DHW off No vacation mode If all HZ set to vacation vacation mode CP off No vacation mode No vacation mode If at least one HZ not set to vacation no vacation mode3 If at least one HZ not set to vacation no vacation mode3 absent complete system Same as program for Saturdays Same as DHW program for Saturday 3 3 The earliest switch on point and latest switch off point out of all heating zones on ...

Page 44: ...ng the party mode early B Open USER MENU party program again and select end 5 14 Setting the pause function You can use the pause function heating pause to switch your heating to night mode permanently setback for a certain period regardless of the current program when you are away from home for example Once this period has elapsed normal operation is automatically resumed as defined in the progra...

Page 45: ...n the living space it may show a different room temperature to that shown on the unit If you wish to adjust the RC35 to match the thermometer i e calibrate the RC35 you can use the corrected room tmp function Before calibrating the room temperature consider the following Is the thermometer more accurate than the RC35 Is the thermometer located close to the RC35 so that they are both subject to the...

Page 46: ...C Example if the thermometer is showing a temperature 1 8 F 1 0 C higher than the user interface enter 1 8 F 1 0 C as the calibration value The result will be displayed immediately as the corrected room temperature A thermometer may indicate temperature fluctuations more slowly or rapidly than the RC35 B so never calibrate the RC35 when your heating system is in the process of cooling down or heat...

Page 47: ...ur home The RC35 records the room temperature in this reference room Control of the supply temperature is determined by the set room temperature and the recorded room temperature This means that external temperature influences in the reference room e g an open window sunlight or heat from a fireplace can have an effect on the entire home Set the room temperature for the home reference room on the ...

Page 48: ...by pressing the night button Have drafty windows and doors sealed or replaced Never position large objects such as a sofa immediately in front of radiators or baseboard maintain a clearance of at least 20 50 cm Otherwise the heated air cannot circulate and heat the room adequately You can also increase the energy efficiency of your hot water supply compare the times when you want your rooms to be ...

Page 49: ...hermometer the following is important The separate thermometer and the user interface must be physically close to each other The thermometer must be accurate When comparing do not measure the room temperature when the heating system is in the process of heating up as the two devices may react at different speeds to the change in room temperature If you have followed these instructions and you can ...

Page 50: ...tion function Outdoor setback mode and Room setback mode The heating system is switched on automatically when the recorded temperature falls below the set value The heating pump runs The recorded room temperature is higher than the set room temperature Why is the boiler running anyway The boiler may be heating the domestic hot water The heating system has three different control modes Æ page 47 Ro...

Page 51: ...of your heating contractor if set to do so 2 Turn the dial several times if necessary if there are multiple messages to display the message and the code in the last row on the display 3 Check whether you can eliminate the fault yourself with a reset Æ page 53 4 Otherwise notify your heating contractor immediately be sure to mention the message and code Press or shut the cover to return to the defa...

Page 52: ... be sure to mention the message and code Press or shut the cover to return to the default display Code Display Cause Remedy Display is blank Your heating system is switched off B Switch on the heating system The power supply to the heating system has been cut off B Check that the RC35 is correctly seated in its wall bracket B Check that the cables are connected on the RC35 wall bracket RC35 versio...

Page 53: ...t the reset function on the boiler control panel see the technical documentation for the boiler B If the fault cannot be reset the display continues to flash notify your heating contractor Hxx please open cover Servicing is required The heating system remains active as long as possible B Notify your heating contractor to arrange for servicing H 7 Water pressure too low The water pressure in the he...

Page 54: ... your information Heating zone assignment Part of the house Remote control unit RC35 none1 1 With the setting none the heating zone can be controlled from the RC35 but is not included in the RC35 heating zones room temperatures can therefore be set separately Heating zone 1 Heating zone 22 2 Not installed with several boilers Heating zone 32 Heating zone 42 Tab 14 Heating zone assignment ...

Page 55: ...r temperature controlled with without room influence room temp controlled Characteristic heating curve Design day temperature Minimum outdoor temperature Offset Type of building light medium heavy Operating time of DHW recirculation pump1 1 This function depends on the boiler in use Permanent 2 x 3 x 4 x 5 x 6 x per hour for three minutes each time DHW priority yes no Program times Æ page 31 Stand...

Page 56: ...m 39 E Energy 9 11 25 39 40 tips for energy efficiency 48 Errors 51 F Faults 51 Faults resetting 53 Freezing 7 53 faults in freezing conditions 51 Frost protection 50 G Getting started 9 H Heating zone meaning 27 names in list of options for selection 28 Heating zone selecting 26 28 Heating zones operating modes 29 I Info menu 20 M Manual day night mode 13 Messages on the display 22 N Night mode 1...

Page 57: ...7 Service messages 52 Set the DHW temperature 40 Setup log 54 Shut down mode 50 Shutting down 22 Solar operating modes 30 Solar yield 21 Spring fall heating during 9 10 Standard display 29 Summer time winter time clock adjustment 40 Summer winter mode switching between 9 10 Supply temperature 27 Switch point changing 35 deleting 37 entering 36 Switching off 22 Switch off point 33 35 Switch on poin...

Page 58: ...Logamatic EMS RC35 user interface Subject to technical modifications 58 Notes ...

Page 59: ...Logamatic EMS RC35 user interface Subject to technical modifications 59 Notes ...

Page 60: ......

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