Danfoss ECL Comfort 110 Operating Manual Download Page 2

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VI.KT.G6.02

2 | © Danfoss | 2016.05

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Safety Note
To avoid injury of persons and damages to the device, it is absolutely necessary to read and
observe these instructions carefully. The warning sign is used to emphasize special conditions
that should be taken into consideration.

This symbol indicates that this particular piece of information should be read with
special attention.

Adjust temperatures and values.

Switch between menu lines.

Select / return.

2 sec.

Return to daily user menu.

What do the symbols mean?

Mode COMFORT<

Temp. 48@½

1000

The desired flow temperature is influenced by for example return temperature.

The actuator closes the control valve.

The actuator opens the control valve.
The actuator does not activate the valve.

The pump is ON.

The pump is OFF.

The controller is in setback mode.

The controller is in pre-setback mode (the symbol is blinking).

The controller is in comfort mode.

The controller is in pre-comfort mode (the symbol is blinking).

Summary of Contents for ECL Comfort 110

Page 1: ...Operating Guide ECL Comfort 110 application 130 valid as of software version 1 08 English version www danfoss com ...

Page 2: ...attention Adjust temperatures and values Switch between menu lines Select return 2 sec Return to daily user menu What do the symbols mean Mode COMFORT Temp 48 1000 The desired flow temperature is influenced by for example return temperature The actuator closes the control valve The actuator opens the control valve The actuator does not activate the valve The pump is ON The pump is OFF The controll...

Page 3: ...ntgr time time constant for room temp 3015 16 Gain max room temp limitation max 3182 16 Gain min room temp limitation min 3183 16 Return T limit return temp limitation 4000 17 Limit return temp limitation 4030 17 Gain max return temp limitation max influence 4035 18 Gain min return temp limitation min influence 4036 18 Intgr time time constant for return temp limitation 4037 19 Priority priority f...

Page 4: ...l override 7141 30 Knee point 7162 31 Min on time min activation time gear motor 7189 31 Daylight daylight saving time changeover 7198 31 ECL address master slave address 7199 31 Type 7600 32 Service 8000 33 Code no 8300 33 Ver version no 8301 33 Backlight display brightness 8310 33 Contrast display contrast 8311 33 Language 8315 34 MOD address MODBUS address 8320 34 Installation 35 Mounting the E...

Page 5: ...ned gradually when the flow temperature is lower than the desired flow temperature and vice versa The return temperature S4 to the district heating supply should not be too high If so the desired flow temperature can be adjusted typically to a lower value thus resulting in a gradual closing of the motorized control valve In boiler based heating supply the return temperature should not be too low s...

Page 6: ... heating cut out 5179 24 Motor prot motor protection 6174 25 Xp proportional band 6184 25 Tn integration time constant 6185 25 M1 run running time of the motorized control valve 6186 25 Nz neutral zone 6187 26 ECA address choice of room panel remote control 7010 28 P1 exercise pump exercise 7022 28 M1 exercise valve exercise 7023 28 Actuator gear motor thermo actuator 7024 28 DHW prior closed valv...

Page 7: ...perature If you still cannot obtain the desired room temperature by adjusting the radiator thermostats the flow temperature is too low Increase the desired room temperature Temperature overview 2 sec Push the button to see the sensor S1 S4 temperatures Change between the temperature displays S1 Actual outdoor temperature Accumulated outdoor temperature S1 acc T 12 S1 act T 13 S2 Actual room temper...

Page 8: ...cheduled operation AUTO the symbols will show you the control mode Wednesday Mode COMFORT Change the mode AUTO COMFORT SETBACK or STANDBY Set your personal schedule It is only possible to set the personal schedules if the ECL Comfort 110 controller has a built in ECA 110 timer program 04 01 12 8 32 Wednesday This display will show the current day and time Choose the day for which you wish to chang...

Page 9: ...end Stop1 of the first comfort period The next bar will blink Wed Stop1 12 00 See or change the start Start2 of the next comfort period Wed Start2 18 00 See or change the next start stop periods if necessary Wed Stop2 22 00 The schedule has always two comfort periods a day The start and stop times can be set in half hourly intervals 30 min To arrange only one comfort period on a day Set Start2 and...

Page 10: ...ow temperature control 2000 Heat curve The ECL Comfort 110 controls the heating system according to the calculated flow temperature under the influence of the return and or room temperature The desired flow temperature is defined by 5 settings Temp max Temp min Slope Displace and Knee point Desired flow temperature 20 10 0 10 20 30 20 30 40 50 60 70 80 90 100 110 10 C C Heat curve Slope Temp max D...

Page 11: ...w temperature higher than 40 C the heat curve slope S can be calculated as S Tflow 25 2 5 x Troom Tout 30 S 80 25 2 5 x 20 12 30 S 1 7 Example II Design parameter Designed outdoor temperature Tout 20 C Designed flow temperature Tflow 35 C Designed room temperature Troom 21 C For designed flow temperatures lower than 40 C the heat curve slope S can be calculated as S Tflow 20 1 3 2 5 x Troom Tout 3...

Page 12: ...r area Pick the heat curve closest to the crossing point of these two values The setting of the desired room temperature has an influence on the calculated flow temperature heat curve no matter if a room temperature sensor is connected or not Floor heating systems This controller is factory set for radiator systems which typically are high flow temperature systems To control floor heating systems ...

Page 13: ...d on the individual heat requirement Small increases or reductions in the heating temperature can be implemented by means of the parallel displacement Temp min flow temp limit min 2177 Setting range Factory setting 10 150 C 10 C Choose the allowed min flow temperature for your system Adjust the factory setting if required Temp max flow temp limit max 2178 Setting range Factory setting 10 150 C 90 ...

Page 14: ...d with thermostats and you also want to obtain a max limitation of the room temperature The controller will allow for free heat gains i e solar radiation or heat from a fire place etc Influence Gain min min limitation Desired room temperature Actual room temperature Gain max max limitation The Gain max determines how much the room temperature should influence the desired flow temperature If the Ga...

Page 15: ... If a difference occours between the actual and the desired room temperature the desired flow temperature can be corrected The correction is based on the settings in the lines 3182 and 3183 This correction of the desired flow temperature will normally give a correct room temperature See also line 3015 Example B1 The actual room temperature is 2 degrees too low The Gain max is set to 3 5 The Gain m...

Page 16: ...r time 1 The desired temperature is adapted quickly 50 The desired temperature is adapted slowly Gain max room temp limitation max 3182 Setting range Factory setting 9 9 0 0 4 0 Determines how much the flow temperature will be influenced decreased if the room temperature is higher than the desired room temperature P control 9 9 The room temperature has a big influence 0 0 The room temperature has ...

Page 17: ...es the small offsets between the desired and actual values This is done by changing the desired flow temperature If the Gain is too high and or the Intgr time too low there is a risk of unstable control Limit return temp limitation 4030 Setting range Factory setting 10 110 C 50 C Set the return temperature you accept for the system Set the acceptable return temperature limit When the return temper...

Page 18: ... temperature is 2 degrees too high Result The desired flow temperature is changed by 2 0 x 2 4 0 degrees Normally the setting in line 4035 is lower than 0 in district heating systems to avoid a too high return temperature Typically the setting in line 4035 is 0 in boiler systems because a higher return temperature is acceptable see also line 4036 Gain min return temp limitation min influence 4036 ...

Page 19: ... as thermometer function only the settings in lines 4035 and 4036 should be 0 0 Intgr time time constant for return temp limitation 4037 Setting range Factory setting OFF 1 50 s 25 s Controls how fast the return temperature adapts to the desired return temperature I control OFF The control function is not influenced by the Intgr time 1 The desired temperature is adapted quickly 50 The desired temp...

Page 20: ...mperature does not depend on the outdoor temperature Reduction 100 0 20 10 29 0 20 10 Outdoor temp C Setting line 5011 Boost 5012 Setting range Factory setting OFF 1 99 OFF Shortens the heating up period by increasing the desired flow temperature by the percentage you set Set the percentage at which you want the desired flow temperature increased temporarily In order to shorten the heating up peri...

Page 21: ...eriod with setback temperature This causes the valve to open gradually Optimizer optimizing time constant 5014 Setting range Factory setting OFF 10 59 OFF Optimizes the start and stop times for the comfort temperature period to obtain the best comfort at the lowest energy consumption The lower the outdoor temperature the earlier the heating cut in Adjust the optimizing time constant The value cons...

Page 22: ...and the heat accumulation of the building is medium The left digit is 2 The dimensioning temperature is 25 C and the capacity is normal The right digit is 5 Result The setting is to be changed to 25 It is only possible make use of Optimize if the ECL Comfort 110 controller has a built in ECA 110 timer program or is connected to an ECA 61 Based on optimization based on room outdoor temp 5020 Settin...

Page 23: ...he desired system temperature is lowered to Standby T line 7093 Temp min line 2177 is overruled Desired system temp C Standby T Time OFF No total stop Desired system temp C Standby T Time S1 T filter outdoor temp filter 5081 Setting range Factory setting 1 200 100 Dampens the measured outdoor temperatures by the set factor 1 Fast low filter constant 200 Slow high filter constant ...

Page 24: ...7 will be ignored Temp Actual outdoor temp Accumulated outdoor temp 18 C Time Heating Heating OFF Heating This function can save energy by stopping the heating system when the outdoor temperature gets above a set limit The heating system switches ON again when the outdoor temperature and the accumulated outdoor temperature become lower than the set limit The heating cut out is only active when the...

Page 25: ... be used for heating systems at very low load Xp proportional band 6184 Setting range Factory setting 1 250 K 80 K Set the proportional band A higher value will result in a stable but slow control of the flow temperature Tn integration time constant 6185 Setting range Factory setting 5 999 s 30 s Set a high integration time constant to obtain a slow but stable reaction to deviations A low integrat...

Page 26: ...egrees x actuator speed sec degr Example 90 degr x 2 sec degr 180 sec Nz neutral zone 6187 Setting range Factory setting 1 9 K 3 K Set the acceptable flow temperature deviation Set the neutral zone to a high value if you can accept a high variation in flow temperature When the actual flow temperature is within the neutral zone the controller does not activate the motorized control valve The neutra...

Page 27: ...constant amplitude it might be necessary to force the system by setting an extreme value Find the critical time period on the temperature recording or use a stop watch Temp Critical time period Time This time period will be characteristic for the system and you can evaluate the settings from this critical period Tn 0 85 x critical time period Xp 2 2 x proportional band value in the critical time p...

Page 28: ... without heat demand ON The pump is switched ON for 1 minute every third day around noon OFF The pump exercise is not active M1 exercise valve exercise 7023 Setting range Factory setting ON OFF OFF Exercises the valve to avoid blocking in periods without heat demand ON The valve receives a signal to open and close every third day around noon OFF The valve exercise is not active Actuator gear motor...

Page 29: ...mains unchanged during active DHW charging in the master controller The setting in line 7052 must be considered if this controller is a slave P1 frost T frost protection 7077 Setting range Factory setting OFF 10 20 C 2 C When the outdoor temperature is below the set temperature in P1 frost T the controller automatically switches ON the circulation pump to protect the system OFF No frost protection...

Page 30: ...ure 7093 Setting range Factory setting 5 40 C 10 C Set the desired flow temperature at standby e g during total stop 5 40 Desired standby flow temperature Ext external override 7141 Setting range Factory setting OFF SETBACK COMFORT OFF Choose mode for Ext external override The override can be activated for setback or comfort mode For override the controller mode must be AUTO scheduled operation OF...

Page 31: ...o increase the lifetime of the actuator Daylight daylight saving time changeover 7198 Setting range Factory setting ON OFF ON Choose whether you want the change to summer winter time to be automatic or manual ON The controller s built in clock automatically changes one hour on the standardized days for daylight saving time changeover for Central Europe OFF You change manually between summer and wi...

Page 32: ...sically connected with the outdoor temperature sensor is the master of the entire system and must have the address 15 Each slave must be configured with its own address 1 9 However more slaves can have the address 0 if they only have to receive information about outdoor temperature and system time Type 7600 Setting range Factory setting 116 130 130 Use this setting to change your application or re...

Page 33: ...oduction year Please state the version in connection with questions about the product if any Backlight display brightness 8310 Setting range Factory setting OFF 1 30 16 The brightness of the display can be adjusted OFF No backlight 1 Weak backlight 30 Strong backlight Contrast display contrast 8311 Setting range Factory setting 0 20 10 The contrast of the display can be adjusted 0 High contrast 20...

Page 34: ...ing range Factory setting Multiple English Choose your language MOD address MODBUS address 8320 Setting range Factory setting 0 247 5 Set the MODBUS address if the controller is part of a MODBUS network Assign the MODBUS addresses within the stated setting range ...

Page 35: ...urface and establish the electrical connections Danfoss 87B787 10 Mounting on a DIN rail Mount the controller on the DIN rail and establish the electrical connections Danfoss 87B788 10 Mounting in a panel Mounting kit Order code no 087B1249 The panel plate thickness must not exceed 5 mm Prepare a cut out with the dimensions 93 x 139 mm Insert the controller into the panel cut out and fix it with t...

Page 36: ...ctions for safety thermostat 23 Optional connections for safety thermostat 24 M1 Actuator open alt thermo actuator ABV 15 VA 25 M1 Actuator close 15 VA 26 M1 Actuator neutral 27 P1 Circulation pump neutral 28 P1 Circulation pump live relay R1 4 2 A 29 Not to be used 30 Not to be used Wire cross section 0 5 1 5 mm2 Incorrect connection can damage the TRIAC outputs Electrical connections 230 V a c i...

Page 37: ...nections for safety thermostat 23 Optional connections for safety thermostat 24 M1 Actuator open alt thermo actuator ABV 15 VA 25 M1 Actuator close 15 VA 26 M1 Actuator A1 27 Not to be used 28 Not to be used 29 P1 Phase for circulation pump relay R2 30 P1 Relay R2 4 2 A Wire cross section 0 5 1 5 mm2 Incorrect connection can damage the TRIAC outputs Electrical connections 24 V a c in general ...

Page 38: ...or room panel remote control ECA 61 10 Not to be used 11 and 12 Ext override The sensor must always be connected in order to have the desired functionality If the sensor is not connected or the cable is short circuited the motorized control valve closes safety function Wire cross section for sensor connections 0 4 0 75 mm2 Total cable length Max 125 m all sensors incl the ECL BUS Cable lengths of ...

Page 39: ...re additional systems In this section you find the most frequently used systems If your system is not quite as shown below find the diagram which has the best resemblance with your system and make your own combinations Heating system 1 District heating circuit with heat exchanger Heating system 2 District heating circuit with direct connection Danfoss 87H2161 10 How to identify your system type ...

Page 40: ...VI KT G6 02 40 Danfoss 2016 05 Installation Heating system 3 Boiler based heating circuit ...

Page 41: ...ill ask for date and time setting dd mm yy hh mm Date time Set day dd month mm year yy hour hh and minuts mm Change values Accept the chosen time and date When the language has been chosen and date and time have been set the controller will ask for application type Type Application Choose application type 2 sec Start the chosen application Go to the Maintenance part for further setup of your contr...

Page 42: ...ual mode Actuator M1 is opening Actuator M1 is closing Valve STOP Manual mode Pump P1 is ON Pump P1 is OFF Pump ON Manual mode Select control mode Wednesday Mode MANUAL Manual mode should only be used for maintenance purposes In manual mode all control and safety functions are deactivated Manual control ...

Page 43: ...or is mounted Return temperature sensor ESMU ESM 11 or ESMC The return sensor should always be placed in on a pipe with return water flow Room temperature sensor ESM 10 or ECA 61 remote control Place the room sensor in the room where the temperature is to be controlled Do not place it on outer walls or close to radiators windows or doors DHW temperature sensor ESMU or ESMB 12 Place the DHW tempera...

Page 44: ...rminal 8 to 2 The ECA 61 is activated by the setting in line 7010 The ECA 61 is powered by the ECL BUS which means that the BUS must be active The BUS is activated by setting the controller address to 15 line 7199 Connecting the room panel remote control Installation ...

Page 45: ...that the required controlled units actuator pump etc are connected to the correct terminals Check that all sensors are connected to the correct terminals Switch on the power Choose manual operation as controller mode Check that valves open and close and that required controlled units pump etc start and stop when operated manually Check that the temperatures shown in the display match the actual se...

Page 46: ... flow temperature limitation is not too high See line 2177 The temperature is unstable Check that the flow temperature sensor is correctly connected and in the right place If the controller has a room temperature signal line 3000 check that the Gain is not too high Adjust the control parameters line 6000 The controller does not operate and the control valve is closed Check that the flow temperatur...

Page 47: ...mperature which is set as the desired room temperature The temperature can only be controlled by the ECL Comfort controller if a room temperature sensor is installed If a sensor is not installed the set desired room temperature however still influences the flow temperature In both cases the room temperature in each room is typically controlled by radiator thermostats valves Desired temperature Tem...

Page 48: ...sor Temperature sensor placed in the room reference room typically the living room where the temperature is to be controlled Room temperature Temperature measured by the room temperature sensor room panel or remote control The room temperature can only be controlled directly if a room temperature is measured The room temperature can influence the desired flow temperature Schedule Schedule for peri...

Page 49: ...VI KT G6 02 Danfoss 2016 05 49 ...

Page 50: ...VI KT G6 02 50 Danfoss 2016 05 ...

Page 51: ...6 02 Danfoss 2016 05 51 Disposal instruction This product should be dismantled and its components sorted if possible in various groups before recycling or disposal Always follow the local disposal regulations ...

Page 52: ...52 Danfoss DHS SRMT DK 2016 05 VI KT G6 02 087R9781 VIKTG602 ...

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