background image

For Heating Engineers

Please read carefully 
prior to installation.

Installation and servicing 
instructions

Solar thermal 
controller

7747006071-00.1 SD

Logamatic SC40

7 74

7 01

7 47

3 GB (20

07/

08) O

S

W

Содержание Logamatic SC40

Страница 1: ...For Heating Engineers Please read carefully prior to installation Installation and servicing instructions Solar thermal controller 7747006071 00 1 SD Logamatic SC40 7 747 017 473 GB 2007 08 OSW ...

Страница 2: ...a wall 8 4 2 Installing diverter valve for return boost optional 9 4 3 Fitting a heat meter optional 11 4 4 Electrical connections 13 5 Operation 43 5 1 controller controls 43 5 2 controller operation levels 44 6 Commissioning for engineers only 46 6 1 Entering basic settings 47 7 Service level menu for qualified heating engineers only 48 7 1 Service level menu functions 48 7 2 Language selection ...

Страница 3: ...t be used outdoors in damp rooms or in rooms where easily combustible gas mixtures could form V Only operate the solar thermal system as intended and when the system is in perfect working order Electrical connections Any work that requires the controller to be opened may only be carried out by a qualified electrician V The electrical supply must be connected by a qualified electrician V Make sure ...

Страница 4: ...es that minor personal injury or serious damage to property could result Danger indicates that serious personal injury could result In particularly serious cases lives could be at risk Notes contain important information in cases where there is no risk of personal injury or damage to property Safety instructions in this document are identified by a warning triangle symbol and are printed on a grey...

Страница 5: ...e controller SC40 Collector temperature sensor NTC 20K FSK Storage cylinder temperature sensor NTC 10K Fixings and cable clamps for wall mounting Additional components that may be required such as temperature sensors heat meters and valves are available as optional accessories Fig 1 Controller and temperature sensors In normal operating mode the display screen on the controller stays illuminated i...

Страница 6: ...e Cylinder temperature sensor NTC 10K with 3 m cable Dimensions H x W x D 170 x 190 x 53 mm Tab 1 Specifications Temperature sensor S1 S5 with 2 fields NTC 20K Temperature sensor S2 S8 NTC 10K T C R kΩ T C R kΩ T C R kΩ T C R kΩ 20 198 4 60 4 943 60 2 49 10 112 4 70 3 478 70 1 753 0 66 05 80 2 492 0 32 56 80 1 256 10 40 03 90 1 816 10 19 86 90 0 915 20 25 03 100 1 344 20 12 487 100 0 677 30 16 09 ...

Страница 7: ...tice 7 Regulations 3 3 Regulations This device complies with the applicable EN requirements V Observe the following regulations and guidelines Local regulations and requirements of the electricity supplier concerned Commercial industrial codes and regulations and fire regulations ...

Страница 8: ... bottom of the controller and remove the cover Hang the controller on the wall by means of the slot in the rear panel Mark out the lower mounting holes Æ Fig 3 item 2 drill the holes and insert wall plugs Straighten the controller and screw firmly in place through the lower mounting holes left and right Fig 3 Mounting the controller on a wall 1 Top fixing hole 2 Bottom fixing holes Caution Risk of...

Страница 9: ...nding on the heating system s return tempera ture Fig 4 Installation diagram for combination cylinder return boost 1 Cylinder temperature sensor S6 2 Solar thermal controller Logamatic SC40 3 Return temperature sensor S3 RL Heating return RK Boiler return Specifications of diverter valve Max closing pressure 0 55 bar 55 kPa Max static pressure 8 6 bar 860 kPa Max fluid temperature 95 C 110 C for s...

Страница 10: ...ith the valve They can be used as cylinder temperature sensors or pipe contact sensors Æ Table 1 page 6 V Apply heat conducting paste Æ Fig 5 item 6 to temperature sensor S3 Æ Fig 5 item 5 V Fit temperature sensor S3 using retaining plate Æ Fig 5 item 4 and spring strap Æ Fig 5 item 7 to the return pipe approx 20 cm upstream of the diverter valve V Provide temperature sensor S3 with insulation at ...

Страница 11: ... approximation of the heat gained from the solar panels Included in delivery Item 1 water meter connections inc seals 2 off Item 2 temperature sensor NTC 10K inc fix ings 2 off Item 3 volumetric flow meter 1 off Fig 6 Heat meter Tab 4 Number of collectors Rated volumetric flow rate 1 5 0 6 m h 6 10 1 0 m h 11 15 1 5 m h Tab 5 Rated volumetric flow rate 7747006072 33 1 SD 3 1 2 ...

Страница 12: ...0 Fig 5 V Fix temperature sensor for solar flow Æ Fig 7 item 3 in position For details of temperature sen sor fixing refer to page 10 Fig 5 Fig 7 Fitting the volumetric flow meter and temperature sensors 1 Volumetric flow meter 2 Return temperature sensor 3 Flow temperature sensor V Wire up electrical connections as shown in Section 4 4 The heat meter is used only to check system function It is no...

Страница 13: ...ble entry only as much as required V To avoid jagged edges cut out the cable entries with a knife Æ Fig 8 V Secure cables with the appropriate cable grips Æ Fig 8 item 2 The strain relief clamp can also be fitted in the reverse position Æ Fig 8 item 1 Fig 8 Feeding in and securing cables 1 Cable grip reversed 2 Cable grip 3 Cable entry from below 4 Cable entry from the rear 5 Fuse 2 5 A slow 2 off...

Страница 14: ...For the 230 V connection use a cable of at least type H05 VV NYM Ensure that structural fire safety features are not impaired The leads from the motorised diverter valves shown in the configuration diagrams must be con nected as follows brown R blue N yellow and green Earth Only connect pumps to the outputs R1 and R2 speed control on these connections only Motorised valves with OPEN CLOSE command ...

Страница 15: ...lector temperature sensor FSK S2 Cylinder bottom temperature sensor S3 Cylinder top temperature sensor optional S4 Cylinder centre temperature sensor optional S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R1 S7 S8 S1 R3 S3 S2 7747006072 04 1 SD S1 S2 S3 S4 S5 S6 S7 S8 I9 L N R1 N1 R2 N2 R3 R3 R4 R4 R5 R5 L3 N3 L4 N4 ...

Страница 16: ...r temperature sensor FSK field 1 S2 Cylinder bottom temperature sensor S3 Cylinder top temperature sensor optional S4 Cylinder centre temperature sensor optional S5 Collector temperature sensor FSK field 2 S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R1 S1 R2 S5 S2 S8 S7 R3 S3 7747006072 05 1 SD S1 S2 S3 S4 S5 S6 S7...

Страница 17: ...ector temperature sensor FSK S2 Cylinder bottom temperature sensor S3 Cylinder top temperature sensor required for shutdown at 95 C S4 Cylinder centre temperature sensor optional S6 Temperature sensor for external heat exchanger S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R1 S7 S8 S1 R3 S2 R2 R5 S6 S3 7747006072 06...

Страница 18: ...emperature sensor FSK field 1 S2 Cylinder bottom temperature sensor S3 Cylinder top temperature sensor required for shutdown at 95 C S4 Cylinder centre temperature sensor optional S5 Collector temperature sensor FSK field 2 S6 Temperature sensor for external heat exchanger S7 Flow heat meter WMZ temperature sensor optional S8 Heat meter WMZ return temperature sensor optional WMZ Heat meter optiona...

Страница 19: ... transfer pump S1 Collector temperature sensor FSK S2 Cylinder 1 bottom temperature sensor S3 Cylinder 1 top temperature sensor S4 Cylinder 2 bottom temperature sensor S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R1 S1 R3 S3 S2 S4 S8 S7 7747006072 08 1 SD S1 S2 S3 S4 S5 S6 S7 S8 I9 L N R1 N1 R2 N2 R3 R3 R4 R4 R5 R5 ...

Страница 20: ...sfer pump S1 Collector temperature sensor FSK field 1 S2 Cylinder 1 bottom temperature sensor S3 Cylinder 1 top temperature sensor S4 Cylinder 2 bottom temperature sensor S5 Collector temperature sensor FSK field 2 S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R1 S1 R3 R2 S5 S3 S2 S4 S8 S7 7747006072 09 1 SD S1 S2 S3...

Страница 21: ...g system valve optional S1 Collector temperature sensor FSK S2 Cylinder 1 bottom temperature sensor S3 Cylinder 1 top temperature sensor S4 Cylinder 2 bottom temperature sensor S6 Temperature sensor for external heat exchanger S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R1 S1 R3 S3 S2 S4 S8 S7 7747006072 29 1 SD R2...

Страница 22: ...em valve optional S1 Collector temperature sensor FSK field 1 S2 Cylinder 1 bottom temperature sensor S3 Cylinder 1 top temperature sensor S4 Cylinder 2 bottom temperature sensor S5 Collector temperature sensor FSK field 2 S6 Temperature sensor for external heat exchanger S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ...

Страница 23: ...ensor FSK S2 Cylinder bottom temperature sensor S3 Heating return temperature sensor S4 Cylinder top temperature sensor optional S6 Cylinder centre temperature sensor S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ 5 R1 S2 S4 S3 S6 S8 S7 R5 S1 7747006072 10 1 SD S1 S2 S3 S4 S5 S6 S7 S8 I9 L N R1 N1 R2 N2 R3 R3 R4 R4 R5...

Страница 24: ...r FSK field 1 S2 Cylinder bottom temperature sensor S3 Heating return temperature sensor S4 Cylinder top temperature sensor optional S5 Collector temperature sensor FSK field 2 S6 Cylinder centre temperature sensor S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ S8 5 R1 S2 S4 S3 S6 S7 R2 R5 S1 S5 7747006072 11 1 SD S1 ...

Страница 25: ...or temperature sensor FSK field 1 S2 Cylinder bottom temperature sensor S3 Heating return temperature sensor S4 Cylinder top temperature sensor required for shutdown at 95 C S6 Cylinder centre temperature sensor S7 Temperature sensor on external heat exchanger heat meter flow S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R1 S2 S4 S3 S6 S8 S7 R5 S1 R2 R4 7747006072 12...

Страница 26: ...tor temperature sensor FSK field 1 S2 Cylinder bottom temperature sensor S3 Heating return temperature sensor S4 Cylinder top temperature sensor required for shutdown at 95 C S5 Collector temperature sensor FSK field 2 S6 Cylinder centre temperature sensor S7 Temperature sensor on external heat exchanger heat meter flow S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R...

Страница 27: ...ector temperature sensor FSK S2 Cylinder 1 bottom temperature sensor S3 Heating return temperature sensor S4 Cylinder 1 top temperature sensor optional S5 Cylinder 2 bottom temperature sensor S6 Cylinder 2 top temperature sensor S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R1 S2 S4 S3 S6 S8 S7 R5 S1 R4 S5 R3 7747006...

Страница 28: ...temperature sensor FSK S2 Cylinder 1 bottom temperature sensor S3 Heating return temperature sensor S4 Cylinder 1 top temperature sensor optional S5 Cylinder 2 bottom temperature sensor S6 Cylinder 2 top temperature sensor S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R2 S2 S4 S3 S6 S8 S7 R5 S1 S5 R3 R1 7747006072 15...

Страница 29: ... boost valve S1 Collector temperature sensor FSK field 1 S2 Cylinder 1 bottom temperature sensor S3 Heating return temperature sensor S4 Cylinder 2 bottom temperature sensor S5 Collector temperature sensor FSK field 2 S6 Cylinder 2 top temperature sensor S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ 5 R1 S2 S3 S6 S8 ...

Страница 30: ...low boost valve S1 Collector temperature sensor FSK S2 Cylinder 1 bottom temperature sensor S3 Heating return temperature sensor S4 Temperature sensor for external heat exchanger S5 Cylinder 2 bottom temperature sensor S6 Cylinder 2 top temperature sensor S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R1 S2 S3 S6 S8 S...

Страница 31: ...t valve S1 Collector temperature sensor FSK S2 Cylinder 1 bottom temperature sensor S3 Heating return temperature sensor S4 Temperature sensor for external heat exchanger S5 Cylinder 2 bottom temperature sensor S6 Cylinder 2 top temperature sensor S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional S2 S3 S6 S7 R5 S1 S5 S1 S2 S...

Страница 32: ...election valve S1 Collector temperature sensor FSK S2 Cylinder 1 bottom temperature sensor S3 Cylinder 2 top temperature sensor optional S4 Cylinder 2 bottom temperature sensor S6 Cylinder 1 top temperature sensor optional S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ R1 S2 S6 S3 S8 S7 S1 R4 S4 R3 7747006072 24 1 SD ...

Страница 33: ...ion valve S1 Collector temperature sensor FSK field 1 S2 Cylinder 1 bottom temperature sensor S3 Cylinder 2 top temperature sensor optional S4 Cylinder 2 bottom temperature sensor S5 Collector temperature sensor FSK field 2 S6 Cylinder 1 top temperature sensor optional S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ 5 ...

Страница 34: ...alve optional S1 Collector temperature sensor FSK S2 Cylinder 1 bottom temperature sensor S3 Cylinder 2 bottom temperature sensor S4 Cylinder 2 top temperature sensor required for shutdown at 95 C S5 Cylinder 1 top temperature sensor optional S6 Temperature sensor for external heat exchanger S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Hea...

Страница 35: ...stem valve optional S1 Collector temperature sensor FSK field 1 S2 Cylinder 1 bottom temperature sensor S3 Cylinder 2 bottom temperature sensor S4 Cylinder 2 top temperature sensor required for shutdown at 95 C S5 Collector temperature sensor FSK field 2 S6 Temperature sensor for external heat exchanger S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor opti...

Страница 36: ... optional S1 Collector temperature sensor FSK S2 Cylinder bottom temperature sensor S3 Swimming pool temperature sensor S4 Cylinder centre temperature sensor optional S6 Temperature sensor for external heat exchanger S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ 5 R1 S2 S3 S8 S7 R5 S1 R4 R2 S6 S4 R3 7747006072 19 1 S...

Страница 37: ...ve optional S1 Collector temperature sensor FSK S2 Cylinder bottom temperature sensor S3 Swimming pool temperature sensor S4 Cylinder centre temperature sensor optional S6 Temperature sensor for external heat exchanger S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional S3 R4 S2 S6 S7 S1 R1 R2 R5 7747006072 31 1 SD R3 S4 WMZ S...

Страница 38: ...erature sensor FSK field 1 S2 Cylinder bottom temperature sensor S3 Swimming pool temperature sensor S4 Cylinder centre temperature sensor optional S5 Collector temperature sensor FSK field 2 S6 Temperature sensor for external heat exchanger S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ 5 R1 S2 S3 S8 S7 R5 S1 R4 R2 S...

Страница 39: ...e S1 Collector temperature sensor FSK S2 Cylinder bottom temperature sensor S3 Heating return temperature sensor S4 Temperature sensor for external heat exchanger S5 Swimming pool temperature sensor S6 Cylinder centre temperature sensor S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional S3 R5 WMZ 5 R1 S2 S5 S8 S7 R3 S1 R4 R2 ...

Страница 40: ...alve S1 Collector temperature sensor FSK S2 Cylinder bottom temperature sensor S3 Heating return temperature sensor S4 Temperature sensor for external heat exchanger S5 Swimming pool temperature sensor S6 Cylinder centre temperature sensor S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional 5 R4 S2 S5 S7 R3 S1 R2 S4 S6 S3 R5 R...

Страница 41: ...mperature sensor FSK S2 Cylinder 1 bottom temperature sensor S3 Cylinder 2 bottom temperature sensor S4 Cylinder 1 top temperature sensor optional S5 Swimming pool temperature sensor S6 Temperature sensor for external heat exchanger S7 Flow heat meter WMZ temperature sensor optional S8 Return heat meter temperature sensor optional WMZ Heat meter optional WMZ 5 R1 S3 S5 S8 S7 R5 S1 R4 R2 S6 S4 R3 7...

Страница 42: ...or notice 42 4 4 4 30 Connecting a PC or remote display The controller has an RS232 serial interface for data output The Tx and Rx signals are inverted by the controller Connection is by way of a 4 pole screw clamp terminal Fig 36 1 Earth 2 Signal in 3 Signal out 4 No function RS232 GND RxD TxD 12V 1 2 3 4 ...

Страница 43: ...ol for temperature sensor 6 Displays of temperatures hours of operation etc 7 Valve symbol black open outlet 8 Active circulation diagram Control Symbol Functions Rotary selector Selecting system settings View level Selecting function Service level Changing setting Service level OK button Opening submenu Service level Changing saving setting Service level Back button Returning to higher menu level...

Страница 44: ... hours day Pump speed Pump and valve status Heat meter Flow temperature C Return temperature C Heat usage cumulative kWh Heat usage today kWh d Heat exchanger anti icing system Flow temperature C Hours of operation cumulative h Hours of operation today hours day Activated functions Shows other active functions Possible indications display flashes when function is active Double Match Flow Evacuated...

Страница 45: ...cifics of the solar thermal system An overview of the Service level functions can be found on page 48 Status display Cylinder maximum temperature The cylinder maximum temperature is displayed if the set limit is exceeded Collector minimum temperature The collector minimum temperature is displayed if the temperature drops below the limit of 20 C Collector maximum temperature The collector maximum t...

Страница 46: ...he commissioning and maintenance report Æ installation and operating instructions for the solar pumping station Warning risk of damage to pump if run dry V Make sure that the solar thermal circuit is filled with solar fluid Æ installation and maintenance instructions for solar pumping station Warning commissioning when there is frozen water or vaporisation in the solar ther mal system can damage t...

Страница 47: ...etting release the button V Using the rotary selector select Set hour V Hold down the button and use the rotary selector to set the hour V To save the setting release the button V Using the rotary selector select Set minutes V Hold down the button and use the rotary selector to set the minutes V To save the setting release the button Switch to View level by turning the rotary selector Subsequent c...

Страница 48: ...rvice level menu 7 1 Service level menu functions Menu Submenu Page Select language 50 Set time Set hour 51 Set minutes 51 Select system Domestic hot water systems 52 Central heating boost systems 52 Systems with swimming pool heating 52 Settings Solar system cut in temperature differential 55 Pump 1 speed modulation 56 Pump 1 minimum output 56 Maximum collector temperature 57 Evacuated tube colle...

Страница 49: ...out temperature limit 61 Pump 2 speed modulation Plate heat exchanger 62 Pump 2 minimum output Plate heat exchanger 62 Daily heating 63 Daily heating time 64 Daily heating target temperature 64 Cooling function 65 S Europe function 66 Heat exchanger anti icing function 66 Operating mode Solar system operating mode 67 Fault diagnosis Function test 68 Version 68 Reset For resetting the controller to...

Страница 50: ...the rotary selector to select Language then press to confirm V Hold down the button and use the rotary selector to select the desired language V To save the new setting release the button V To return to the next menu up press the button Setting range Default setting New setting German English French Ital ian Spanish Portuguese Turkish Croatian Slovenian Romanian English Tab 11 OK SERVICE Language ...

Страница 51: ...r to select Set hour then press to confirm V Hold down the button and use the rotary selector to set the required figure V To save the new setting release the button V Use the rotary selector to select Set minutes then press to confirm V Hold down the button and use the rotary selector to set the required figure V To save the new setting release the button V To return to the next menu up press the...

Страница 52: ...t Select system then press to confirm V Select the required basic system using the rotary selector V Hold down the button and use the rotary selector to select the desired system con figuration diagram V To save the new setting release the button V To return to the next menu up press the button Within each basic system there are various choices of configuration diagram for the solar thermal system...

Страница 53: ...Settings Function not available S4 Temperature sensor required for function Configu ration diagram Page Function Double Match Flow Cooling function Daily heating Heat exchanger anti icing sys tem T1 15 X S4 X S1 S2 X S2 S3 T2 16 X S4 X S1 S2 S5 X S2 S3 T3 17 X S4 X S1 S2 X S2 S3 X S6 T4 18 X S4 X S1 S2 S5 X S2 S3 X S6 T5 19 X S3 X S1 S2 X S2 S3 S4 T6 20 X S3 X S1 S2 S5 X S2 S3 S4 T7 21 X S3 X S1 S...

Страница 54: ...S1 S2 S4 X S2 H11 33 X S6 X S1 S2 S4 S5 X S2 H12 34 X S5 X S1 S2 S3 X S2 X S6 H13 35 X S1 S2 S3 S5 X S6 S1 36 X S4 X S2 S4 X S6 S2 37 X S4 X S2 S4 X S6 S3 38 X S6 S4 39 X S4 S5 40 X S4 S6 41 X S4 X S6 Configu ration diagram Page Function Double Match Flow Cooling function Daily heating Heat exchanger anti icing sys tem Tab 13 Additional functions and temperature sensors required ...

Страница 55: ...press to confirm V Use the rotary selector to select the desired setting V Press and hold the button and use the rotary selector to change the setting V To save the new setting release the button V To return to the next menu up press the button 7 5 1 Cut in temperature differential Menu Service Settings Solar system cut in temperature differential If the set cut in temperature differential ΔT betw...

Страница 56: ...output Menu Service Settings Solar system pump 1 minimum output This setting determines the minimum speed of the solar system pump In systems with external heat exchanger and 2 heat consumers or systems with external heat exchanger and East West aspect function the pump is run at 100 The minimum pump output for solar system pumps 1 and 2 is always the same with configurations T3 T7 and H3 if the o...

Страница 57: ... Tube collector function In order to pump the heated solar solar fluid to the temperature sensor with evacuated tube collec tors between the hours of 6 00 am and 10 00 pm and upwards of a collector temperature of 20 C the solar system pump is switched on briefly every 15 minutes This function is not possible or is limited if the collector sensor is external to the collector Setting range Default s...

Страница 58: ...ly heating function is also used the Double match flow function may be limited as the necessary sensor position for Daily heating top 1 3 of the cylinder may be within the part of the cylinder reheated by the boiler 7 5 8 Return boost cut in temperature differential Menu Service Settings Reserve bypass cut in temperature differential If the Return boost function is active the temperature of the so...

Страница 59: ...s Heat meter Switches the yield calculation function on or off The heat quantity is calculated and totalled up by means of a volumetric flow meter 1 pulse litre and the difference between the flow and return tem peratures The heat usage for the current twenty four hour period can also be viewed When a heat meter is used the glycol content must be set 7 5 11 Glycol content Menu Service Settings Gly...

Страница 60: ...s its maximum temperature If it reaches its cut in temperature differential while the low pri ority heat consumer is being charged charging of the low priority heat consumer is interrupted until the high priority heat consumer has been charged to its maximum temperature If only one of the cylinders is selected as a heat consumer only the selected cylinder is charged 7 5 13 Cylinder 2 maximum tempe...

Страница 61: ... transfer cut in temperature differential In solar systems with preheating cylinder and standby cylinder the cylinder contents are transferred as soon as the temperature of the standby cylinder drops below that of the preheating cylinder The cut in temperature differential is definable 7 5 16 Cylinder charge transfer cut out temperature differential Menu Service Settings Charge transfer cut out te...

Страница 62: ...p 2 minimum output Plate heat exchanger Menu Service Settings Solar system pump 2 minimum output This setting determines the minimum speed of solar system pump 2 In systems with external heat exchanger and 2 heat consumers or systems with external heat exchanger and East West aspect function the pump is run at 100 The minimum pump output for solar system pumps 1 and 2 is always the same with confi...

Страница 63: ...ed than standard The length of the piping runs for daily heating must be kept as short as possible preheating cyl inder located in close proximity of standby cylinder The temperature of the standby cylinder must not drop below the 60 C limit during thermal dis infection Hot water circulation must be switched off during daily heating of the preheating stage no return from circulation to standby cyl...

Страница 64: ...m of 3 hours 7 5 21 Daily heating target temperature Menu Service Settings Daily heating target temperature This setting determines the temperature for daily heating Warning Risk of scalding due to water temperatures over 60 C V Only schedule daily heating for periods outside normal usage times V Inform the occupants of the premises of the times for daily heating Setting range Default setting New ...

Страница 65: ...ector temperature is 10 K C below the collector maximum temperature the solar system pump starts up and runs until the collector has cooled down by 10 K C The solar system pump then switches off and the collector heats up again When the cylinder maximum temperature is reached the solar system pump switches off and the cooling function is stopped The cooling function can not be activated if the eva...

Страница 66: ...d transfer solar heat via an external heat exchanger If the flow temperature of the external heat exchanger drops below 10 C a bypass valve diverts the solar fluid to bypass the heat exchanger The solar fluid is directed into the collector and is heated further Upwards of a flow temperature of 15 C the solar system is connected through to the heat exchanger again Fit the bypass valve so that the f...

Страница 67: ...he pumps For normal operation the operating mode must be set to Auto V To switch to the Service level menu simultaneously press the and buttons V Use the rotary selector to select Operating mode then press to confirm V Press and hold the button and use the rotary selector to change the setting V To save the new setting release the button V To exit Operating mode press the button Setting range Defa...

Страница 68: ...usly press the and buttons V Use the rotary selector to select Diagnosis then press to confirm V Use the rotary selector to select Function test then press to confirm The Function test menu allows every output to be manually set to On or Off V Select the required output using the rotary selector V Press and hold the button and use the rotary selector to change the setting V To save the new setting...

Страница 69: ...ess and hold the button and use the rotary selector to select Yes V To save the new setting release the button Resetting to the default settings removes all individual settings so that they then have to be re entered The time configuration diagram and language settings are retained Warning setting the wrong operating mode can damage the system V Select the appropriate configuration diagram Æ Secti...

Страница 70: ...mperature sensor or sensor lead defective Replace temperature sensor Check sensor lead Sensor short circuit S1 S8 Associated components pumps valves are switched off Temperature sensor or sensor lead defective Replace temperature sensor Check sensor lead No fluid flow in solar systems secondary system The temperature difference between collector temperature sensor and bottom cylinder temperature s...

Страница 71: ...e The controller checks which cylin der can be charged only in systems with two cylinders Pump is faulty Check pump and replace if necessary The system animation on the display is running and the pump is humming The solar storage cylinder is not being supplied by the solar thermal system The pump is stalled due to a mechanical blockage Unscrew and remove the slotted screw on the pump head and use ...

Страница 72: ...wold Way Warndon Worcester WR4 9SW Customer service 0870 421 5933 Technical support 0870 421 5944 Fax 01905 753130 www buderus co uk In the UK and IE Buderus is a brand name of Bosch Thermotechnology Ltd 7747017473 ...

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