SOM 6 SI Solar Controller Installation Manual
Contents
1. Switch off power supply before opening the housing The unit is designed for indoor installation only It is not suitable for installation in hazardous locations and should not be sited near to any electromagnetic field The controller must installed in accordance with all electrical regulations These regulations vary from region to region Please contact the appropriate agency in your area if unclear on this Wall Mounting Instructions 1 Unscrew the cross recessed screw of the cover and remove it from the housing cover pushbutton cable conduits with strain relief can fuse 4A Upper fastening hole 2 Mark the upper fastening point on the wall and mount the enclosed dowel and screw 3 Hang up the housing at the upper fastening point and mark the lower fastening point on the wall The distance 104 between the 2 mounting holes is 130 mm l 4 Fasten the housing at its lower point j Lower fastening hole 1 2 Electrical wiring The power supply to the controller must only be made by an external power supply switch and the line voltage must be 120 VAC 50 60 Hz Flexible lines are to be fixed at the STIERELEITROR housing by enclosed strain relief supports and screws SM S AAO E The SOM 6 controller is equipped with 1 relay which is usually connected to the solar loop s ci2. 6 with the default settings will likely result in an overheating condition of the solar system 13 SOM 6 SI SIIEBELELTRON 4 Troubleshooting tips If a malfunction occurs a notification is given on the display of the controller 131 1213 1232 1252 1271 1290 3 68 1078 34 Warning symbol t Operating control lamp STIEBEL EITRON n US West Hatfield MA 01088 SOM 6 SI Resistance values of the Pt1000 sensors Symptom Possible Cause and Remedies List Operating control lamp flashes red The Pa SOM unit is sensing an open circuit condition 1 Measure the resistance between the two terminals to which the relevent sensor is attached If it measures infinite resis tance continue to step 2 If it measures a resistance within range of the above chart call for service Disconnect the sensor wire from the terminals and measure the resistance between the two wires If it still measures infi nite resistance continue to step 3 If it measures a resistance within range of the above chart there is a problem with the connection from the sensor wire to the terminal This problem lies either with the sensor or the wire connec tions In order to determine whether the problem lies with the sensor itself the sensor must be disconnected from any extension wire and its resistance must be measured If when the sensor is disconnected the resistance is measured to be within the values of the resistance
3. Indication Channel Indication channel 2 2 2 Tool bar XK H AG Toolbar only illustrated above STIEBEL ELTRON The controller is operated by the 3 keys below the display To enter the configuration mode toggle through the display parameters by pressing and releasing key 1 until this no longer causes the display to change At this point press and hold key 1 until the configuration parameters are displayed about 5 seconds then quickly release the key to avoid tog gling to the end of the parameter list The first parameter in the list is DT O To change the setting of a given parameter follow the steps below 1 Toggle to the parameter using keys 1 and or 2 The abbreviation for the parameter is displayed on the right side of the screen with the setting directly below and the set icon solid not blinking on the extreme right 2 Press key 3 The set icon begins blinking signifying that the parameter may now be adjusted 3 Quickly use keys 1 and or 2 to change the setting to that which is required 4 Press key 3 again The set icon stops blinking signifying that the new value has been stored The system display consists of an indication channel a tool bar and the system screen These are detailed below The indication channel consists of two lines The upper line is an alphanumeric 16 segment display in which an abbreviation of the current setting or reading is shown In the lower 7 segment display the value of said reading
4. chart the problem is with the extension wire connections symbol is displayed and the symbol is flashing The indication channel of the relevent sensor displays 888 8 instead of the temperature 06184 som 6 si monen indd 14 MSN STIEBELELTRON __ Symptom Possible Cause and Remedies List Operating control lamp flashes red The d SOM unit is sensing a short circuit condition 1 Measure the resistance between the two terminals to which the relevant sensor is attached If it measures a resistance close to zero continue to step 2 If it measures a resistance within range of the above chart call for service Disconnect the sensor wire from the terminals and measure the resistance between the two wires If it still measures a resistance close to zero continue to step 3 If it measures a resistance within range of the above chart there is a problem with the connection from the sensor wire to the terminal This problem lies either with the sensor or the wire connec tions In order to determine whether the problem lies with the sensor itself the sensor and its 4 wire which was factory installed must be disconnected from any extension wire and its resistance must be measured If when the sensor is discon nected the resistance is measured to be within the values of the resistance chart the problem is with the extension wire connections symbol is displayed and the symbol is flashing The indication channel of the rel
5. exceeded in order for the solar pump R1 to be switched on The minimum temperature setting is used to avoid starting up the solar pump or solid fuel boiler charging pumps when the temperature of the heat exchanger fluid is too low If the minimum temperature feature is activated the symbol X is shown on the display blinking The antifreeze function activates the loading circuit between collector and tank if the antifreeze temperature is reached in order to protect the heat exchanger fluid against freezing or thickening If the antifreeze temperature is exceeded by 2 F the loading circuit will be deactivated Please note As there is only a limited heat quantity of the tank available for this function the antifreeze function should only be used in regions with few days of temperatures around freezing point 11 STIEBELELTRON SOM 6 SI 3 1 13 Recooling Function OREC Recooling Option adjustment range OFF ON Factory setting OFF 3 1 14 Tube Collector Function OTC Tube Collector Function Adjustment range OFF ON Factory setting OFF ORE ncc woe l 3 1 15 Circulator Pump Operating Mode HAND Operating Mode Adjustment range OFF AUTO ON Factory setting AUTO 3 1 16 Language LANGUAGE Language Setting Adjustment range dE En It Fr Factory setting En 3 1 17 Units for Temperature Display UNIT 2 Temperature Display Units f Adjustment range a FAH CEL Factory sett
6. or setting is shown The additional symbols of the tool bar indicate the current system status standard maximum storage collector cooling function or reccoling function active temperature reached or exceeded collector minimum limitation antifreeze function activated or antifreeze function active collector security shutdown or store securtiy shutdown active manual operation active 06184 som 6 si monen indd 06184 som 6 si monen indd SOM 6 S STIEBEL ELTRON __ 2 2 3 System screen 2 The system screen active system scheme shows the 4 schemes selected on the controller It consists of several b n system component symbols which are depending on the EUER current status of the system either flashing permanently shown or hidden only system screen Sensor 1 S ensor Collector 1 E Pumps A 77 e Storage tank heat Storage tank exchanger 4 mx Temperature sensor VA Collector with collector sensor Pump Store 1 with heat exchanger WW 2 3 Blinking codes 2 3 1 System screen blinking codes e Pumps are blinking during starting phase e Sensors are blinking when their value is being displayed in the indication channel e Sensors are quickly blinking in case of sensor defect 2 3 2 LED blinking codes Constantly green Normal operation Red green blinking Power up phase Manual operation Red blinking Sensor defect sensor symbol is quickly blinking 7 SOM
7. symbol 3 is displayed Please note The controller is equipped with a security switch off of the storage tank which will not allow further loading of the tank if it reaches 205 F If the collector emergency shutdown temperature EM is reached the solar pump R1 is deactivated in order to avoid damaging the solar components The default setting is 285 F If the system is in emergency shutdown mode the symbol is flashing The system will not exit this mode until the temperature measured is 30 F lower than the value of this setting The system cooling function is used to prevent the system s heat exchanger fluid from overheating This in turn prevents the degradation of the fluid s corrosion inhibitors avoiding damage to the system components If the system cooling function is activated the symbol is flashing If the maximum collector temperature is reached the maxi mum storage tank temperature is overridden and the sys tem s circulator pump is turned on cooling the system s HX fluid using the water in the storage tank This will continue until either the collector temperature is measured to be at least 9 F lower than the setting of CMX the tank reaches it s 205 F security switch off temperature or the collector reaches its collector emergency shutdown temperature The last two instances should not occur if the system is sized and configured properly The minimum collector temperature is a temperature which must be
8. 6 SI STIEBEL ELTRON 3 Controller parameter and indication channels 3 1 Channel overview Legend Corresponding channel is available if the appropriate option is activated Please note S3 and S4 are only indicated if sensors are connected Emend speciicanon ee coL x ColectorTemperature 9 sr x Lower Storage TankTemperanre 9 s ox sensor 3 Temperature 9 re neum Sensor Temperature 9 s4 o Sensor 4Temperaure 9 The x Operating Hours Counter gt EM x Collector Emergency Shutdown 11 Temperature Corresponding channel is only available if the option energy production measurement is activated OHOM Corresponding channel is only available if the option energy production measurement is deactivated OHQM MEDT The channel antifreeze content MED is only shown if a medium other than water or propylene glycol is used The adjustment is only appropriate when using other types of antifreeze channel specification page x OCN Collector Minimum Temperature 11 Limitation Collector Minimum Temperature Tc O Recooling Option OTC x Tube Collector Function CNN EN ox Energy Production Measurement EN FMAX Maximum Flow Rate LPM Maximum Flow Rate GPM This is only FMXG available on later release levels MEDT Antifreeze Type MED MEDT Antifreeze Concentration HAND Circulator Pump Operating Mod
9. A measurement of the system s energy production is pos sible in conjunction with a flowmeter and an additional sensor which measures the heat exchanger s return tem perature Activate this option by changing the value of OHQM to on Adjust this setting to the maximum flow rate of the system in liters per minute This is necessary in order to calculate the system s actual energy output Some controllers have an additional parameter FMXG which is the flow rate in gallons per minute Type of antifreeze 0 water 1 propylene glycol 2 ethylene glycol 3 Tyfocor LS G LS The energy produced by the system is measured by the calculation of the volume of heat exchanger fluid moved through the system and a comparison of the temperature of the fluid leaving the collector S1 with that of the fluid exiting the storage tank s heat exchanger S4 It is shown in kWh in one channel and MWh in another The total energy produced can be reset As soon as one of the display channels of the heat quantity is selected the sym bol is displayed solid To reset the total energy produced press and hold the middle key key 3 for approximately 5 seconds The set symbol blinks Press key 3 again and the total energy produced is reset to O In order to interrupt the RESET procedure no button should be pressed for about 5 seconds The controller re turns automatically into indication mode Primarily the controller works in the same way
10. D Operating mode OFF relay off N flashing C3 AUTO relay in automatic operation ON relay on N flashing C3 The menu language can be adjusted in this channel e dE German e En English t Italian Fr French The menu units can be adjusted in this channel FAH e CEL 06184 som 6 si monen indd 06184 som 6 si monen indd SOM 6 S STIEBEL ELTRON __ 3 2 1 Recommended Settings for Standard DHW System Display Parameter Name Recommended Setting and Explanation Code and Reference All temperatures in F DT O Switch on Temperature 15 Setting this too low can cause the circulator to cycle on and Difference p 10 off too frequently DT F Switch off Temperature 5 Too high of a AT between DT O and DT F can cause the Difference p 10 circulator to switch on and off too frequently 140 This will prevent the temperature at the top of the tank from getting hot enough to cause the T amp P valve to release This will also allow the cooling function to operate effectively Maximum Store Temperature p 11 FE H OCX System Cooling On Failure to change this option to on will likely result in Function p 11 overheating of the system at some point 230 Having a relatively large AT between CMX and EM Maximum Collector prevents the HX fluid directly behind that in the sensor well CMX Temperature p 11 from causing the system to go into emergency shutdown mode as soon as the cool
11. LER FOR REPAIR THE OWNER MUST FIRST SECURE WRITTEN AUTHORIZATION FROM STIEBEL ELTRON INC THE OWNER SHALL BE REQUIRED TO SHOW PROOF OF PURCHASE DATE AND TO PAY ALL TRANSPORTATION COSTS TO RETURN THE DEFECTIVE PART S OR SOM 6 CONTROLLER WARRANTY IS VOID IF SOM 6 CONTROLLER HAS BEEN INSTALLED OR USED IMPROPERLY OR IF DESIGN HAS BEEN ALTERED IN ANY WAY STIEBEL ELTRON INC 17 West Street West Hatfield MA 01088 USA PHONE 800 582 8423 or 413 247 3380 FAX 413 247 3369 E Mail info stiebel eltron usa com www stiebel eltron usa com Stiebel Eltron Inc 17 West Street USA West Hatfield MA 01088 Phone 413 247 3380 Fax 413 247 3369 info stiebel eltron usa com Distributed by Please note The design and the specifications are to be changed without notice The illustrations may differ from original product 17 06184 som 6 si monen indd
12. SOM 6 SI Installation Configuration and Troubleshooting Manual 72 O 2 9 VY Thanks for buying this product Read this manual carefully to get the best perfomance from this unit SOM 6 SI Contents TAATA p EIIE 2 Security GOVICOS t 2 Technichal data and function survey 3 1 Installation 4 1 1 MOUN ONE RE OR 4 1 2 Electrical WIFINg legac ee cee tereece tence tcececeoeeestcteesaeareeeaeeee 4 1 2 1 Standard solar SYSCOI cccstesasaccactesascesssetiscasesmesaencausecesaccnvaeates 5 2 Operation and function ecce 6 2 1 Adjustment DUttONS aa ctc i tat onec orte toto p tees ecasinteaes 6 2 2 System monitoring display siceccazccacievensastacrscscacnatenceterscdasdonsn 6 2 2 1 Channel indication M 6 2 2 2 TOLDA ae e E rer ener E 6 2 2 3 System sf T 7 Safety regulations Please read the following information carefully before installing and operating the controller When configuring the controller please utilize some semblance of the recommeded settings illustrated in section 3 2 This will avoid damage to the solar system by common problems such as overheating Installing the controller using the default settings without making any adjustments to the configuration parameters is likely to result in an overheating condition of the solar system at some point Please ensure that the mounting is in accor
13. as a standard differential controller If the switch on difference DT O is reached the pump is activated If the adjusted switch off temperature is measured DT F the controller switches off 06184 som 6 si monen indd 06184 som 6 si monen indd SOM 6 SI 3 1 8 Maximum Store Temperature S MX Maximum Storage Tank Temperature J Adjustment range I4 Ti 40 205 F Factory setting 140 F 3 1 9 Collector Emergency Shutdown Temperature EM Collector Emergency Shutdown Temperature Adjustment range EM 230 400 F 2E Factory setting 285 F co 3 1 10System Cooling Functions OCX System Cooling nr Adjustment range OFF ON LIL Factory setting OFF Li CMX Maximum Collector l My Temperature Adjustment range 210 380 F Factory setting 250 F SET 3 1 11 Minimum Collector Temperature Limit OCN Collector Minimum Temperature Limitation D N Adjustment range OFF ON nm c E Factory setting OFF LI CMN Collector Minimum Temperature MN Adjustment range 50 195 F cnn Factory setting 50 F J 3 1 13 Antifreeze Function OCF Antifreeze Function LL F Adjustment range OFF ON ncc Factory setting OFF Lg CFR Antifreeze Temperature LER Adjustment range 15 50 F woe LI Factory setting 40 F If the adjusted maximum temperature is exceeded a further loading of the store is stopped so that a damaging overheating can be avoided If the maximum store temperature is exceeded the
14. dance to local state and federal regulations CU 72060171 01 UL 60730 1A 2002 CSA E60730 1 2002 STIEBEL ELTRON 2 3 EMI OSS NIRE s 7 2 3 1 System Screen Blinkcodes esses 7 2 3 2 AUDI seit NT E TOT 7 3 Control parameter and indication channels 8 3 1 Chantiel GVef VIBW sescicatceecescoccacectoadustnceennticccndaassieteocitentecemans 8 3 1 1 6 Indication channels coit to rat tue boten tntE ra dst 9 3 1 7 19 Adjustment enamel desired ert a tee ero ste ortehos 10 3 2 Recommended Settings ees 13 4 Troubleshooting Tips e ecceeee 14 5 bad lig dem 17 Reprinting copying This installation manual in its entirety is copyrighted Another use outside the copyright requires the approval of STIEBEL ELTRON Inc This especially applies for copies translations micro films and the storage into electronic systems Editor STIEBEL ELTRON Inc Important notice Your own calculations and plans under consideration of the current norms and DIN directions should only be basis for your projects We don t offer a guarantee for the completeness of the drawings and texts of this manual they only represent some examples They can only be used at your own risk No liability is assumed for incorrect incomplete or false information and the resulting damages 06184 som 6 si monen indd 06184 som 6 si monen indd SOM 6 SI system
15. e Language DOXXX UNIT Temperature Units FAH CEL PROG XX XX Program Number VERS Version Number 06184 som 6 si monen indd 06184 som 6 si monen indd SOM 6 SI 3 1 1 Collector Temperature COL i Collector Temperature rr I ESE display range 40 482 F 9 LI Iar IC L C 3 1 2 Lower Storage Tank Temperature TST Store Temperature 1S Display range 40 482 F 2 ef nc 100 0 Display range 40 482 F 3 1 3 Sensor 3 or 4 S3 S4 5 Sensor Temperatures 1n 4 E Ed NN P NN z Uu 3 1 4 Other Temperatures if applicable TRF 4 Return Flow TEJE Temperature lu B ou Display range 40 482 F J LL 3 1 5 Operating Hours Counter h P a Number of hours which H H relay 1 has been active ef ar JUJ Shows the current collector temperature e COL collector temperature Shows the current store temperature e ST store temperature Shows the current temperature of the corresponding ad ditional sensor without control function e 3 sensor 3 temperature e S4 sensor 4 temperature Please note S3 and S4 are only indicated if the temperature sensors are connected shown Shows the current temperature of the sensor e TRF return flow temperature The operating hours counter adds up the solar operating hours of the relay h P The total amount of hours which the relay has been active is shown on the display Th
16. e operating hours total can be reset As soon as the oper ating hours channel is selected the symbol is displayed solid To reset the operating hours press and hold the middle key key 3 for approximately 5 seconds The set symbol blinks Press key 3 again and the operating hours counter is reset to 0 In order to interrupt the RESET procedure don t press any button for about 5 seconds The controller returns automa tically into the display mode STIEBELELTRON SOM 6 SI 3 1 6 Energy Production Measurement OHQM Energy Production Measurement Adjustment LIM range OFF ON LJ pape a Factory setting OFF LII d FMAX Volumetric flow rate in l min Adjustment range 0 20 FL MEN in steps of 0 1 cn Factory setting 6 0 Lu MEDT Antifreeze Type EX Adjustment range 0 3 PE 4 Factory setting 1 MED Antifreeze Concentration in Vol 76 MED is blinded out by Li MEDT 0 and 3 7 Adjustment range 20 70 Factory setting 45 kWh MWh Energy produc tion in kWh MWh J Display channel C 3 1 7 AT regulation DT O Switch On Temperature Ti Differential zd Adjustment range 2 0 40 0 F Factory setting 12 0 DT F Switch Off Temperature Differential Adjustment range LI LI 1 0 38 0 F Factory setting 8 0 F Please note Switch on temperature difference DT O must be at least 2 F higher than the switch off temperature difference DT F 10 STIEBEL ELTRON
17. ere a sufficiently large AT between the Maximum Collector Temperature CMX and the Collector Emergency Shutdown Temperature EM To get the system to exit emergency shutdown mode the EM setting must be at least 30 F greater than the measured collector temperature If the storage tank has reached its emergency shutdown tem perature 205 F the circulator will not turn on unless the store sensor measures a temperature of 201 F or less This parameter is not adjustable 06184 som 6 si monen indd 15 06184 som 6 si monen indd SOM 6 S STIEBEL ELTRON __ Symptom Possible Cause and Remedies List LED is blinking red and green Check the Circulator Pump Operating Mode This should be set to auto If it is set to either on or off the unit will flash red and green the amp symbol will flash and the symbol will be displayed If the unit is in its power up mode this condition is normal Tank temperature cools excessively overnight Make sure that the check valve between the upper port of the lower heat exchanger and the output of the solar array is installed and functioning properly Check all configuration settings see section 3 2 Make sure that all system components are properly insulated Circulator pump is running collector is much Make sure that the controller is actually powering the circula hotter than store but the tank fails to heat up tor Is the D symbol displayed in the tool ba
18. event sensor displays 88 8 instead of the temperature Operating control lamp is off and screen is blank SOM unit s control board is not receiving power AN HAZARDOUS VOLTAGE PRESENT 1 Measure the voltage between terminals 19 and 20 If the volt age is close to the nominal voltage of 120 VAC continue to step 2 If the voltage is not correct the problem lies with the power supply to the unit Remove the unit s can fuse and measure its resistance If the resistance is close to zero call for service If infinite resistance is measured replace the fuse Collector is much hotter than the storage tank Compare the tank s present temperature with its maximum but the systems circulator is not on setting S MX If the storage tank is within 4 degrees of this setting the circulator pump will not turn on even if the switch on temperature has been reached unless the System Cooling Function OCX is turned on and the Maximum Collector Temperature CMX has been reached Check to see if the symbol is blinking If this is the case the system is in Emergency Shutdown Mode Either the collector sensor measured a temperature equal to or greater than the Collector Emergency Shutdown Temperature step 3 or the store sensor measured a temperature of at least 205 F step 4 If the system has reached the Collector Emergency Shut down Temperature the controller s configuration needs to be checked Is the cooling function OCX set to on Is th
19. ing FAH 12 msn lt coms S STIEBEL ELTRON This setting is designed to be used in conjunction with the System Cooling Function which overrides the maximum store temperature S MX when used This function will cool the tank back down to its maximum temperature when the collector temperature becomes low enough to facilitate such This prevents a cumulative overheating condition if the cooling function needs to be used multiple days in a row In order to utilize this function with tube collectors a heat rejection loop heat dump is necessary If the controller measures an increase of 4 F compared to the collector temperature which was last stored the solar pump is switched on for about 30 seconds After the solar pump is deactivated the current collector temperature is stored as new reference value If the measured temperature new reference value is again exceeded by 4 F the solar pump again switches on for 30 seconds If the switch on differential is reached during any of these processes the controller automatically switches over to solar charging If the collector temperature drops by 4 F while the system fluid is stagnant the switch on value for the special tube collector function will be recalculated For control and service work the operating mode of the controller can be manually adjusted by selecting the ad justment value HAND in which the following settings are available HAN
20. ing function is activated OCN Minimum Collector Off The AT between DT O and DT F achieves the requisite Temperature p 11 effect for most situations Off Unless the system is located in a region which rarely experiences temperatures near freezing and a very low glycol to water percentage is being used OCF iani p 11 On This prevents a cumulative overheating of the system by Recooling Function l OREC p 12 ensuring a relatively high At between the tank temperature and P and the security switch off of the tank 205 Tube Collector Off Unless the system is utilizing tube collectors OIC Function p 12 Energy Production Off Unless the installer has purchased an additional sensor and OHOM y easurement p 10 wished to utilize this function HAND Circulator Pump Auto his is the normal operating mode The other two Operating Mode p 12 modes are for testing charging etc En English For most applications in North America this is LANG Language p 12 appropriate with some exceptions UNIT Units for Temperature FAH For most applications in North America this is Display p 12 appropriate but it is purely a matter of preference Please note that advanced users may desire to adjust certain parameters differently depending on the circumstances These suggested settings are merely a manner in which to configure the unit that will avoid damage to the system from overheating Installing the SOM
21. monitoring display up to 4 temperature sensors Pt1000 e function control user friendly operation solar loop operating hours counter Scope of delivery 1 x SOM 6 SI 1 x accessory bag 1 x spare fuse T4A 2 x screws and dowels 4 x strain relief and screws Additionally enclosed in the full kit 2 x sensor FKP6 1 x heat conductive paste Technical data Housing plastic PC ABS and PMMA Protection type IP 20 DIN 40050 Environmental temp 32 104 F Size 172 x 110 x 46 mm Mounting wall mounting mounting into patch panels is possible Display System screen with graphi cal illustration 16 segment display 7 segment display 8 symbols for system status and operating control lamp Operation by 3 pushbuttons in the front of the housing STIEBELELIRON _ 28 Q Q 110 Functions Temperature differential controller with optional add on system funtcions Function control according to BAW guidelines operating hours counter for solar pump and tube coll ector special function Inputs for 3 temperature sensors Pt1000 Outputs 1 electromechanical relay Power supply 120 VAC Total power supply 155 Q Ca E 2 1 A 120VAC Mode of operation Typ 1 b Breaking capacity per relay electromechanical relay 2 1 A 120 VAC CE 3 1 Installation display 1 1 Mounting N Warning
22. r If not check all configuration settings see section 3 2 Otherwise continue to step 2 HAZARDOUS VOLTAGE PRESENT N 2 Check for 120VAC between terminals 17 and 18 If the symbol is displayed and there is not 120 VAC between these two terminals call for service Check the system s flow meter Is the system getting the proper voumetric flow rate required by the collectors If not try adjusting the system s flow adjustment valve if present If the system is getting no flow even though the circulator is running there is either an obstruction in the collector loop or there is air in the system If the system recently experienced an overheating condition the problem is most likely the latter and the system needs to be purged There is also a possibility that the circulator pump itself is defective 16 oam 5n STIEBEL ELTRON 6 Warranty WARRANTY RESIDENTIAL amp COMMERCIAL WARRANTY STIEBEL ELTRON WARRANTS TO THE ORIGINAL OWNER THAT THE SOM 6 CONTROLLER WILL BE FREE FROM DEFECTS IN WORKMANSHIP AND MATERIALS FOR A PERIOD OF TWO 2 YEARS FROM THE DATE OF PURCHASE SHOULD THE PART S PROVE TO BE DEFECTIVE UNDER NORMAL USE DURINGTHIS PERIOD STIEBEL ELTRON INC WILL BE RESPONSIBLE FOR REPLACEMENT OF THE DETECTIVE PART S ONLY STIEBEL ELTRON INC IS NOT RESPONSIBLE FOR LABOR CHARGES TO REMOVE AND OR REPLACE THE DE FECTIVE PART S OR ANY INCIDENTIAL OR CONSEQUENTIAL EXPENSES SHOULD THE OWNER WISH TO RETURN THE SOM 6 CONTROL
23. rculator pump Relay 1 18 Conductor R1 17 Neutral conductor N 13 Earth ground The temperature sensors S1 to S4 are to be connected SENSO CAMPS Earth ground Relay output to the following terminals not polarity sensitive Line voltage input 1 2 Sensor 1 Collector sensor 3 4 Sensor 2 Storage sensor 5 6 Sensor 3 For monitoring only 7 8 Sensor 4 For monitoring or Energy Production Measurement The power supply is to be connected to the following terminals 19 neutral conductor N 20 line conductor L 12 ground terminal 2 Electrostatic discharge can lead to damage to electronic components Hazardous voltage present 06184 som 6 si monen indd SOM 6 5I STIEBEL ELTRON 06184 som 6 si monen indd SOM 6 SI 1 2 1 Allocation of clamps for system 1 Standard solar system with 1 store 1 pump and 3 sen sors The sensor S4 TRF can optionally be used for energy production measurement Specification Collector sensor Upper tank sensor optional S4 TRF Sensor for energy production measurement optional Ri Solar pump O Sooo Lower tank sensor S1 32 S3 R1 5 STIEBELELTRON SOM 6 SI 2 Operation and function 2 1 Pushbuttons for adjustment backwards forward SET selection adjustment mode AU SYSSEFEEHORIEOFINS splay gt 2m A5 C2 Q0 D Ced MMKN n xe iin EE C cl bibat 1 7 1C 0 0 K Monitoring Display 2 2 1
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