Danfoss L66 User Manual Download

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L66

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Summary of Contents for L66

Page 1: ...T2 02 2006 12 VI JD T2 02 2006 12 www danfoss com User s Guide Installer s Guide www danfoss com ECL Comfort Installer s Guide ECL Comfort User s Guide 087R8172 VIJDT202 087R8172 VIJDT202 Mixing and D...

Page 2: ...ion pump 2 DHW circuit II M1 Motorized control valve circuit I M2 Motorized control valve circuit II This guide is associated with ECL Card 087B4875 Installer By Date Controller mode Manual operation...

Page 3: ...17 Setting the time and date line A 18 Monitoring temperatures and system units line B 19 Manual control line B 20 Setting the heat curve line C 21 Heating cut out line 1 22 Flow temperature limits li...

Page 4: ...Typically the ow temperature is adjusted according to your requirements The ow temperature sensor S3 is the most important sensor The desired ow temperature at S3 is calculated in the ECL controller...

Page 5: ...n below nd the diagram which has the best resemblance with your system and make your own combinations The functions can only be realized with ECL Comfort 301 and as of controller version 2 00 10 1 Ind...

Page 6: ...d position the controller in the box Secure the controller with the xing screw Mounting on a DIN rail Mounting kit Order code No 087B1145 A mounting kit is necessary to mount the box with the controll...

Page 7: ...c 7 M2 Actuator close circuit II 0 2 A 230 V a c 8 230 V a c supply voltage for M2 circuit II 9 P1 1 Circulation pump I for heating circuit I 4 2 A 230 V a c 10 230 V a c supply for pump relay R1 11...

Page 8: ...ion in your system The temperature sensor mentioned below are sensors used for the ECL Comfort 200 and 300 series which not all will be needed for your application Outdoor temperature sensor ESMT The...

Page 9: ...n be used for override purposes section 32 line 141 Connection example without ECA 9010 If the override switch has goldplated contacts you can choose one of the following solutions or a combination of...

Page 10: ...everal controllers are installed in the system you can write a title on the ECL Card with a permanent ink pen Do not remove the ECL Card while copying The data on the ECL Card can be damaged When you...

Page 11: ...sted Use the shift button to switch between the options The circuit selector shifts between circuit I and II You can adjust all settings and service parameters individually Update of the ECL Card afte...

Page 12: ...25 150 C 805 845 883 922 961 1000 1039 1078 1117 1155 1194 1232 1271 1309 1347 1385 1423 1462 1501 1539 1578 C 50 40 30 20 10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Monitoring temperatur...

Page 13: ...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 ow temperature systems To cont...

Page 14: ...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 controller m...

Page 15: ...set to 40 The in uence at min limitation left corner of the display is set to 0 Heat curve H is 1 8 Result The desired ow temperature is changed by 2 x 40 x 1 8 x 0 1 14 4 degrees 23b B Reference roo...

Page 16: ...rees x 2 180 sec Control parameters lines 4 7 26a 7 Neutral zone Nz Circuit Setting range Factory setting I II 0 9 K 3 3 K Set the neutral zone to a high value if you can accept a high variation in ow...

Page 17: ...close and that required pumps fans dampers and burners start and stop when operated manually See section 19 Having completed the manual operation check choose scheduled operation as controller mode C...

Page 18: ...min 0 max 40 See section 23 4 Proportional band Xp 1 250 K 80 K See section 26 5 Integration time constant Tn 5 999 sec 30 sec See section 26 6 Running time of the motorized control valve 5 250 sec 3...

Page 19: ...0 0 37 Time constant for return temperature limitation OFF 1 50 25 43 Parallel operation of DHW and heating circuits OFF 1 99 K OFF K 52 Closed valve normal operation ON OFF OFF 81 Time constant of i...

Page 20: ...e service parameters 32 10 Choice of room panel remote control Circuit Setting range Factory setting I 1 2 1 Decides the communication with the room panel or remote control Please note that the room p...

Page 21: ...lowly 14 Optimizing time constant Circuit Setting range Factory setting I OFF 10 59 OFF Optimizes the start and stop times for the comfort temperature period to obtain the best comfort at the lowest e...

Page 22: ...ler T ow ref I the temperature of the master will be increased accordingly T ow ref II the setting line 17 The function of line 17 can compensate for heat losses between master and slave controlled sy...

Page 23: ...FF The pump exercise is not active 23 Valve exercise Circuit Setting range Factory setting I ON OFF OFF Exercises the valve to avoid blocking in periods without heat demand ON The valve receives a sig...

Page 24: ...ower limit Y axis Circuit Setting range Factory setting I 10 110 C 60 C Set the return temperature limitation see drawing Set the return temperature Y coordinate for the lower limit The corresponding...

Page 25: ...n uence is set to 3 0 The actual return temperature is 2 degrees too low Result The desired ow temperature is changed by 3 0 x 2 6 degrees Normally the setting in line 36 is 0 in district heating syst...

Page 26: ...nt parallel operation i e the desired heating temperature depends on the DHW demand Choose how much the DHW temperature circuit II can drop before the desired heating temperature circuit I has to be d...

Page 27: ...tion example with ECA 9010 used if the override switch does not have gold plated contacts 16 Brown 15 Red Green S1 S6 The ECA 9010 module is powered by the system device bus which means that the bus m...

Page 28: ...ion time When the chosen pressure stabilization time is too short the active pump will stop immediately after the pressure stabilization time has elapsed 153 Changeover delay TCH Circuit Setting range...

Page 29: ...sired ow temperature to the master 15 The controller is master The master sends information about the outdoor temperature S1 system time and the DHW demand signal The master receives the desired ow te...

Page 30: ...ECL Card Do not remove the ECL Card while copying The data on the ECL Card can be damaged If you have copied your personal settings to the ECL Card you cannot restore the factory settings Copy persona...

Page 31: ...circuit for heating the domestic hot water DHW 7b Humidity relative This value stated in refers to the indoor moisture content compared to the max moisture content The relative humidity is measured by...

Page 32: ...is not too high See section 22 The temperature is unstable Check that the ow temperature sensor is correctly connected and in the right place Adjust the control parameters section 26 If the controlle...

Page 33: ...ns to display line C section 1 further changes are not possible the controller continues its operation When the ECL Card is inserted with the yellow side facing you the controller can be operated agai...

Page 34: ...comfort period Shift to next changeover point and adjust accordingly Change the schedule for circuit II Select circuit II to view or change the schedule Use the same method for changes as for circuit...

Page 35: ...on Use this mode when you are away on holiday etc Standby The heating circuit is stopped The system is still protected against frost In the DHW circuit however the DHW temperature is controlled accord...

Page 36: ...The controller automatically reverts to display C if the card has been reinserted or the power supply has been interrupted If the temperature value is displayed as the sensor in question is not connec...

Page 37: ...ntages of the ECL Comfort controller system are Secure control and the optimum use of energy resources Control of system temperatures according to seasonal changes and variations in outdoor temperatur...

Page 38: ...that are relevant to your ECL Comfort controller are included here Installer s Guide Grey sections 10 and onwards Turn the guide over The functions can only be realized with ECL Comfort 301 and as of...

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