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Albatros Basic Documentation Range of products

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1. 82 DHW with 2 sensors sseee 127 Condenser pump sssseee eee 33 34 DHW with thermostat eeeeeeeeene 127 Configuration Diagnosis Dt rerit pe Eat eine dices 155 Cooling circuit ese 112 Discharging protection DHW sssessessssss 129 Configuration error solid fuel boiler 66 Display Contact type iie reiten tti Fere te conecta 155 Actual values B6 B3 B31 B4 B41 70 Continuous operation eeseee 9 Boiler temperature setpoint ssssse 13 Control sensor HP ee ete 35 Min max values BG eeen 70 Controllable heat sources ieee 122 Room setpoint heating cooling 115 Cooling System messages s e reenen 141 AGING T aite UEM 80 Diverting valve Q3 sssseeeen 128 Passive 4 isse ecce A 79 Domestic hot water eesssseseseeen 56 122 Cooling CIFCUit ooo tret rece 112 dt controller solid fuel boiler seeeessssss 61 Cooling CUNE a i rete eite iet aes 116 Dwelling time legionella temperature 136 Cooling ll mit eerie reete 118 E Cooling mode repr eee npe 50 ECO functions rcr ee En eee 118 Cooling mode cancel sssee 121 Electric immersion heater Cooling with HP erem 79 Bu
2. wu N 2962 gt pee 2962 v22 0 1 K1 9 1 K1 l 2951 Release defrosting below OT 2952 Switching differential defrost 2954 Evaporator temperature defrost end 2959 Defrost stabilization time 2962 Duration defrost lock 2963 Time up to forced defrost 8476 Temp diff defrost ice free 8477 Temp diff defrost actual value 8478 Temp diff defrost setpoint B91 Source inlet temp B84 Evaporator temperature Y22 Process reversing valve K19 Fan source inlet K1 Compressor 1 In the case of a pending heat pump lock any active defrost process will be completed A defrost function already in progress is completed independent of Release defrost below OT Defrosting mode is forced if no Defrost after temperature differential was triggered within the Time up to forced defrost 2963 The evaporator is de iced as for Defrost after temperature differential see Status heat pump defrosting active When the evaporator temperature B84 reaches the Evapor temp defrost end value 2954 it is assumed that the evaporator is completely de iced Defrosting mode is successfully completed after dripping of the evaporator 51 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Status heat pump Dripping Resume heating mode Process stabilization Forming Temp diff defrost setpoint n Cancellatio
3. 10 18 Changeover to electric immersion heater 132 F Charging boost cinia edes 128 Fault trate dee eorr fi eim cce c eds 57 Charging pump diverting valve 128 Floor curing function 109 Charging request eenen 126 Floor curing heating eeene 110 Charging time limitation esee 128 FloW SWIICh c cnet it cen hee hinge 48 Charging with electric immersion heater 132 Flow temp setpoint max eseee 98 Charging with the heat pump esee 131 Flow temperature alarm esssess 108 117 Discharging protection eeeeeeees 129 Flow temperature setpoint Frost protection for the storage tank 148 MINIMUM ee rero heehee le nee 152 Overrun charging pump seem 131 Flow temperature setpoint increase 119 Priority S28 eie 129 Flue gas measurements sseee 28 Push ee e Ree e Re re deus 137 Forced charging buffer storage tank 87 Release 5p tg deter e ei 124 Forced defrosting vs ctii eite 50 158 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products Index 22 September 2006 Forced Signal cc ecceceeeeeeeeneeeeeeeeeeeeeeeeaeees 107 130 EOC OEEO A A oh ee hoe 48 For
4. 47 Setpoints Test ROO a qe elt eite ieed 90 INPUTS dni LU eit teet abeant 145 Slave pointer buffer storage tank s 87 Outputs cree Cep vu e perle iod 145 SLT test iet RI ea 28 Thermal relay source pump sssssseneese 47 Solar connection of buffer storage tank 86 Thermostat for DHW esee 127 129 Solar DHW heating ssssssssseee 68 Thermostat external see 134 Solid fuel boiler Time constant building eee 95 Configuration error eseee 66 Time legionella function eeeeeeeee 136 FUNCHONS 2 erre e ep ee eee rione 60 Time SWIECh ssi ier eee eee e ne den 93 Locks other heat sources neee 64 Uu m 117 Pump OVEIUNS er RE ela 66 TESSUTO UMS 26 Sensor GITOF iino ene e e ene bes 67 Type of contact eene c 155 Source frost protection temperature 45 U Source protection temperature 46 Uncontrolled heat sources eeeeeeee 122 Source pump V OVE MUN TIME os 220 iiio ite ie pee oit cnc ttr Ane tenes 45 Valve KICK quu bees 150 Prerun time nee e center etg es 45 Ww Thermal relay oe aee fer e 47 Warm st rt 2 ues ee ere eid 20 Stage 2 HP cipe eue 43 83 Water pressUre elu ete eade oues 30 Start Counter oreet a Ir E Tea vi
5. ssssesssssssesss 70 Buffer forced charging cooling mode 88 Comfort setpoint Buffer storage tank ssese 86 Cooling iE riti RUE 114 Buffer storage tank forced charging 87 Common flow temperature setpoint 12 Buffer storage tank temperature min and max 86 Comparative temperature solid fuel boiler 62 Building time constant seeees 95 Compensation of deviations seseeeeeese 39 Burner Compensation variant seeeeeenne 89 157 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products Index 22 September 2006 Cooling iot epe EVE 113 Release electric immersion heater 133 Compensation variants esseeeee 99 i I iiso y ER 122 Composite outside temperature essssse 95 Switching differential ssseesesssss 127 Compression sequence Changeover ss 44 DHW assignment sssssssseseemen 142 Compressor in cooling mode 81 DHW heating solar 68 Compressor running time off time sssse 38 DAW push waa Aiea dee 137 Compressor sequence Changeover ceee 44 DHW setpoint for BMU ssssssssssseee 125 Compressor stage 2 cooling mode
6. Controller time Lg System time Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 11 LPB system 22 September 2006 Parameters Parameters Slave with remote setting e The clock time on the unit can be adjusted and at the same time adjusts the system time since the change will be adopted by the master e The controller s clock time is still automatically and continuously matched to the system time Master system clock e The clock time on the unit can be adjusted and at the same time adjusts the system time e The controller s time is used for the system 6640 Clock mode 11 1 9 Outside temperature source E Adjustment Controller time 5 gt System time Im Adjustment Controller time System time When interconnecting several controllers only one 1 outside sensor is required This sensor will be connected to any of the controllers and delivers its signal via LPB to the controllers without their own outside temperature sensor The LPB address of the outside detector that currently delivers the outside temperature signal will be displayed on this line No outside temperature sensor can be read 01 02 Address of outside sensor The first digit represents the segment number 01 The second digit corresponds to the device number 02 6650 Outside temperature source If required e g due
7. Y 2373003 tPN tPN 2270 Return setpoint min 2290 Switching diff bypass pump 2291 Control bypass pump 2 8 4 Control of a modulating valve The return temperature is controlled at the required setpoint using a mixing valve and boiler pump If the return temperature is below the set minimum temperature when the boiler is released the maintained boiler return temperature mixing valve continues to be adjusted until the minimum temperature is maintained again The positioning behavior of the mixing valve s actuator can be adjusted on lines 2282 2283 and 2284 2270 Return setpoint min 2282 Actuator running time 2283 Mixing valve P band Xp 2284 Mixing valve int act time Tn 2 9 Electronic temperature controller TR The electronic temperature controller monitors the boiler temperature TKx and switches the burner instantly off should the adjusted limit value TR setpoint be exceeded or should the boiler temperature no longer be acquired short circuit or open circuit Switching off takes place independently of the controller s operating mode It is only during the STB safety limit thermostat test that the electronic temperature controller is inactive The electronic temperature controller TR is type tested to DIN 3440 EN 60730 2 9 EN 14597 only in connection with temperature sensors supplied by Siemens In normal control mode and for making the relay test the TR setpoint used is the boiler temperature s max
8. Heating circuit 1 and heating circuit 2 can be switched on off via parameter if for example a heat request shall only be generated via inputs H1 H2 If with the mixing circuit the flow temperature sensor is not connected it becomes a pump circuit in terms of functions This also applies to the external extension module 8 2 Compensation variant The compensation variant CV determines according to which variable outside temperature or room temperature the flow temperature of the heating circuits shall be controlled The compensation variant is generated automatically based on the existing temperature values for outside temperature OT and room temperature TR The room influence parameter influences the compensation behaviour if both values are present The following compensation variants FV are available Pure weather compensation WW Control is performed based on the outside temperature only with the help of the heating curve Room temperature control RR Control is performed based on the room temperature only Weather compensation with room influence WR Control is performed based on the outside temperature with the help of the heating curve and the room temperature 89 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 8 Heating circuits CE1P2359en 22 September 2006 Room temperature Outside temperature Parameters CV CV
9. Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 Parameters Parameters Duration of quick setback when TRWnenn minus TRWred 6 C e g TRWnenn 20 C and TRWred 14 C Outside Building time constant temperature Oh 2h 5h 10h 15h 20h 50h Mixed 5 5 3 1 2 1 1 6 1 3 1 1 1 0 OOo o 0000 The function can be activated deactivated and it can be parameterized whether quick setback shall be active down to the reduced or frost protection level 780 1080 1380 Quick setback 8 5 7 Optimum start stop control Optimum start stop control puts forward in time the change of the operating level against the scheduled point in time so that consideration is given to the building dynamics heating up and cooling down time This ensures that the required temperature level is reached at the programmed point in time If this is not the case too early or too late a new changeover point is calculated which will be used the next time 0 24 TRx TRw 38 235971 Xein Switch on time shifted forward Xaus Switch off time shifted forward ZSP Time program TRx Actual value room temperature TRw Room temperature setpoint 3k Nominal setpoint C Reduced setpoint The time of optimization forward shift can be limited to a maximum value separately for optimum start and optimum stop control When setting the tim
10. i This function cannot be deactivated In the event of a faulty boiler temperature sensor the frost protection function will not be performed 146 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 12 General functions 22 September 2006 12 4 4 Boiler frost protection solid fuel boiler The boiler frost protection function ensures that the solid fuel boiler pump switches on when the boiler temperature drops below the solid fuel boiler frost protection level 4 C The function cannot be deactivated 23592141 5 4 C 1 Q10 0 IL t TFx Actual value of the solid fuel boiler temperature Q10 Solid fuel boiler pump T Temperature t Time of day 12 4 5 Frost protection for the heat pump Frost protection for the heat pump enables release of the heat pump as soon as the flow temperature B21 or return temperature B71 falls below 5 C After both sensors have reached the level of 6 C the function will be maintained for 5 minutes If there is an electric immersion heater in the flow this is also given a release 12 4 6 Frost protection for the collector When there is risk of frost at the collector the collector pump will be activated to prevent the heat carrying medium from freezing If the collector temperature B6 falls below the frost protection level the collector pump will be activated TKol TKolFrost When the collector temperature returns to a level of 1
11. sssssssseeeeeeen 28 2 11 Maintenance diagnosis essen enm eene 28 2 12 Errors 7 alarms oec inn eei nee Rete He ftre tocca ice ed 30 3 alere M 32 3 1 F nctional diagrams oi eot trend cte teret rere EE pe Ede ide bea Tre deve 32 3 2 Control of condenser pump ssssssee eene enne nnne 33 3 3 Control of the compressor ssssssseeeeeem ene enemies 35 3 4 Control of compressor 2 eee eee dedere dece iiid diend 43 3 5 Control of the source pump drerit i ed oer d ere iiit 45 3 6 Special functions tiic edem ea ei qd cipe ees 48 3 7 Defrost function for air to water heat pumps ssee m 49 3 8 Maintenance ineo ean EIE 54 3 9 Errors alarms cre ae A o eee Ee eet ede 57 4 Solid fuel boiler irre eee ee ee on 60 4 1 General nieder Rr ie e nei tenes 60 4 2 Control cc oreet ee tec eig Ere d t ee Pate ees 61 4 3 Protection for thie boller 4 2 a ete edi tex ebd idee pete 65 4 4 Errors alarms Een eise 66 5 SOAR cmi heel inte diuinae 68 5 1 General WR ate ne RH ae TET 68 5 2 SONSOMS M 69 5 3 Charge control 1 1 eode d tec i iet Eee eid 71 3 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products Table of contents 22 September 2006 5 4 Protection for the collector eeeeene emm eene 73 5 5 Coll ctor PUMP ars sei cr pieces ei lel eed pe ened e
12. 148 Strategy issih ie ec vin AR eee bees 135 Functional heating eem 110 Time of day rette RE 136 G Weekday aeg eee 135 Gas boiler trance toe etc caedes tat einn 9 Lock H Heat SOURCES oos 154 HC operating mode changeover ssssse 141 Lock time Heat deflcIL iret mtcr eges 39 stage 2 HP terpes 43 82 Heat generation lock ssseuesssss 10 64 154 Lock time at end of heating 119 Heat pumpcs eere 154 Locking signal 20 23 107 109 130 Oil 7 gas Doiler 1 eto ie tete 154 Locking signals arreir eane 121 Heat pump cete eie ctn een 32 Locking stage 2 enirn dne 45 Frost protectlon eu anie 147 Locking the FP eet 48 Heat request DC 0 10 V sssssesee 153 Low pressure switch ssssesssseeeen 42 Heat requests ee eret enean 12 UPB nee ee ee cl Ep te prede te 140 Heat requisition ccccceccceeeeeeneeceeeeeeeeeeaeeeeeeeeeeeees 121 M Heating circuit pump 2nd stage suss 111 Maintained boiler return temperature 23 Heating circuits Bypass PUMP irinta nte denter 25 Assighrment iR eii reiten 89 CONSUMER uir tee et I te iens 23 Heating CUVE S tone er aaa Ee epa 96 Modulating valve oo eeeeeeeeeeeeeeeseneeeeeeneeeeneeeees 26 Heating curve adaptation see 97 Maintenance Heating curve displ
13. Parameters 8510 Collector temperature 1 8830 DHW temperature 1 8332 DHW temperature 2 8980 Buffer storage tank temp 1 8982 Buffer storage tank temp 2 5 2 4 Display of minimum and maximum values Collector temperature B6 features a slave pointer function displayed as Collector temperature 1 max and Collector temperature1 min They show the maximum and minimum collector temperatures reached When resetting the values are reset to the current collector temperature Parameters 8511 Collector temperature 1 max 8512 Collector temperature 1 min 5 2 5 Collector sensor measured value correction The Readjustm collector sensor parameter makes it possible to correct the temperature measured by the collector sensor B6 by 20 K The correction is linear across the entire measuring range The temperature value in the Sensor temperature BX input test displays the uncorrected measured value The logical temperature value Collector temperature 1 displays the corrected measured value that is used by the control system Parameters 6098 Readjustm collector sensor 8510 Collector temperature 1 70 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 5 Solar 22 September 2006 5 2 6 Types of sensors If an extended temperature range is required a sensor with a platinum characteristic 28 350 C can be selected as the collector sensor B6 instead of one with an NTC characteristic 28 200 C The c
14. D 3 i This means that since the boiler temperature can also drop below its minimum depending on the request this operating mode leads to a smaller number of burner switching cycles and therefore longer burner on times Optimum boiler start When optimum start control is activated graphs 1 and 2 the controller calculates the control Switch on point for the burner based on the boiler temperature gradient thus ensuring that the boiler temperature will not fall below the minimum level When the function is deactivated graph 3 the controller will switch the burner on at TKmin e With optimum burner start control and about 35 load 80 st N o B 70 ix TKx 60 50 TKmin 40 ON 30 OFF 20 13 00 13 30 14 00 e With optimum burner start control and about 65 load 80 x oO N g amp 70 TKx 60 50 v TKmin 40 ON 30 OFF 20 13 00 13 30 14 00 19 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 2 Oil gas boiler 22 September 2006 e Without optimum burner start control and about 35 load 80 2359764 70 TKx 60 50 TKmin 40 ON 30 OFF 20 13 00 13 30 14 00 ON Burner on OFF Burner off TKx Actual value of the boiler temperature TKmin Minimum limitation of the boiler temperature Parameters 2200 Operating mode 2210 Setpoint min 2262 Optimum start control 2 7 2 Protective boiler startup Below the m
15. It can be selected whether the compressors can be put into operation via automatic reset or manual reset only The period of time to automatic reset is also adjustable lil When a compressor is started no consideration is given to the respective winding protection for 3 seconds Parameters 2890 Reset error winding protection 2891 Time to automatic reset 42 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 3 Heat pump 22 September 2006 3 4 Control of compressor 2 3 4 14 Release of stage 2 according to the outside temperature If the attenuated outside temperature lies above the adjusted release temperature the second stage is locked Parameters 2861 Release stage 2 below OT 3 4 2 Lock time stage 2 The second stage may be released only when the lock time has elapsed The lock time starts on release of the first compressor Calculation of the release integral is started only when the lock time has elapsed The lock time enables the first compressor to reach a stable operating status before the second compressor is switched on Parameters 2862 Lock time stage 2 3 4 3 Release of stage 2 As soon as the lock time for the second heat pump stage has elapsed the controller starts calculating the heat deficit if there is any At the same time the controller calculates the temperature gradient of the switch on sensor and multiplies it with the adjusted lock time of stage 2 deficit area T
16. TKw TKw SDK 2 tBRmin 0 Ta 23592100 BR I T Temperature t Time of day tBRmin Minimum burner running time BR Burner 0 off 1 on TKw Boiler temperature setpoint TKx Actual boiler temperature SDK Switching differential of the boiler Parameters 2241 Burner running time min 17 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 2 Oil gas boiler 22 September 2006 Parameters Continuous operation Automatic n Auto mode with extended burner running time 18 164 2 6 Boiler pump control 2 6 1 Boiler pump in normal operation The boiler pump is activated as soon as the boiler is released or the burner switched on Parameter Prot boil startup boil pump is used to determine whether the boiler pump is to be switched off when protective boiler startup is activated see following subsection Protection for the boiler The boiler pump can also be activated by the following functions e Frost protection plant e Chimney sweep function via release e Forced signals storage tank recooling 2261 Prot boil startup boil pump 2 7 Protection for the boiler 2 7 4 Minimum limitation TKMin The boiler is always released The boiler temperature setpoint is kept at a level not below the parameterized minimum boiler temperature TKMin The boiler will only be locked when all connected heating circuits are set to Protection mode standby and w
17. and the current DHW setpoint is the nominal setpoint DHW charging is terminated when the thermostat s contact opens If the current DHW setpoint changes to the reduced setpoint or the frost protection level DHW charging will also be aborted The adjusted setpoints are of no importance since temperatures cannot be acquired The thermostat must be connected to terminal B3 A sensor connected to terminal B31 can only be used for solar integration When using the thermostat application the legionella function is not active because there is no sensor 127 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 If DHW heating is switching off even the cold thermostat triggers no request This means that when DHW heating is switched off frost protection cannot be ensured either Parameters 1620 Release 5730 DHW sensor B3 10 4 Charging with the boiler or heat pump 10 4 1 Charging boost The DHW request to the boiler heat pump is generated from the current DHW setpoint plus the adjustable charging boost The setpoint boost ensures that the required DHW setpoint can be reached within a reasonable period of time The charging boost can be parameterized Parameters 5020 Flow setpoint boost 10 4 2 Charging time limitation Since space heating may obtain no or too little heating energy during DHW charging DHW priority diverting valve it can be usef
18. 00 2 00 0 00 2 00 4 00 6 00 8 00 nor p 10 C TA R T Temperature TA Outside temperature TVLw Flow temperature setpoint according to the heating curve TRLw Return temperature setpoint S Hk TA 10 C Temperature differential heating circuit at 10 C If parameter Differential HC at OT 10 C is set to 0 and the control acts on the return the heating curve must be set for the return plant with pump heating circuits and without buffer or combi storage tanks 5801 Differential HC at OT 10 C 8411 Setpoint HP 3 3 3 Maximum switch off temperature If the flow B21 or return temperature B71 exceeds the maximum switch off temperature the compressor will be switched off The heat pump is switched on again when the temperature at both sensors drops below the maximum switch off temperature by SDverg and the minimum off time has elapsed If the maximum switch off temperature is reduced DHW charging or forced charging of the buffer storage tank will be aborted If the DHW storage tank uses an electric immersion heater the latter terminates charging also refer to the DHW functions and forced charging of the buffer storage tank 37 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Behavior with 2 compressors Parameters Parameters 38 164 If there is a heat request from space heating the controller switches to that request and the heat
19. 1 K Forced switching on will be aborted when the temperature of the storage tank drops by more than the DHW switching differential During the time this function is performed the pump does not cycle 1647 Legionella funct circ pump 10 8 5 Circulating pump with sensor If for the control of the circulating pump a sensor is used in the DHW distribution pipe the circulating pump will be controlled during the release time based on the temperature acquired by the sensor and the parameterized setpoint If the DHW storage tank temperature DHW sensor B3 lies below the required setpoint for circulation this setpoint cannot be reached due to heat losses in the piping system the circulation sensor is usually installed neat the DHW storage tank in the return pipe For this reason the setpoint required for control is limited to a maximum of DHW storage tank temperature minus 8 C Control of the pump The pump is activated as soon as the circulation temperature drops below the setpoint It will be deactivated again when the circulation temperature exceeds the setpoint To prevent the pump from cycling it is always activated for a minimum of 10 minutes If with the circulation sensor connected the Cycling function is activated the pump will be forced to run 20 minutes after switching off independent of the acquired temperature Heat pump controller type RVS51 843 does not provide this function 1661 Circulating pump cycling
20. 12 3 Input o tp t test oie sip Dee eie iei ende edite eet fe IUe eee 145 12 4 Frost protection functions esssssseseeeene eem nennen 146 12 5 Pump valve kick eene anes 150 12 6 Saving resetting sensors ette eere A 151 12 7 SAVE parameters enceinte n i3 sunt ego eU ai orte ei segue dee ded 151 12 8 Reset to default parameters cinese creen treten iiaa 151 12 9 Inp t H1 F2 eet eR RR E 152 12 10 FAX PUMPS eee ette RR A T 156 12 11 Yearly Clock ccs m 156 5 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products Table of contents 22 September 2006 1 Overview 1 4 Content The present Basic Documentation describes the scope of functions of the Albatros range of products The document is intended for use by OEMs The following products are included in the range ASN Title Documentation RVS13 123 Basic unit boiler CE1U2357de RVS13 143 Basic unit boiler CE1U2357de RVS43 143 Basic unit boiler CE1U2354de RVS46 543 Basic unit zone CE1U2353de RVS51 843 Basic unit heat pump CE1U2355de RVS53 183 Basic unit boiler CE1U2357de RVS63 243 Basic unit boiler CE1U2354de RVS63 283 Basic unit boiler CE1U2354de For more information about system project planning refer to LPB Basic Documentation CE1P2370de 1 2 Functions For the precise scope of functions of th
21. 22 September 2006 4 2 Control 4 2 1 Delta T controller For the boiler pump to be put into operation a sufficiently great temperature differential between boiler temperature and comparative temperature must be present TA 23592144 4133 Q10 0 gt t TFx Actual value of solid fuel boiler temperature B22 Q10 Solid fuel boiler pump 4133 Comparative temp 4130 Temp diff on exchanger 4131 Temp diff off exchanger T Temperature t Time of day If the boiler temperature rises above the comparative temperature by the switch on differential the boiler pump is switched on TFx gt 4133 4130 If the boiler temperature drops below the comparative temperature by the switch off differential the boiler pump is switched off TFx 4133 4131 For the boiler pump to be switched on the boiler temperature must have reached not only the necessary temperature differential but also the minimum setpoint value 4110 lil If a pump overrun is set in the parameters the boiler pump does not switch off until the overrun time has expired Parameters 4130 Temp diff ON exchanger 4131 Temp diff OFF exchanger 4133 Comparative temp 61 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 4 Solid fuel boiler 22 September 2006 Parameters Parameters 62 164 4 2 2 Minimum setpoint The boiler pump is taken into operation when the boiler temperature has reached not only the necess
22. 4 4 Reset integral compressor 2 If the first and second stage together produce to much output the second stage will immediately be shut down when the switch off point is reached and the controller starts integrating the surplus heat As soon as the set value is reached release of the second stage is withdrawn and the first stage switched off If the temperature drops back again below the switch on point the first stage is switched on 23592117 t T Temperature TRLx Actual value of the return temperature TRLw Return temperature setpoint SD TRL Switching diff return temp RI Reset integral t Time of day St2 Stage 2 0 off 1 on Sti Stage 1 0 off 1 on Parameters 2864 Reset integral stage 2 3 4 5 Compression sequence changeover To balance the number of operating hours of the 2 stages the compressor sequence changes automatically If the difference of operating hours between the first and the second stage exceeds the set limit the order of startup will change as soon as both compressors are switched off lil Compressor sequence changeover can be deactivated Parameters Compr sequence changeover Compr sequence 44 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 3 Heat pump 22 September 2006 Parameters Parameters Parameters 3 4 6 Locking of stage 2 during DHW charging It can be selected whether or not stage 2 shall be locked during DHW charging 2860
23. ALBATROS range CE1P2359en 7 Buffer storage tank 22 September 2006 Reset Parameters Triggering forced charging Aborting forced charging If the Forced charging heating parameter is none the value of the slave pointer is set to the value of the current storage tank request 4709 Forced charging heating 7 6 Buffer forced charging HP in cooling mode Forced charging of the buffer storage tank can be triggered in cooling mode in the same way as heating mode Forced charging is switched off with the Forced cooling setpoint cooling 2 setting when the Operating mode cooling Off or the Cooling limit according to outside temperature is active Forced charging can be triggered via the 230 V low tariff input or by parameters Triggering forced charging via the low tariff input Forced charging is triggered as soon as a signal is present at the low tariff AC 230 V input Triggering forced charging via parameter The point in time and the maximum duration can be set For forced charging to start the storage tank temperature at the bottom must lie at least 2 K above the adjusted setpoint If there is no sensor at the bottom of the storage tank the sensor at the top is used During forced charging the heat pump is allowed to run until the adjustable Forced charging cooling setpoint is reached or until the heat pump must be shut down Forced charging is resumed when the temperature
24. Boiler temperature setpoint With manual control activated the burner is switched on off by the electronic boiler temperature controller During manual control the boiler temperature setpoint can be readjusted directly via the operator unit 144 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 12 General functions 22 September 2006 12 2 Emergency operation with heat pump Parameter Emergency op function type is used to determine whether emergency operation may only be started manually or also automatically Manually With the Manual selection the electric immersion heater in the flow or in the buffer storage tank ensures space heating when parameter Emergency operation is set to On When there is an electric immersion heater in the DHW storage tank it ensures charging as soon as a fault occurs Emergency operation remains activated until parameter Emergency operation is set to Off Automatic If the Emergency op function type is set to automatic emergency mode switches on as soon as the heat pump goes to malfunction mode Emergency operation is deactivated after the fault has been rectified and if necessary acknowledged Parameters 7141 Emergency operation 7142 Emergency op function type 12 3 Input output test 12 3 1 Input test The input test is made to read the current measured values at the controller s input terminals This facilitates str
25. Central operating mode changeover 92 A Central summer changeover sees 105 Abbreviatioris iet Leder de cale eerte c fes 8 Changeover Acknowledgements seeeeneee 57 Action functions ssseeeee 141 Action changeover functions sseeessss 141 HC operating mode sseene 141 Active cooling een 80 SIME or 142 Actual outside temperature sseeeeees 95 Characteristic curve gradient 96 Actual values Characteristic curve shift 96 B6 B3 B31 B4 B41 ssseeeeseeemmR 70 Charge control storage tank cecseseeceeeeeeeeseeeees 71 Solar eRe pb pe ege ee 70 Charging boost DHW sssssssseeeeeeeee 128 Adaptation of heating Curve 97 Charging priority eee 129 Alarm Charging pump o yae E EE E nent 68 Boiler temperature sseeee 30 Charging pump Q3 ssesseeem 128 Flow temperature ssseeen 108 Charging request DHW eee 126 Assignment of DHW seeeeeee 142 Charging temperature minimum sssss 72 Assignment of heating circuits sssssss 89 Charging time limitation DHW esses 128 Attenuated outside temperature 95 Chimney sweep function s
26. Lee iqui pisse ae Sa peat PA yoo i H B21 Qg 1 p HORE en aN me Sones P ACNAET Dn B91 Lovet L E17 EX E B71 K19 D E16 a8 wo 2355212 3 7 3 Automatic defrost function When the compressor is on Duration defrost lock operating lock 2962 elapses If the source temperature B91 drops below the Release defrost below OT 2951 the defrost function is released and the Time up to forced defrost 2963 starts to expire The heat pump can change over to defrost mode at the earliest after the Duration defrost lock 2962 has elapsed If after this period of time the temperature differential 8477 between the incoming outside air B91 and the evaporator B84 exceeds the setpoint 8478 due to icing the defrost mode will be triggered Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Status heat pump Defrosting active Status heat pump Forced defrosting active Successful completion of defrosting mode The fan and an active DHW charging are switched off the process reversing valve is changed over the switched on compressors continue to run at the stage active at the changeover the condenser pump or heating circuit pump remains switched on The evaporator is now de iced by the heat supply The process reversing valve switches over when de icing has finished C 8478 8477 2952 8476 c 2963 2963
27. Lock stage 2 with DHW 3 5 Control of the source pump 3 5 4 Prerun time source pump Before putting the compressor into operation the source pump or the fan in the case of an air to water heat pump must be activated enabling the sensors to acquire the correct temperature 2819 Prerun time source pump 3 5 2 Overrun time source pump When the compressor is switched off the source pump or the fan in the case of an air to water heat pump continues to run for the time set here 2820 Overrun time source pump 3 5 3 Source frost protection temperature The frost protection function for the source is intended for plants that use water as a heat source water to water heat pumps The source pump starts first when there is a heat request to the heat pump If after the adjusted prerun time the source outlet temperature lies above the source frost protection temperature plus the switching differential of source protection the compressor will be started If during the adjustable Source startup time max the required source outlet temperature is not reached the heat pump will go to lockout The fault must be acknowledged either manually or automatically The period of time to the next automatic reset is adjustable If during operation the source outlet temperature drops below the source frost protection temperature the pumps and the compressor will be switched off for the adjustable Time limit source temp min On
28. RVS13 123 RVS13 143 RVS53 183 Version 2 Counting can be performed purely in the software or via the two 230 V inputs E1 and EX2 This solution is implemented in the following controllers RVS43 143 RVS63 243 RVS63 283 In general e The operating hours and number of starts are counted separately for both burner stages e The operating hours are counted internally with a time resolution of one minute but are only displayed with a time resolution of one hour e The counters can be individually reset to 0 using the operator unit with the possibility of displaying and resetting on different access levels e g end user technician Version 1 For the first stage the counter values are counted using the signal at input E1 230 V the relay status is used for the second burner stage The second burner stage is only counted if there is a signal from the first burner stage input E1 Version 2 For the first stage the counter values are counted either using the signal at input E1 230 V or on the basis of the relay status For the second stage the counter values are counted either using the signal at input EX2 230 V or on the basis of the relay status The selection is made using parameter Function input EX2 If the usage is set as Counter for 2nd burner stage counting is performed on the basis of the status at input EX2 Counting of the second burner stage at input EX2 is performed independently of the status
29. be no thermostatic radiator valves in the reference room mounting location of the room sensor If such valves are installed they must be set to their fully open position 750 1050 1350 Room influence 8 5 4 Room temperature limitation The Room temperature limitation function enables the heating circuit pump to be deactivated should the room temperature exceed the current room temperature setpoint by more than the adjusted differential The heating circuit pump will be activated again as soon as the room temperature returns to a level below the current room temperature setpoint Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 Parameters Parameters During the time the Room temperature limitation function is active no request will be sent to the heat source Room temperature limitation does not work in the case of pure weather compensation C 4 TRx Actual value room temperature TRw SDR 7 TRw Room temperature setpoint j TRw SDR Room s switching differential P Pump T Time of day rt on a P 2 OFF 3 760 1060 1360 Room temp limitation 8 5 5 Boost heating Boost heating becomes active when the room temperature setpoint is switched from Protection or Reduced to Comfort During boost heating the room temperature setpoint is raised by the adjusted value This ensures that the room temperature reac
30. be switched on from time to time The function activates the collector pump at the set interval for at least the parameterized minimum running time If the required collector temperature is reached within the minimum running time the pump will keep running If the collector temperature does not reach the required level the pump will be deactivated again lil The Collector start function is performed between 07 00 and 21 00 The function is only carried out if the storage tank temperature does not lie above the storage tank safety temperature Parameters 3830 Collector start function 3831 Min run time collector pump 78 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 5 Solar 22 September 2006 Example 2 pipe system Example 4 pipe system 6 Cooling with the heat pump 6 1 General Cooling can be passive or active In order for the cooling function to be used a cooling circuit with a 2 pipe system or 4 pipe system must be configured see Cooling circuit from page 112 onwards The configured system refers to the number of feeder lines from the source Heating and cooling are performed by the same pair of lines A heat pump for example is used as the heat source cooling source This heat pump can also be operated as a refrigeration machine by reversing the process see Active cooling One pair of lines supplies the heating water for example from a brine heat pump The seco
31. error RT OT Room influence Not available Not available X WW OT missing Not available Installed X WW No Installed Not available X RR No Installed Installed off WW No Installed Installed 1 99 WR No Installed Installed 100 RR No x setting with no impact lil If neither of the temperature values TA and TR are available weather compensation WW is used with the substitution value 0 C for the exterior temperature In that case an error message will be generated Frost prevention for the plant must be switched off in RR if there is no external sensor Generation of the compensation variant is possible for each heating circuit and can be set accordingly Parameters 750 1050 1350 Room influence 8 3 Generation of the room temperature setpoint 8 3 1 Setpoints The basic unit operates with 3 different room temperature setpoints whose adjustability is interlocked Comfort setpoint limitation TRKwMax is only used to limit the adjustability at the top A 1 3576 TRKwMax TRKw TRRw TRFw 23592128 E o TRKwMax Limitation of Comfort setpoint TRKw Comfort cooling setpoint TRRw Reduced setpoint TRFw Frost protection setpoint The room temperature setpoint acting on the control is selected based on the current operating level which includes impact of the operating mode H1 H2 override the holiday program the time switch the occupancy button and optimum start stop co
32. f activated protective startup with a boiler switch off point at TKMin will be completed e Maintained boiler return temperature with impact on the consumers and shifting DHW priority will be aborted e Boiler and bypass pump will be switched off on completion of their overrun time e Frost protection for the boiler will continue to be active 5950 Function input H1 5960 Function input H2 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 2 Oil gas boiler 22 September 2006 Parameters 2 4 Boiler temperature setpoint 2 4 1 Setting limitations Adjustable lower and upper limit values apply to the boiler temperature setpoint which is controlled depending on the demand for heat and the setpoint of the electronic temperature controller TR Their adjustability at the operator unit is interlocked Control range of boiler temperature setpoint z A TKw T TKw TKMin TKMinOEM TKMax TKMaxOEM TwTR 2213 2212 2210 2211 120 C TKMaxOEM TKMax TwWTR TKMin TKMinOEM 8 C g Temperature Boiler temperature setpoint Minimum limitation of the boiler temperature Minimum limitation of the boiler temperature OEM Maximum limitation of the boiler temperature Maximum limitation of the boiler temperature OEM Temperature controller TR setpoint Setpoint maximum OEM TKMaxOEM Setting range TKMax 120 C Setpoint maximum TKMax Setting range TKMaxHand TKMaxOE
33. fault 4 is pending an error message can be displayed on the info level by pressing the Info button The display describes the cause of the fault When a fault is pending an alarm can be set off via relay QX The QX relay must be appropriately configured This setting is used to reset the relay but the alarm is maintained Pending error messages from the heat pump are reset on this operating line This bridges the preset switch on delay in the event of fault thus avoiding waiting times during commissioning or fault tracing This function should not be used in normal operation 6710 Reset alarm relay 6711 Reset HP 3 9 2 Error message functions The difference of setpoint and actual temperature is monitored A control offset beyond the set period of time triggers an error message 6740 Flow temperature 1 alarm 6741 Flow temperature 2 alarm 3 9 3 Error history The controller saves the last 10 faults in nonvolatile memory Any additional entry deletes the oldest in the memory For each error entry error code and time of occurrence will be saved The ACS 700 PC tool can be used to display the relevant actual values setpoints and relay outputs for each error The error history with the last 10 faults the associated actual values and setpoints and the relay output statuses can be deleted with Reset history 6800 6819 History 6820 Reset history 3 9 4 Error code list The error text in the following table corr
34. in the following respect e Noconsideration is given to sequence changeover e Inthe case the floor curing function is active the electric immersion heater may also be switched on above Release stage 2 below OT e Inthe event of emergency operation or during the limitation Source temp too low the electric immersion heater is released and controls based on the upper buffer storage tank sensor B4 or in plant without storage tank based on the return temperature sensor B71 If B4 and B71 do not exist sensor faults the flow temperature sensor B21 is used for the control If that sensor is faulty also or if DHW charging is active the electric immersion heater is constantly on when there is a valid request and must be monitored with the help of a safety limit thermostat integrated in the electric immersion heater e Inthe case of emergency operation K26 is also switched on during HP lock e HP frost protection is always active The electric immersion heater switches on if the flow or return temperature drops below 5 C and switches off again if it rises Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Electric immersion heater in the buffer storage tank K16 Parameters above 6 C The condenser pump is switched on during the frost protection function with an overrun of 5 minutes Pumps Q9 and Q3 behave as they do when stage 2 is
35. is connected to the basic unit or the thermostat application is selected The DHW heating operating mode button and all operating menus for DHW are activated if this is the case 10 3 Type of request 10 3 1 Sensors When a DHW charging request to the boiler heat pump or electric immersion heater is made a sensor or thermostat must be connected to terminal B3 Available sensors Type of request to the boiler heat pump electric immersion heater B3 B31 a x No DHW request solar integration possible Sensors B3 SD Sensors Sensors B3 SD or B3 start B31 stop Control x Contact start stop thermostat No sensor connected x Makes no difference SD Switching diff Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 Parameters Parameters 10 3 2 DHW charging with 1 sensor In the case of DHW heating with 1 sensor B3 the charging request is made with a 2 position controller If the DHW temperature is lower than the current setpoint minus the set switching differential DHW charging will be started DHW charging will be terminated when the temperature reaches the current setpoint When DHW heating is released for the first time in the morning forced charging will take place which means that DHW charging will also be started when the DHW temperature lies within the switching differential But if the
36. lil If several heat requests are received at the same time contact H1 DHW or from the controller itself the highest of them will automatically be selected rd C 807 TKw 707 607 TVHw 507 407 2379Z20 30 T T T T 30 20 10 10 C eo 4 gt o 3 TVHw Minimum flow temperature setpoint TKw Boiler temperature setpoint Parameters 5952 Min flow temp setpoint H1 5962 Min flow temp setpoint H2 12 9 3 Heat request DC 0 10 V External consumers can transmit a demand for heat in the form of an analog signal of DC 0 10 V The controller converts this voltage signal to a temperature setpoint of 0 130 C and considers this value when generating the setpoint o o M 2 S S x E bU ive N u ul ul n u u o 10 4 s 5 amp 8 6 4 2 o 10 20 30 40 50 60 70 80 90 100 110 120 130 c T maximum value of heat request S minimum limitation of heat request 5 C lil If the flow temperature setpoint drops below the limit value of 5 C switching differential 1 K the heat request becomes invalid and thus ineffective Together with the heat request a system pump if installed is put into operation i The setting has an impact only if with Function input H1 H2 setting Heat request 10 V H1 H2 has been selected The voltage signal currently delivered can be displayed with function V
37. minute The valve kick is activated only when there is no request for heat The valve kick is made only if since the last valve kick the valve has not been moved by one of the control functions The valve kick is made only if since the last valve kick the valve has not been put into operation by one of the control functions The pump kick valve kick is made in the same order the relay terminals are assigned With the multifunctional relay outputs QX1 through QX4 it depends on the setting whether or not the kick function acts on the relay Relay Function Kick Q2 Pump heating circuit 1 Yes Y1 Mixing valve opening heating circuit 1 Yes when there is no heat request from the heating circuit Y2 Mixing valve closing heating circuit 1 No Q3 DHW charging pump diverting valve Yes Q6 Pump heating circuit 2 Yes Y5 Mixing valve opening heating circuit 2 Yes when there is no heat request from the heating circuit Y6 Mixing valve closing heating circuit 2 No Q8 Source pump Yes Q9 Condenser pump Yes Q1 Boiler pump Yes Q4 DHW circulating pump Yes Q5 Collector pump Yes Q12 Boiler bypass pump Yes Q15 Pump H1 Yes Q20 Pump heating circuit 3 Yes Q18 Pump H2 Yes Q21 2nd pump speed HC1 No Q22 2nd pump speed HC2 No Q23 2nd pump speed HCP No 150 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 12 General functions CE1P2359en 22 September 2006 Save sensors Reset sensors Parame
38. of the first burner stage at input E1 If the usage of EX2 is not set as Counter for 2nd burner stage counting of the second burner stage is performed on the basis of the relay status The relay for the second burner stage is only counted if there is a signal from the first burner stage On completion of the set number of hours run the function generates a service message The operating hours of the first burner stage are counted for the message input E1 The service message is canceled by resetting the counter reading to O On completion of the set number of burner starts the function generates a service message The starts of the first burner stage are counted for the message input E1 The service message is canceled by resetting the counter reading to O On completion of the set maintenance interval the function generates a service message The service message is canceled by resetting the counter reading to O 29 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 2 Oil gas boiler 22 September 2006 Maintenance function water pressure Parameters 30 164 n If the pressure acquired at input H1 drops below the set limit value parameter Water pressure min the relevant service message will be delivered If the pressure exceeds the limit value by one switching differential the service message will be canceled 8330 Hours run 1st stage 8331 Start counter 1st stage 8
39. operator unit The manual push is also triggered in Off operating mode when there is an effective operating mode changeover via H1 H2 contact or LPB as well as if all heating circuits are in holiday mode The automatic DHW push is triggered in the controller If the DHW temperature drops below the reduced setpoint by more than 2 switching differentials another single charging cycle to the nominal DHW setpoint takes place This function is only active when DHW heating is switched on 137 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 Example Release time program 3 HCP DHW release Release time program 4 DHW Parameters 138 164 TBWw TBWR TBWw T 2379D10 TBWR O SDBW Switching differential DHW TBWw Nominal DHW temperature setpoint TBWR Reduced DHW temperature setpoint 10 8 Circulating pump 10 8 1 Relay for the circulating pump A multifunctional relay is used for controlling the circulating pump It must be appropriately parameterized 10 8 2 Circulating pump release The circulating pump is switched on during the release time see below provided DHW heating is switched on and at least one of the connected heating circuits is not in holiday mode If the DHW operating mode is Off or if all connected heating circuits are in holiday mode th
40. pump continues to run with no interruption provided the switch off condition is not yet satisfied If the flow or return temperature approaches the maximum switch off temperature compressor 2 should be switched off before compressor 1 reaches its limitation For this reason compressor 2 always switches off at the maximum switch off temperature minus reduction and no status message will appear 2844 Switch off temp max 2845 Red switch off temp max 3 3 4 Minimum compressor on time off time During the minimum off time the heat pump remains off If the switch on temperature falls below the switch on point status message Compr off time min active appears This means that the compressor does not run due to an active minimum off time With parameter Reset limitation the minimum off time can be aborted T Toffmax 2359Z112 nF Temperature Toffimax Maximum switch off temperature Switch off temperature max Tw Flow or return temperature setpoint TVL TRL Flow or return temperature SPoff Switch off point SPon Switch on point t Time of day tOnmin Minimum compressor on time Compressor run time min tOffmin Minimum compressor off time Compressor off time min WP Heat pump operation 0 off 1 on During the minimum on time the adjusted maximum switch off temperature is used as the switch off point If the switch off temperature exceeds the non raised switch off point a status message appears sho
41. setpoint based on the contact status or the voltage delivered Press Parameter Water pressure H1 shows the calculated pressure value based on the voltage available at input H1 For input H1 both parameters are available for input H1 only the heat request 5952 Min flow temp setpoint H1 5962 Min flow temp setpoint H2 7841 Contact status H1 7846 Contact status H2 7840 Voltage signal H1 9005 Water pressure H1 155 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 12 General functions CE1P2359en 22 September 2006 12 10 Hx pumps 12 10 1 Pump H1 Q15 The function of an H1 H2 pump is available when a request at input H1 H2 can act on it minimum flow temperature setpoint or heat request DC 0 10 V and auxiliary function Q15 has been selected at one of the multifunctional relay outputs In principle pump H1 operates like a heating circuit pump Only overtemperature protection for the heating circuit pump cycling is not implemented e The pump is activated when input H1 H2 contact or DC 0 10 V signal delivers a valid heat request e When there is no more heat request the pump will be deactivated after an overrun time of 1 minute and extends the overrun time if overtemperature protection for the heat source forced signal after burner off becomes active e The pump is switched on when frost protection for the plant responds e The pump gives consideration to all locking signal
42. switched on The electric immersion heater behaves differently from stage 2 in the following respect e Noconsideration is given to sequence changeover e Inthe case the floor curing function is active the electric immersion heater may also be switched on above Release stage 2 below OT e Inthe event of emergency operation or during the limitation Source temp too low the electric immersion heater is released and controls based on the upper buffer storage tank sensor B4 If that sensor is faulty the electric immersion heater is constantly on when there is a valid request and must be monitored with the help of a safety limit thermostat integrated in the electric immersion heater e Inthe case of emergency operation K16 is also switched on during HP lock e Inthe case of DHW charging the electric immersion heater will not be switched on unless a combi storage stage has been parameterized e The frost protection function is always active The electric immersion heater switches on if the temperature at the colder buffer storage tank temperature drops below 5 C and switches off again if it rises above 10 C 5890 Relay output QX1 3 7 Defrost function for air to water heat pumps In normal heating mode water can condense at low temperatures and form ice on the evaporator This reduces the heat pump s output and can lead to malfunction on the low pressure side or even damage to the evaporator The surface o
43. taken into account TVSw B22 TVSw Common flow temperature setpoint The minimum setpoint 4110 applies if there is no valid request The function is only available with LPB device address 0 and 1 Minimum setpoint The minimum setpoint fixed value 4110 is selected as the comparative temperature This means the boiler pump startup is solely dependent on the temperature of its own boiler 23592148 B22 4110 Q10 4110 Setpoint min 4 2 4 Locks other heat sources When the solid fuel boiler is fired up other heat sources such as oil gas boilers will be locked The lock does not just take effect when the solid fuel boiler has warmed up sufficiently and the boiler pump has switched on but immediately after a rise in the boiler temperature is detected that gives the expectation that the comparative temperature will be exceeded This anticipating function enables the locked heat sources to terminate any overrun of pumps before the solid fuel boiler pump is activated Also in the case of a common stack it can be made certain that only one boiler is in operation at a time Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 4 Solid fuel boiler 22 September 2006 Parameters TA TKx 10 4133 23592149 Stat gt t TKx Actual value of boiler temperature B22 TKx 10 Boiler temperature actual value expected in 10 minutes Stat Status of the heat g
44. temperature has reached a certain minimum level In addition the required temperature differential to the storage tank must be reached If the function is deactivated the collector pump will be switched on as soon as the required temperature differential to the storage tank is reached If the collector temperature lies below the minimum charging temperature charging will be aborted even if the temperature differential still exists TKol TKolMin If the collector temperature exceeds the minimum charging temperature by the switching differential SdEin SdAus and the required temperature differential exists charging can take place TKol gt TKolMin SdEin SdAus TA B6 SDon SDoff 23592121 Q5 t t T Temperature B6 Collector sensor TSpMin Minimum charging temperature Charging temp min heat exch 1 SDon Switch on differential SDoff Switch off differential Q5 Collector pump on off t Time of day Parameters 3812 Charging temp min DHW stor tank 3815 Charging temp min buffer 72 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 5 Solar 22 September 2006 Parameters 5 3 3 Maximum storage tank charging temperature The storage tank is charged with solar energy up to the set Charging temperature max on the sensor B31 B41 If sensor B31 B41 is missing sensor B3 B4 is used Charging will be aborted TSp gt TSpMax as soon as the charging
45. temperature lies less than 1 K below the setpoint charging will not take place If a sensor is connected to terminal B31 it can be used for solar integration 5022 Type of charging 5024 Switching diff 10 3 3 DHW charging with 2 sensors In the case of DHW heating with 2 sensors B3 and B31 the charging request is also made with a 2 position controller If both DHW temperatures are lower than the current setpoint minus the set switching differential DHW charging will be started DHW charging will be terminated when both temperatures reach the current setpoint When DHW heating is released for the first time in the morning forced charging will take place which means that DHW charging will also be started when only one of the DHW temperatures lies below the current setpoint minus the set switching differential But if the temperature lies less than 1 K below the setpoint charging will not take place In the case of charging with 2 sensors the switching differential can be set to 0 K 5022 Type of charging 5024 Switching diff 10 3 4 DHW charging with a thermostat In place of a temperature sensor it is also possible to use a thermostat With this application DHW heating is only dependent on the thermostat s contact position and the release of DHW heating This function is not possible when using heat pump controller type RVS51 843 DHW charging is started when the thermostat s contact indicates cold contact closed
46. the controller is automatically switched on and off depending on the requirements of the LPB The Bus power supply status operating line displays whether the device is currently supplying the BUS LPB with electricity ON The bus power supply via controllers is currently active At the moment the controller supplies some of the power required by the bus OFF The bus power supply via controllers is currently inactive 6604 Bus power supply 6605 Bus power supply status Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 11 LPB system 22 September 2006 Parameters Parameters Version 1 Version 2 11 1 3 Display system messages The operating line can be used for defining whether error messages occurring in the system should be displayed No Error messages are not displayed on the operator unit of the controller Yes Error messages are displayed on the operator unit of the controller 6610 System messages 11 1 4 Range of action of changeover The range of action of central changeover can be defined Segment Changeover takes place with all controllers in the same segment System Changeover takes place with all controllers in the entire system in all segments The controller that triggers the changeover must be located in segment 0 The setting concerns the following changeovers e Operating mode changeover e g via input H1 H2 e Summer changeover if Central is set on s
47. the return temperature setpoint are used Compens 2359Z113 T Temperature Tx Actual value of the flow or return temperature Tw Flow or return temperature setpoint Compens Compensation of surplus heat heat deficit t Time of day tOnmin Minimum compressor on time Compressor run time min tOffmin Minimum compressor off time Compressor off time min WP Heat pump operation 0 off 1 on This function is especially suited for pump heating circuits e g for underfloor heating systems When using the On setting the function is activated in the case of plant without buffer or combi storage tanks in the case of plant with buffer or combi storage tanks the function has no impact 2886 Compensation heat deficit 39 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 3 3 6 Maximum hot gas temperature If the hot gas temperature exceeds the set maximum hot gas temperature the compressor will be switched off The heat pump may be switched on again when the hot gas temperature has fallen below the maximum hot gas temperature by the adjustable switching differential and the minimum off time has elapsed If there is a request from space heating the heat pump continues to run with no interruption if the switch off condition has not yet been satisfied DHW charging and forced buffer storage tank charging are aborted when the maximum hot gas
48. used if the heat source delivers a fault status message or if it has been shut down via the heat generation lock When all heating circuits have switched to summer operation the electric immersion heater ensures DHW charging from the next day This means that the heat pump boiler remains off during summer operation The DHW is again heated by the boiler heat pump as soon as at least one of the heating circuits has switched back to heating mode The electric immersion heater only also used if the boiler heat pump delivers a fault status message or has been shut down via the heat generation lock DHW heating is provided by the electric immersion heater throughout the year This means that on this application the boiler heat pump is not required for DHW heating The DHW operating mode button gt also acts on the electric immersion heater For the DHW to be heated the DHW operating mode button must be pressed 5060 El imm heater optg mode 10 5 2 Release A release parameter is available for DHW charging with electric immersion heater If according to the parameterized operating mode the electric immersion heater is used for DHW heating the release parameter can be used to select when DHW charging shall take place within the 24 hour period 4 choices are available for this release period If used for that purpose DHW charging with the electric immersion heater is continuously released for maintaining the DHW temperature at
49. x x x Automatic 24 hour heating limit x x x x x x Holiday program x x x x x x Quick setback and boost heating x x x x x x Optimum start stop control x x x x x x Raising the reduced temperature level depending on the outside temperature x x x x x x Electronic TW for underfloor heating system X X X X X Floor curing function x x x x x x Frost protection flow building and plant x x x x x x Primary controller x x x Cooling circuit x DHW control DHW storage tank charging with 7 day program x x x x x x DHW charging with charging pump or diverting valve x x x x x x DHW charging with sensor x x x x x x DHW charging with a thermostat x x x x x Selectable priority absolute shifting none x x x x x x Selectable DHW program according to DHW program according to heating programs 24 hours Pe ee Ae ee DHW push manually or automatically x x x x x x Legionella function x x x x x x DHW discharging protection X x x x x x Control of DHW circulating pump x x x x x x electric immersion heater for DHW X X X X X xX Overtemperature protection DHW storage tank x x x x x x Frost protection DHW x x x x x x Buffer storage tank Automatic heat generation lock x x xix Buffer storage tank minimum temperature x x x x Overtemperature protection buffer storage tank x x x x Frost protection buffer storage tank x x x x General Automatic summertime wintertime changeove
50. 00 of the last day Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 Setting several holiday periods Ll Parameters Parameters An active holiday period is indicated by the suitcase symbol The heating circuits operating mode does not change It is possible to enter a holiday period with the date of the first and last day of the period dd mm The operating level that shall apply during active holiday periods can be selected Reduced or Protection The impact of a currently active holiday period can be negated only by switching to a non Automatic mode or by deleting the programmed holiday period The holiday program impacts DHW heating If for example all heating circuits are on holiday DHW heating assigned to those heating circuits will be switched off Version 1 devices have one 1 holiday period per year RVS13 123 RVS13 143 RVS51 843 RVS53 183 Version 2 devices have eight holiday periods per year RVS43 143 RVS63 243 RVS63 283 In a device with several holiday periods use the Preselection parameter to select the required holiday period 1 8 Then use the Start and Finish parameters to enter to dates required for the corresponding holiday period The selected operating level is the same for all holiday periods 641 651 661 Preselection 642 652 662 Start 643 653 663 Finish 648 658 668 Operating level 8 3
51. 030 and 1330 Central Central action depending on the setting made on operating line Action changeover functions either the heating circuits in the segment or those of the entire system are switched based on operating line 730 6621 Summer changeover 11 1 7 DHW assignment Assignment of DHW heating is required only if it is controlled by a heating circuit program refer to operating lines 1620 and 5061 Local HCs DHW heating is performed according to the time programs of the local heating circuits All heating circuits in the segment DHW heating is performed according to the time programs of all heating circuits in the segment All heating circuits in the system DHW heating is performed according to the time programs of all heating circuits in the system With all settings controllers in holiday mode are also considered for DHW heating 6625 DHW assignment 11 1 8 Clock mode This Clock mode setting defines how the system time and controller time influence one another The following options are available Autonomous e The clock time can be adjusted on the unit Adjustment e The controller s clock time will not be matched to j Controller time System time the system time Slave without remote e The clock time on the unit cannot be adjusted Adjustment e The controller s clock time will automatically and continuously be matched to the system time
52. 06 Parameters Parameters Parameters 86 164 7 Buffer storage tank T 1 Release control of the source The release control of the source with a buffer storage tank is described in the following sections Oil gas boiler Page 10 Solid fuel boiler Page 62 HP heating Page 35 HP cooling Page 81 7 2 Solar connection The setting defines whether the buffer storage tank is heated by solar energy or not 4783 With solar integration 7 3 Min storage tank temperature heating mode A minimum buffer storage tank temperature can be set in the parameters for heat consumers mixing valves or pump circuits as well as heat consumers connected via H1 H2 If the source is malfunctioning or is locked or not present the consumers can be switched off if the buffer storage tank is too cold This function prevents the heat consumers leaving their pumps running even when there is no heat available The heat consumers are locked if the temperature at the warmest sensor in the buffer storage tank drops below the minimum level by more than 1 K and no heat source is available at the same time The consumers are released again as soon as the buffer storage tank reaches the minimum level again or a heat source becomes available Consumers that do not draw their energy from the buffer storage tank are not affected by this switch off 4724 Min st tank temp heat mode 7 4 Maximum storage tank temperature in cooling mode Act
53. 10 6 7 Circulating pump and legionella function When the function is activated the circulating pump is switched on while the Legionella function is performed as soon as the storage tank temperature in the case of 2 sensors the temperature acquired by the colder sensor lies above the Legionella function setpoint minus 1 K The pump runs during the dwelling time set If the storage tank temperature falls below the demanded Legionella function setpoint by more than the DHW switching differential plus 2 K the circulating pump will prematurely be deactivated Periodic legionella function If the Legionella function setpoint is reached via a non controlled heat source solar wood fired boiler the circulating pump will be activated for the demanded dwelling time The legionella function is performed a maximum of 3 days before the calculated day for fighting legionella When the Legionella function is completed parameterized dwelling time fulfilled the set Legionella function period commences again 1647 Legionella funct circ pump 10 7 DHW push The manual DHW push is triggered via the operator unit It initiates a single DHW charging cycle to the nominal setpoint The push is active until the nominal DHW setpoint is reached If at the time of the manual push the legionella function is due the push is made until the legionella setpoint is reached Once triggered the DHW push cannot be aborted via the
54. 1663 Circulation setpoint Circulation frost protection setpoint fixed at 5 C 139 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 Example Parameters Parameters 140 164 11 LPB system The LPB is used as a communication basis for generating a system with additional ALBATROS controllers or controllers of other manufacture The system can be extended at any time 11 1 1 Device and segment address The device address and the segment address are used as destinations in the bus system similar to a postal address To ensure communication each device must be correctly addressed The controller s LPB address is divided into 2 parts each consisting of two 2 digit numerals 14 16 Segment address 1 L Device address Each segment in a system must have a device as a master device address 1 Source and consumer segments are differentiated in the segment address 0 Heat generation segment 1 14 Heat consumer segment 6600 Segment address 6601 Segment address 11 1 2 Bus supply and status display The bus system LPB can be powered either via the individual controller bus power supplies or via a central bus power supply The bus power supply via controllers can be adjusted Off No bus power supply via the controller This setting must be used for central bus supply Automatic The bus power supply LPB via
55. 2 pipe system 112 164 9 Cooling circuit The term room cooling refers to the activation of the cooling function generation of operating modes generation of room cooling setpoints calculation of the flow setpoint with consideration of the condensation problem and mixing of the flow temperature The room cooling function is the same for all types of heat source 9 1 1 Configuration of the cooling circuit To be able to make use of the cooling circuit an appropriate Heating cooling partial diagram must be set in the parameters The cooling circuit is switched on with the Cooling circuit 1 parameter It is necessary to enter the hydraulic system 2 pipe 4 pipe system in this case The number of lines refers to the number of feeder lines from the heat cooling source to the consumer In the 4 pipe system mixing valve control is configured for cooling on the extension module Legend for subsequent drawings HK Heating circuit KK Cooling circuit H Feeder line heating and heating circuit C Feeder line cooling and cooling circuit H C Feeder line heating and cooling 2 pipe system Q2 Pump Q24 Cooling circuit pump Y1 Y2 Mixing valve Y21 Changeover valve heating cooling Y23 Y24 Cooling circuit mixing valve B1 Flow temperature sensor B16 Cooling circuit flow temperature sensor Heat and cold are supplied through the same two lines Heat and cold are output by the same system e g underfloor heating p
56. 332 Hours run 2nd stage 8333 Start counter 2nd stage 5982 Function input EX2 8330 Hours run 1st stage 8331 Start counter 1st stage 8332 Hours run 2nd stage 8333 Start counter 2nd stage 7040 Burner hours interval 7041 Burner hrs since maintenance 7042 Burner start interval 7043 Burn starts since maint 7044 Maintenance interval 7045 Time since maintenance 6141 Water pressure min 2 12 Errors alarms 2 12 1 Sensor error If there is no signal from the boiler temperature sensor open circuit short circuit both burner stages will immediately be switched off independent of heat demand 2 12 2 Burner fault S3 If there is a signal at the 230 V input S3 of the controller the Burner fault error message code 131 is generated 2 12 3 Boiler temp alarm The function monitors the boiler temperature when the burner is in operation and generates an alarm in the event of fault When the burner is switched on or when the boiler load increases while the burner is running the boiler temperature might continue to drop somewhat further From this lowest temperature level the boiler temperature must increase by the minimum amount of y within the parameterized alarm time Otherwise a boiler alarm will be triggered If no temperature request is active or if the current setpoint is reached no alarm will be delivered Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 2 Oil gas boi
57. 64 The controller drives the actuator with 2 relay outputs One of the outputs is used for opening the valve and one for closing the valve If none of the relays is energized the actuator maintains its position Control is accomplished with a PID controller whereby XP and TN can be parameterized The actuator running time can also be set The controllers neutral zone is 1 K In the case of difficult controlled systems the control parameters can be matched to the system 832 1132 Actuator type 834 1134 Actuator running time 835 1135 Mixing valve P band Xp 836 1136 Mixing valve int act time Tn 8 8 3 Pulse lock With 3 position actuators relays Mixing valve opening and Mixing valve closing are no longer energized if it can be regarded certain that the actuator is already fully open or fully closed The relay s output will be suppressed if the controller has driven the actuator in the same control direction for at least 5 times the actuator s running time To prevent the actuator from assuming incorrect positions because there are no relay output signals the actuator receives drive signals for 1 minute at 10 minute intervals opening and closing This function cannot be deactivated 8 8 4 Setpoint boost With setpoint boost the mixing circuit s heat request to the heat source is increased by a parameterized value The purpose of this increase or boost is to offset the common flow temperature variat
58. 7 Time switch The time switch affords automatic changeover between Comfort and Reduced according to the selected switching program During occupancy periods the program switches to Comfort during non occupancy periods to Reduced The switching program is only active in Automatic mode A 7 day program with a maximum of 3 occupancy periods per day 6 switching points is available A separate parameter is available for resetting the switching program to its default values When using the Optimum start stop control function the effective switching times can differ from the programmed switching times as a result of the optimization process 501 506 521 526 541 546 Heating cycle Monday to Heating cycle Sunday 93 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 Generating the operating level BN 94 164 8 3 8 Presence button If due to the time switch settings the heating level does not satisfy current requirements the operating level can be manually changed via the operator unit by pressing the occupancy button The occupancy button is only active in Automatic mode OR SP PT PT SP Switching program OR Override PT Press on occupancy button TRKw Comfort cooling setpoint TRRw Reduced setpoint PT PT TR TRKw 23592130 2 The effect of pressing the occupancy button continues until the next switchin
59. 91 No with brine 36 Hot gas sensor 1 B81 yes 37 Hot gas sensor 2 B82 yes 39 Evaporator sensor B84 No air water 44 Return sensor HP B71 Depending ombe pan diagram 45 Source outlet sensor B92 No with water 48 Refrigerant sensor liquid B83 yes 50 DHW sensor 1 B3 yes 52 DHW sensor 2 B31 yes 60 Room sensor 1 yes 65 Room sensor 2 yes 68 Room sensor 3 yes 70 Buffer storage tank sensor 1 B4 pom piani 71 Buffer storage tank sensor 2 B41 eh ay pant 73 Collector sensor 1 B6 yes 83 BSB short circuit yes 84 BSB address collision yes 85 Radio communication yes 98 Mixing valve module 1 yes 105 Service message yes 106 Source temp too low no 107 Hot gas compressor 1 no Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 3 Heat pump CE1P2359en 22 September 2006 No Error text Place Heat pump operation 108 Hot gas compressor 2 121 Flow temp HC1 too low 122 Flow temp HC2 too low yes 127 Legionella temperature yes 146 Sensor controlling element config ii 171 Alarm contact 1 active yes 204 Fan overloaded E16 no 222 High pressure in HP operation E10 no 223 High pressure on HC start E10 no 224 HP on DHW start E10 no 225 Low pressure no 226 Winding prot compressor 1 E11 i 227 Winding prot compressor 2 E12 s Flow switch heat source no 229 Pressure switch heat source E15 no 230 Th
60. ATRw 1 s ATV Resulting flow temperature adaptation ATRw Room temperature setpoint readjustment resulting from room influence see page 99 S Heating curve slope 96 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 8 Heating circuits 22 September 2006 Parallel displacement Parallel displacement of the heating curve is used to change the flow temperature evenly across the entire outside temperature range or in other words if the room temperature is always too high or too low a readjustment must be made with the help of parallel displacement TV C 100 4 90 4 80 7 A o 40 20 E 3C TR 5 0 JR Tw TV Flow temperature TA Composite outside temperature TRw Room temperature setpoint Parameters 720 Heating curve slope 721 Heating curve displacement 750 1050 1350 Room influence 8 4 3 Adaptation of heating curve The function becomes active if switched on via parameter if a room sensor is present and if the compensation variant is Weather compensation with room influence If the required flow temperature is exceeded or not reached for more than 2 hours no adaptation is made for that day With pump heating circuits the boiler temperature is used in place of the flow temperature Heating curve adaptation readjusts the heating curve s slope and parallel displacement heat gains In Comfort mode nominal operating level the function integrates the room temperature con
61. CE1P2359en 4 Solid fuel boiler 22 September 2006 Parameters Parameters 66 164 TA 4141 23592150 Q10 ZS 0 p t TKx Actual value of boiler temperature B22 4141 Excess heat discharge Q10 Solid fuel boiler pump ZS Forced signal The excess heat discharge is stopped as soon as the boiler temperature is 5 K below the set excess temperature 4141 4141 Excess heat discharge Using parameter Excessive heat draw it is possible to select for every consumer whether or not the forced signal shall be considered thus deciding whether or not the consumer shall contribute to the dissipation of heat The excess heat discharge is always distributed segment by segment in the system System wide distribution of the excess heat discharge starting from segment 0 is not possible The forced signal is only obeyed by the consumer if the Excess heat draw parameter demands it RVA device types do not understand the forced signal and therefore do not take part in the heat discharge either 4 3 2 Pump overrun If the boiler temperature drops below the minimum temperature differential or the minimum setpoint the boiler pump keeps running for the parameterized overrun time There is no overrun if the pump was switched on because of the boiler frost protection plant frost protection or excess temperature 4140 Pump overrun time 4 4 Errors alarms 4 4 1 Configuration errors A configuration error
62. K above the frost protection temperature the collector pump will be deactivated again TKol gt TKolFrost 1 No consideration is given to the temperature in the storage tank In normal situations the storage tank will be discharged while the collector assumes a higher temperature 23592135 TKolFrost Q5 7 off t T Temperature TKolFrost Frost protection temperature collector Collector frost protection B6 Temperature at the collector sensor Q5 Collector pump on off t Time of day 147 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 12 General functions 22 September 2006 Parameters il Parameters 148 164 3840 Collector frost protection 12 4 7 Frost protection for the DHW storage tank If the DHW temperature drops below the frost protection level of 7 C the electric immersion heater will be released independent of the operating mode When the DHW storage tank temperature returns to a level of 10 C the electric immersion heater will be locked again If there is no electric immersion heater installed the heat source will be released as soon as the DHW temperature falls below 5 C When the DHW storage tank temperature returns to a level of 10 C the heat source will be locked again This function cannot be deactivated 12 4 8 Buffer storage tank frost protection in heating mode Frost protection for the buffer storag
63. M Setpoint minimum TKMin Setting range TKMinOEM TKMaxHand Setpoint minimum OEM TKminOEM Setting range 8 C TKMin 11 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 2 Oil gas boiler CE1P2359en 22 September 2006 2 4 2 Generation of the common flow temperature setpoint The controller collects all valid heat requests from the consumers heating circuits 1 3 DHW request input H1 H2 LPB and puts them in the right order in accordance with their importance A maximum selection is made between the temperature requests from the heating circuits and those from inputs H1 H2 in other words the highest temperature level demanded becomes the common flow temperature setpoint The temperature request from DHW has priority in so far as a temperature level lower than that requested by the heating circuit and H1 H2 can become the common flow temperature setpoint Parameters 8950 Common flow temperature setpoint 8951 Common flow temperature actual value 2 4 3 Generation of the boiler temperature setpoint The boiler temperature setpoint forms the basis for burner control and is primarily dependent on the setpoint of the common flow temperature If there is no active request from one of the consumers the parameterized boiler operating mode decides whether the boiler temperature setpoint will be kept at the adjusted minimum boiler temperature A number of other functions can also ha
64. SIEMENS at EA 18 7320 24 Esc p Ew OK a EN 4 Albatros Basic Documentation Edition 2 0 CE1P2359en 22 September 2006 s T IQ mum TTE T LINE UP m y A ra 5 LI E x ca qe ama Em 9 A ce mmm MUNUD E MN ONON a pa Range of products Siemens Schweiz AG HVAC Products 2 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 22 September 2006 Table of contents 1 e bese 6 1 1 Come nts ias pte D dn e dle qp eie cue e Leu a 6 1 2 EUnctlons zo meet te tci Heure utitem tt cease ae 6 1 3 Product liability 1 ocior ieri iere ea eb de e eet ode 8 1 4 Abbreviations riii ree pice eet E Eee E A 8 2 Oil gas boller p teet Rebate iie a e ERU eren dert 9 2 1 General 2 gre niet t pde oet meint te eiie us 9 2 2 Operating modes of the boiler trisite eem 9 2 3 Heat generation locks 2 Ine pe ek Cue tena 10 24 Boiler temperature setpoint ssssssssssssseseeeneeeneene enne 11 2 5 Burner control nesis ree e IR pee eae ee Re ee 13 2 6 Boiler pump Controls kessin retire Inte Ente xn tiere x Eger n HEP Re Sdn rete cus 18 2 7 Protection for the boiler sssssssssssssssssseeseeer enemies 18 2 8 Maintained boiler return temperature sesee em 23 2 9 Electronic temperature controller TR sse 26 2 10 Chimney sweep function and SLT test
65. TA and TR are available weather compensation WW is used with the substitution value 0 C for the exterior temperature In that case an error message will be generated In pure room temperature control RR for heating and cooling it is essential for room temperature limitation to be switched on Parameters 928 Room influence 9 1 3 Comfort setpoint cooling In cooling mode room temperature control maintains the comfort setpoint Cooling is performed via the comfort operating level only The comfort setpoint can be set using a parameter or the dial on the room device HMI operator unit Parameters 902 Comfort setpoint 9 1 4 Summer compensation In the summer the Comfort cooling setpoint is continually increased as the outside temperature rises This setpoint shift saves cooling energy and excessive temperature differences between room and outside temperature will be avoided The current outside temperature is filtered with a time constant of 20 minute in order to calculate the resulting setpoint li The resulting Room temperature setpoint cooling can be displayed on the info level TKw io D 920 902 918 919 TA TKw Comfort cooling setpoint TA Outside temperature Parameters 902 Comfort setpoint 918 Summer comp start at OT 919 Summer comp end at OT 920 Summer comp setp increase 8741 Room setpoint 1 114 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 9 Cooling circu
66. The setting has an impact only if with Function input H1 H27 or Function input H2 setting Heat generation lock has been selected 154 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 12 General functions 22 September 2006 Parameters Input test Diagnostics i Parameters 12 9 6 Type of contact The type of contact of Hx can be selected NO or NC Parameters Contact status at Functional status Type of contact Hx terminal Hx impact Normally open contact Open Not active NO Closed Active Normally closed contact Open Active NC Closed Not active 5951 Contact type H1 5961 Contact type H2 12 9 7 Input test and diagnostics To check the various applications at inputs Hx a number of test and diagnostics parameters are available When using the Hx input as a contact or voltage input the following parameters are available Contact Parameter Contact status Hx shows the status open closed of the Hx terminal without giving consideration to the type of contact Voltage Parameter Voltage signal H1 H2 shows the voltage value DC 0 10 V at terminal H1 H2 For input H1 both parameters are available for input H2 only the contact status When using input Hx for heat request or pressure measurement the following parameters are available Heat Parameter Flow temp setpoint Hx shows the calculated flow temperature
67. Tvmin Flow temp setpoint min TVEm Floor curing setpoint manually Mh Manual heating Fh Bh 25 days d Weekday The function is terminated when the functional days Mh have elapsed or when deactivated with the parameter The start day day 0 does not count as a functional day Floor curing setp manually TVEm can only be adjusted within the 2 limit values Flow temperature setpoint maximum TVMax and Flow temperature setpoint minimum TVmin Parameters 850 1150 1450 851 1151 1451 Floor curing function Floor curing setp manually 8 10 2 speed heating circuit pump This function facilitates the control of a 2 speed heating circuit pump allowing the pump s capacity to be lowered in reduced mode e g during night setback To provide this function a multifunctional relay output must be set to 2nd pump speed HC1 HC2 HCP Q21 Q22 Q23 The second speed is switched on when the heating circuits operating level is Comfort including optimization or when the floor curing function is active Relay HC pump 1st speed Relay 2nd speed Status Q2 Q6 Q20 Q21 Q22 Q23 Off Off Off On Off Part load On On Full load If the second speed requires a potential free or inverted relay output this must be provided via an intermediate relay 111 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 8 Heating circuits CE1P2359en 22 September 2006 Example of
68. ace heating and DHW demand heat the DHW priority function ensures that during DHW charging the boiler s capacity is used primarily for DHW For the DHW priority 3 functions are available With diverting valves the function is automatically deactivated If the DHW priority is deactivated space heating will not be restricted during DHW charging The setpoint of the heat source is calculated based on the highest heat request from all consumers DHW and space heating In the case shifting priority space heating is restricted in a way that the heat source will reach the setpoint currently required and that the DHW can be heated up with the necessary charging temperature Restriction of space heating is accomplished with the locking signal When calculating the locking signal consideration is given to the current heat source temperature and the heat source gradient This function ensures that the charging temperature will be maintained during the entire DHW charging cycle and that at the same time the burner stages need not unnecessarily be switched off 129 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 Absolute priority Plant without buffer or combi storage tanks Plant with buffer or combi storage tanks Parameters Parameters 130 164 The setpoint of the heat source is calculated based on the highest heat request from all consu
69. acement 97 Heat pump ui morie ese cgo t cone paced 54 Heating curve slope sssee m 96 Manual control HP esseeee 145 Heating limit Manual control oil gas boiler 144 Petr cctiesteetinc ei ad aitai aiii 104 Manual defrosting seen 54 Summer winter oo e eee cece eeeeeneeeeeeeeeeeenaeeeeeenaes 105 Max switch off temperature HP ssssssss 37 High pressure switch esssssseseses 42 Maximum hot gas temperature esssese 40 Holiday program eee 92 124 Maximum limitation TKmax eene 22 Cooling i tr a e cerent 115 Maximum storage tank charging temperature 73 Hot gas temperature maximum eese 40 Measured value correction B6 eneee 70 Hours run Min flow temp cooling 117 Collector PUMP 22 crei ertet e etes 77 Minimum burner running time sessssessse 17 Hours run counter ssseeeee eme 29 Minimum charging temperature 72 HP Minimum flow temperature setpoint 152 Emergency operation ceee 145 Minimum limitation TKMin eee 18 Functional diagrams eeee 32 Minimum return temperature setpoint 23 159 164 Siemens Schweiz AG Basic document
70. age tank 5024 Switching diff 860 1160 1460 Recooling storage tank 5 5 Collector pump 5 5 1 Evaporation protection If the collector temperature exceeds the evaporation temperature of the heat carrier TKol TVerd the collector pump will be deactivated to prevent overtemperatures If the collector temperature falls by one switching differential 15 K below the evaporation temperature the collector pump will be activated again TKol lt TVerd SdVerd The function can be deactivated TA Tverd SdVerd B6 A 2 Qs or S Off gt t T Temperature B6 Collector sensor B3 B31 DHW storage tank sensor TVerd Evaporation temperature Evaporation heat carrier SdVerd Switching differential evaporation temperature 15 K Q5 Collector pump on off t Time of day Evaporation protection for the medium pump off is given priority over overtemperature protection which would like to activate the pump Parameters 3860 Evaporation heat carrier 76 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 5 Solar 22 September 2006 5 5 2 Minimum running time collector pump When the collector pump is activated it remains on for the minimum running time independent of temperature differentials The minimum running time of the pump can be parameterized and is active with all functions that activate the collector pump tmin F act EN N o ite Q5 on X p t F Fu
71. aightforward checking of wiring For that purpose a display parameter is available for each terminal 2 parameters are available for input H1 H2 depending on its use as a contact or voltage input Parameters 7730 7833 Input test sensor 7840 7841 Input test H1 7845 7846 Input test H2 7870 Input test S3 7881 7912 Input test E 12 3 2 Output test The relay test is used to energize and deenergize all relays burner heat pump pumps etc independent of the control status This facilitates straightforward checking of wiring For that purpose a parameter is available with which each relay can be individually energized The set status remains active even if the parameter is quit The test must be explicitly switched off or it is automatically deactivated by the basic unit after 1 hour The electronic temperature controller TR for the boiler is given a higher priority than the output test This means that the burner relay s output test can be deactivated Parameters 7700 Relay test 145 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 12 General functions 22 September 2006 12 4 Frost protection functions 12 4 1 Frost protection for the plant The controller activates all released plant pumps depending on the current outside temperature thus protecting the heating installation against freeze ups The heat sources are not taken into operation in this case N Prerequisite for proper fun
72. al defrosting K1 Compressor 1 K2 Compressor 2 K19 Fan Q8 Source pump Q9 Condenser pump Water to water heat pump K2 E12 B82 OD K1 E11 7 Low voltage side B21 B71 B81 B82 B83 B84 B91 B92 Flow temperature heat pump Return temperature heat pump Hot gas temperature compressor 1 Hot gas temperature compressor 2 Refrigerant temperature liquid Evaporator temperature Source inlet temperature Source outlet temperature Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 3 Heat pump CE1P2359en 22 September 2006 3 2 Control of condenser pump 3 2 1 Prerun time condenser pump Prior to starting the compressor the condenser pump must be activated enabling the sensor to acquire the correct temperature Parameters 2802 Prerun time cond pump 3 2 2 Overrun time condenser pump When the compressor is switched off the condenser pump continues to run for the selected overrun time Parameters 2803 Overrun time cond pump 3 2 3 Temperature differential condenser TVL TSKw TRL TSKmax inact E N ac 3 TSKmin inact g TVL Flow temperature TRL Return temperature TSKw Required temperature differential across the condenser Temp diff condenser dTSK Max deviation from the required temperature differential Max dev temp diff cond TSKx Temperature differential TSKmax Max temperature differential across the condenser Limit diff cond
73. al outside temperature is acquired at sensor input B9 or via radio link If the outside temperature is missing the substitute value of 0 C is used The composite outside temperature is calculated by means of the filtered outside temperature the building time constant and the actual outside temperature The proportion of the actual outside temperature is 50 constant To obtain the attenuated outside temperature the same time constant is used to delay the temperature filtered outside temperature a second time a 12 00 24 00 12 00 24 00 12 00 24 00 12 00 t TAakt Actual outside temperature Tagem Composite outside temperature TAged Attenuated outside temperature Use of the different outside temperatures e Actual outside temperature Frost protection 24 hour heating limit e Composite outside temperature Heating curve 24 hour heating limit e Attenuated outside temperature Summer winter changeover H TAgem and TAged are reset to the actual outside temperature via the operator unit when binding a wireless outside sensor or when connecting a sensor to terminal B9 for the first time Parameters 6110 Time constant building 95 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 8 Heating circuits 22 September 2006 8 4 2 Heating curve The heating curve determines the flow temperature setpoint for space heating based on the current room temperature setpoint the comp
74. alf the boiler s switching differential SDK 2 when burner off relay test If the TR function is selected the display is the same as with manual control otherwise no boiler temperature setpoint will be displayed SLT test The boiler temperature setpoint is never displayed Parameters 8311 Boiler temperature setpoint 2 5 Burner control 2 5 1 1 stage burner release In the case of single boiler plants the burner stage of the 1 stage boiler is released as soon as a valid boiler temperature setpoint becomes active refer to Generation of boiler temperature setpoint on page 12 Control Control of the boiler temperature setpoint is ensured by an on off controller with an adjustable switching differential If the boiler temperature falls by more than half the switching differential below the boiler temperature setpoint the burner will be switched on If the boiler temperature exceeds the boiler temperature setpoint by more than half the switching differential the burner will be switched off The burner s switch on off point lies half the boiler switching differential below above the setpoint C TKx E TKw SDK 40 C TKw De TKw SDK t 1 5 BR a 0 g t Time of day BR Burner 0 off 1 on TKw Boiler temperature setpoint TKx Actual boiler temperature SDK Switching differential of the boiler Parameters 2240 Switching differential boiler 5770 Source type 8310 Actual boiler temperatu
75. arate DHW heating is configured in the basic unit i e no sensor or thermostat is connected to terminal B3 e The DHW storage tank sensor is connected to the BMU This sends the temperature value to the basic unit providing operation and setpoint generation for the DHW should not take place on the local BMU operator unit e The BMU receives the actual DHW setpoint from the basic unit and processes these in its own charging controller The application functions in a cascade structure as also for heating circuit extensions e Cascade basic unit as master BMU as slave Setpoint generation and operation for the DHW is performed on the master unit device address 1 It is permitted for several BMU slaves to have their own DHW storage tank and for each to have a DHW temperature value The BMU with the highest device address is displayed on the master unit and the same DHW setpoint applies for all BMUs During drinking water charging the BMU temporarily logs off the cascade structure e Heating circuit extension BMU as single boiler plant basic unit as zone controller Setpoint generation and operation for the DHW is performed on the zone controller or on the basic unit with device address 2 Reception is only from device address 1 If the external DHW temperature can be used based on the reception rules it is generated in the actual value sensor of the basic unit in the upper DHW temperature providing no separate drinking water sensor B3
76. artial diagrams Rh05 Rh07 Rh25 Rh27 Rh7 Rh27 H C Y23 Y24 H C H C Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 9 Cooling circuit 22 September 2006 Example of 4 pipe system Heat and cold are supplied in the 4 pipe system by two pairs of feeder lines Heat and cold are output by the same system e g underfloor heating partial diagrams Rh12 Rh14 Rh16 Rh17 Rh35 Rh38 Activation of a cooling diverting valve Y21 can be set in the parameters for the multifunctional relay outputs Qx2 4 thereby making it possible to have a clear separation between the two flows The Use of mixing valve 1 determines the positioning of the mixing valve Use of mixing valve 1 Cooling gt Partial diagrams Rh16 Rh17 Use of mixing valve 1 Heating and cooling gt partial diagrams Rh12 Rh14 Rh14 Rh38 SU YAIY2 B9 Or ME AS H C Q2 Y23 Y24 Q24 OOI pio Heating and cooling circuit of a partial diagram relate to the same space Cooling is only possible in conjunction with a heating circuit Parameters 5711 Cooling circuit 1 5712 Use of mixing valve 1 5891 5893 Relay output Qx2 4 6020 Function of extension module 1 9 1 2 Cooling compensation variant The compensation variant CV determines according to which variable
77. ary temperature differential but also a minimum level TA 23592143 4130 4131 MSS mm TFX 1 Q10 0 gt t TFx Actual value of solid fuel boiler temperature B22 Q10 Solid fuel boiler pump 4110 Setpoint min 4130 Temp diff on exchanger 4131 Temp diff off exchanger T Temperature t Time of day The boiler pump is switched off if the boiler temperature is below the minimum setpoint TFx lt 4110 The boiler pump is switched on if the boiler temperature is above the minimum setpoint by the switching differential 4130 4131 TFx gt 4110 4130 4131 The criterion of the minimum setpoint is always taken into account i e the function cannot be switched off If a pump overrun is set in the parameters the boiler pump does not switch off until the overrun time 4140 has expired 4130 Temp diff ON exchanger 4131 Temp diff OFF exchanger 4110 Setpoint min 4 2 3 Comparative temp The comparative temperature for generating the temperature differential in relation to the boiler sensor B22 can be selected with a parameter DHW storage tank B3 or B31 Buffer storage tank B4 or B41 Flow temperature setpoint common Minimum setpoint fixed value The selection of comparative temperature is also determined by how the solid fuel boiler is integrated into the hydraulic system and what functions are available for this If a sensor B3 B31 B4 B41 or the flow temperature setpoint is used as the co
78. at the heating water If an electric immersion heater is installed in the flow or in the buffer combi storage tank it will be switched on to support preheating This is followed by another defrosting attempt see Defrosting active status During defrosting the controller monitors the temperatures in the condenser circuit B21 B71 or B4 Defrost mode is cancelled if one of the temperatures in the condenser circuit drops below the Switch off temp minimum 2970 during defrosting A new defrost attempt is performed after Preheating for defrosting with consideration for the Number of defrost attempts The Switch off temp minimum WP 2970 must be set according to the sensors that are used If only the return temperature HP is available the negative stroke above the condenser during defrosting must be taken into account The lowest temperature in the Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 3 Heat pump CE1P2359en 22 September 2006 Cancellation due to power failure Cancellation due to HP malfunction Cancellation due to frost risk Necessary inputs Necessary output lil condenser circuit must not drop below the frost temperature 5 C This would lead to it switching off as for a malfunction For example if the condenser stroke is 10 K the return temperature in defrost mode is not allowed to drop below 15 C otherwise there is a risk of frost When there i
79. ation ALBATROS range CE1P2359en HVAC Products Index 22 September 2006 Minimum running time collector pump 77 Minimum solid fuel boiler setpoint 62 Minimum switch off temperature ssssss 84 Mixing heating circuit ssseeen 120 Mixing valve in heating mode eeeees 120 Modulating burner see 15 Modulating loads 109 Monitoring Humidity 2t eer dei edi tee 119 0 Off time compressor ssem 38 Oil 7 gas boiler eet eae 9 Operating level 2 2 icit ttr tette npn 94 Cooling 4 roca tr LEER ERR 115 Operating mode Coolifig ee ei ee got o pee etes 115 Operating mode changeover H1 H2 92 Operating mode changeover LPB sss 92 Operating mode of the boiler sssssss 9 Operating modes s at emen 91 Operating modes DHW 123 Optimum boiler start control sese 19 Optimum start stop control sssssse 93 103 Optimum stop control sseeen 103 Output 16sb ern ERR PED EQNER 145 Outputs TEST iiid ete ed sade tei pete eh tiefe iae 145 Outside temperature Actual composite attenuated 95 Outside temperature source 143 Override ie eee eee e ree eges 94 Overru
80. ature Time of day Outside temperature Composite outside temperature Attenuated outside temperature TK TRL TVL TSp DHW TW WP Boiler temperature Return temperature Flow temperature Buffer storage tank temperature DHW temperature Temperature regulator Temperature limiter Actual value Nominal Value Heat pump Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 1 Overview CE1P2359en 22 September 2006 2 Oil gas boiler 2 4 General The basic units regulate single boiler plants with one or two stage burner boiler pump and bypass pump 2 2 Operating modes of the boiler For the boiler pump and burner to be switched on the boiler must be released and a temperature request must exist In the case of single boiler plant the release depends on the boiler s operating mode the manual heat generation lock and the automatic heat generation lock In addition special functions such as the chimney sweep function or manual control can trigger release of the boiler The temperature request can originate from the heating circuit the DHW storage tank input H1 H2 or via LPB H The boiler operating mode also has an impact on the behavior of the system in connection with boiler protection Refer to page 18 for supplementary descriptions 2 2 1 Continuous operation The boiler is always released The boiler temperature setpoint is kept at a level not below the parameterized mini
81. ay and the info level shows the following maintenance message 9 Too many starts compr 2 The parameter can be reset if the respective access right has been granted Number of times the maximum temperature differential across the condenser is exceeded per week Setting the maximum permissible number of times the maximum temperature differential across the condenser may be exceeded within a 7 day period Number of times the maximum temperature differential across the condenser was exceeded within a 7 day period If the value lies above setting Diff condens max week operating line 7076 symbol f appears on the display and the info level shows the following Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 3 Heat pump CE1P2359en 22 September 2006 Reset Diff condens min week Cur diff condens min week Reset Diff evap max week Cur diff evap max week Reset Diff evap min week Cur diff evap min week Reset DHW storage tank interval DHW stor tank since maint Reset maintenance message 13 Diff condens max The parameter can be reset if the respective access right has been granted Number of times the temperature differential across the condenser drops below the minimum per week Indicates how many times the temperature differential across the condenser may drop below the minimum within a 7 day period Number of times the temperature differential across the condenser dropped belo
82. based on the current operating level which includes impact of the operating mode the release possibly the switching program the DHW push and the legionella function Parameters 1614 Nominal setpoint max Setting range TWWNvw 80 C 1610 Nominal setpoint Setting range TWWRw TWWNwMax 1612 Reduced setpoint Setting range 8 C TWWNw 10 2 2 Operating modes The DHW operating mode is selected with the DHW operating mode button i The DHW operating mode can also be influenced by operating mode changeover via inputs H1 and H2 2 DHW operating modes are available On DHW charging takes place automatically the setpoint being the nominal DHW setpoint or the reduced DHW setpoint based on the selected kind of DHW release Off Continuous operation the setpoint being the DHW frost protection setpoint 5 C 123 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 10 Domestic hot water 22 September 2006 24 hour release Parameters Release according to the heating circuits time program Lil 124 164 10 2 3 Holiday program If the holiday program is active with all heating circuits Automatic mode and holiday program active the DHW setpoint is set to the frost protection level and the circulation pump is switched off At the end of the holiday period the operating level according to the release will apply again While the holiday program is active DHW hea
83. bottom is faulty or not connected the function will use return temperature sensor B71 in place of B41 4722 Temp diff buffer HC 8981 Buffer storage tank setpoint Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Calculating the return setpoint Parameters 3 3 2 Setpoint heat pump The flow temperature setpoint for the heat pump is generated based on the current requests from the heating circuits and DHW The flow temperature setpoint is converted into a return setpoint if the control acts on the return Display Setpoint HP shows the currently valid setpoint This means In the case of storage tank charging the flow temperature setpoint in the case of heating circuit control without buffer storage tank the return temperature setpoint To obtain the return temperature setpoint the current flow temperature setpoint according to the heating curve is reduced by the current temperature differential For that the differential entered for an outside temperature of 10 C parameter Differential HC at OT 10 C is translated to the current outside temperature Hence at an outside temperature of 10 C the flow temperature setpoint is reduced by the set value and there is no more reduction at an outside temperature of 20 C S Hk TA 10 C 50 00 40 00 30 00 ne 20 00 N 20 00 18 00 16 00 14 00 12 00 10 00 8 00 6 00 4
84. ced signals soient et enean 121 Sensor and relay designations 32 Frost protection Stage 2 eei ume de es 43 83 Buffer storage tank eeen 148 HP protection with DHW charging 131 Circulation pipe se 149 Humidity monitoring sssseeeeeeeenee 119 Collector i ore Dt re ERE eas 147 EX PUMPS tient sieve ee pr ee eed 156 Cooling circuit 146 HygtoStal ie eed EEUU ee 119 DHW storage tank sss 148 I Heat purip eroe nete eet 147 leno UE 145 Heating CITCUlt ierit ceo te ie 149 Increase of the flow temperature setpoint 128 Oil gas boiler sse 146 Input H 14 H2 te deris 152 Plant tactu etu t ttu cui o Metus 146 Input 16Std ES 145 155 ROOM icis in or tier ero pe vorcenactecdseatiercennibos 148 149 Inputs oolid fuel boilet ince 147 Dc mL 145 lies RR 45 L Frost protection for the buffer storage tank 148 Legionella funct setpoint sess 136 Frost protection for the heating circuit 149 Legionella function Frost protection for the plant sssssuussse 146 Circulating pump ee 137 139 Condenser pump ssseeeee een 34 Duration iren 136 Frost protection for the room 148 149 Period oT 135 Frost protection function
85. chweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 2 Oil gas boiler 22 September 2006 2 7 3 Maximum limitation TKmax The boiler temperature setpoint is limited by the parameterized maximum limit of the boiler temperature even if the consumers call for a higher temperature The burner s switch on point is limited by the boiler s switching differential below the boiler s maximum temperature The burner s switch off point is limited at the maximum boiler temperature When the boiler temperature reaches the adjusted maximum the burner will be switched off 1 TK Boiler temperature T TKw Boiler temperature S setpoint 20 TKmax Maximum limitation of the 704 boiler temperature TKmin Minimum limitation of the 607 boiler temperature SDK Switching differential of 50 the boiler abd S Tagem Composite outside temperature 30 T T T T WI 20 10 0 10 20 C TAgem Parameters 2212 Setpoint max 2 7 4 Overtemperature protection pump overrun When the burner is switched off or if the boiler request becomes invalid a forced signal will be delivered during the parameterized pump overrun time If such a forced signal is received the consumer pumps must not be switched off The system calls for an overrun time of 1 minute If there is no forced signal within that period of time of 1 minute the pumps may switch off For flow temperature control the mixing valve s setpoint is maintained at the p
86. completion of that time the source pump is started first For the compressor to switch on again the prerun time must have elapsed and the source outlet temperature must lie above the source frost protection temperature plus the switching differential 45 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Behavior with 2 compressors Parameters Parameters 46 164 T f A Wa SD QS TQFS eo tQTmi tQAmax i a min m St1 0 1 St2 0 Qs OF tQAmax N 1 Anf 0 T Temperature TQFS Source frost protection temperature Source frost prot temp SD QS Switching differential of source protection Swi diff source prot t Time of day tQTmin Limiting time for minimum source temperature Time limit source temp min tQAmax Maximum source startup time Source startup time max St2 Stage 2 0 off 1 on Sti Stage 1 0 off 1 on Q8 Source pump Anf Requirement Parameter Reset limitation can be used to abort the limiting time If the source outlet temperature drops below the minimum both stages will be switched off at the same time For the second stage to start again the first stage must be switched on first and the start conditions lock time release integral for the second stage must be fulfilled 2815 Source frost protection temperature 2817 Swi diff source prot 2821 Source startup time max 2822 Time l
87. ctioning is a fully operational plant Frost protection for the plant necessitates an outside sensor If that sensor is missing the function will nevertheless be ensured by simulating an outside temperature of 0 C and by delivering an error message Outside temperature Pump Diagram 4 C Continuously on ON 5 1 5 C On for 10 minutes at 6 hour intervals takt 1 5 C Continuously OFF OFF ON 2 takt m OFF z s T i T T T T T T T T 6 5 4 3 2 1 0 1 2 3 4 TA C lil Between 4 and 5 C different statuses can occur In that range it is important which situation had existed before If the temperature was previously higher in the range of takt the pump will also cycle in the temperature range from 4 to 5 C and is continuously on only when the temperature drops further If the temperature was previously lower in the range of ON the pump is continuously running in the range of up to 4 C also and cycles only when the outside temperature is higher Parameters 6120 Frost protection plant 12 4 2 Plant frost protection cooling circuit It is possible to set with a parameter whether the plant frost protection should act on the heating circuit pump Parameters 937 Frost prot plant CC pump 12 4 3 Boiler frost protection oil gas boiler The frost protection function puts the boiler into operation when the boiler temperature drops below the frost protection level 8 C
88. cuit 1 must be a 4 pipe system 79 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 6 Cooling with the heat pump 22 September 2006 Example of plant Parameters 80 164 Oc tulo K1 E11 5711 Cooling circuit 1 4 pipe system 6 2 1 Passive cooling and DHW charging Passive cooling continues to operate whilst DHW charging is active If the DHW is generated with the heat pump hydraulic measures must be taken to ensure that there is flow from the source through the evaporator even during cooling mode 6 3 Active cooling In active cooling the heat pump is operated as a refrigeration machine in summer by reversing the process If the room sends a cooling request and the buffer tank storage temperature is sufficiently low the cooling circuit obtains the cooling it requires from the buffer storage tank If the temperature in the buffer storage tank is not low enough or if there is no buffer storage tank the heat pump will operate as a refrigeration machine e g air Plant in defrost cooling mode page 49 A heat pump with a 4 way valve is required for the process reversal Process reversal is possible with the following HP partial diagrams Brine Partial diagrams Wp18 Wp19 Water Partial diagrams Wp38 Wp39 Air Partial diagrams Wp50 Wp51 Process reversing valve is also needed for defrosting see page 49 Cooling circuit 1 must be a 2 pi
89. culated with a PID controller For pure room temperature control the room influence must be set to 100 96 Parameters 750 1050 1350 Room influence 8 4 5 Flow temperature setpoint limitations The maximum and minimum flow temperature setpoint can be set Flow temp setpoint max The calculated flow temperature setpoint is limited by the adjusted value The limitation is active in all operating modes Even forced signals cannot force the flow temperature setpoint to exceed that value N Maximum limitation is not a safety function If the flow temperature exceeds that limit the heating circuit pump will not be deactivated The flow temperature setpoint is limited by the adjusted value Flow temp setpoint min This also applies when heat requests to the heat sources are made Parameters 740 1040 1340 Flow temp setpoint min 741 1041 1341 Flow temp setpoint max 8 5 Room functions 8 5 1 Overview The following table gives an overview of the room function and its mode of operation depending on the room sensor and the compensation variant RF CV 5 o Be oc g 8 geo gP xo E E ee o o Oo t os o 8 go E o9 2m eis gg 6 Z2 mov E EE es 35 g l g t vo o No WW No No With RM With RM With RM With RM Yes WW No No With RM With RM With RM With RM Yes WR With RF With RF With RF With RF With RF With RF Yes RR No With RF With RF With RF With RF With RF CV compensa
90. dewpoint monitor 5950 Function input H1 dewpoint monitor 9 5 2 Flow temperature setpoint increase hygrostat To avoid condensation due to high levels of air humidity in the room a hygrostat can be used As soon as the humidity exceeds the value set on the hygrostat the hygrostat s contact closes triggering an increase of the flow temperature setpoint The value of setpoint increase can be set here The hygrostat must be assigned to input H1 operating line 5950 The room hygrostat measures 70 relative air humidity If the humidity rises above 70 the actual flow temperature setpoint can be increased by an adjustable value by making a contact The function has no effect in room control RR In Weather compensation with room influence the controller switches the room influence off automatically if the function input H1 is Flow temp setp incr hygro 947 Flow temp setp incr hygro 5950 Function input H1 Flow temp setp incr hygro 9 6 2 speed heating circuit pump In cooling mode the 2nd stage of the heating circuit pumps runs at the same time as the 1st stage 119 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 9 Cooling circuit 22 September 2006 9 7 Mixing heating circuit 9 7 1 Mixing valve control There is a separate parameter record for the following mixing valve settings for cooling mode Actuator type switching differential 2 pos actuator
91. e circulating pump remains deactivated independent of the parameterized release Release of the circulating pump can take place in 3 different ways The circulating pump is released according to time program 3 HCP With this parameterization the circulating pump is released when DHW heating is released also Note Release of DHW heating can be set with a specific release parameter The circulating pump is released according to time program 4 DHW 1660 Circulating pump release Siemens Schweiz AG HVAC Products CE1P2359en 22 September 2006 Basic documentation ALBATROS range 10 Domestic hot water Parameters Parameters Parameters 10 8 3 Cycling circulating pump To minimize circulation losses the circulating pump can be controlled in a way that it cycles When the function is activated the circulating pump operates for 10 minutes within the release time and is then switched off again for 20 minutes If the pump is activated due to the legionella function it will not cycle If the legionella function is deactivated the pump will continuously run during the release time 1661 Circulating pump cycling 10 8 4 Circulating pump and legionella function To ensure that the hot water pipes reach the required Legionella function setpoint for the necessary period of time the circulating pump will be activated as soon as the storage tank temperature has reached the Legionella function setpoint minus
92. e individual products refer to the respective User Manual The following table gives a general overview Mmi TE 0 0 0 0 e oO DIPIDIH AID gt 2 gt gt 1 gt gt 12 2 gt amp cic Heat source boiler 1 stage burner X X X X 2 stage burner x Modulating burner X BMU control via LPB X x Electronic temperature controller TR to DIN 3440 EN 60730 2 9 X X X X Minimum and maximum limitation of the boiler temperature X X X X Optimum start control with minimum limitation of the boiler temperature X X X X Protective boiler startup X X X X Protection against boiler overtemperatures pump overrun X X X X Burner cycling protection by observing a minimum burner running time X X X X Maintained boiler return temperature with bypass pump X X X X Maintained boiler return temperature with mixing valve x x Frost protection boiler x x x x Heat source heat pump Control of brine water water water or air water heat pumps x 1 or 2 stage heat pumps x Detailed fault status service and error messages x Electric immersion heater for buffer and DHW storage tanks x Monitoring of high pressure low pressure hot gas and compressor windings x Minimum compressor on off time x Compensation of running time related surplus heat heat deficits x Frost protection functions defrost functions x Cooling functions during summer operation x Heat source solar DHW
93. e integral reaches the value set in the parameters 15 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 2 Oil gas boiler 22 September 2006 Control of the basic stage Control of modulation 16 164 TKx Pel 2373Z58 TKw SDK TKw 1 2 SDK 1K TKw 1K TKw 1 2 SDK t h GSt OXXX A RERE KE R N A A A VA XX KOK KOO Mod Ls Release integral for boiler sequence a Release integral modulation release integral second stage 2 stage burner b Reset integral modulation reset integral second stage 2 stage burner c Neutral zone d On off pulses GSt Basic stage Mod Modulating stage SDK Switching differential boiler TKw Boiler temperature setpoint The basic stage is controlled identically to the single stage burner type if modulation is locked The basic stage remains switched on if modulation is released e 3 position actuator The damper actuator is controlled by the PID process By setting the proportional band Xp the integral action time Tn and the derivative action time Tv the controller can be matched to the type of plant controlled system Also the air damper actuator running time is to be set e Neutral zone For control operation a neutral zone is used which is at 1 K about the current boiler temperature setpoint If the boiler temperature stays in the neutral zone for mor
94. e of optimization to 0 the function is deactivated Optimum start stop control is possible with or without room sensor 790 1090 1390 Optimum start control max 791 1091 1391 Optimum stop control max 103 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 Example Parameters 104 164 8 6 ECO functions 8 6 1 24 hour heating limit The 24 hour heating limit function switches the heating system off when the actual outside temperature or the composite outside temperature has risen to a level of one adjusted differential below the current operating level The heating is switched on again when the actual outside temperature and the composite outside temperature drop again below the adjusted differential minus 1 K In Comfort mode the function is always deactivated The required Eco temperature differential can be parameterized The function can be activated deactivated TA TRw 23592131 i Temperature H Heating 1 on 0 off TRw Room temperature setpoint TA Actual outside temperature Tagem Outside temp composite THG 24 hour heating limit t Time of day Setting line e g Comfort setpoint TRw 24 hour heating limit THG 3 C Changeover temperature TRw THG heating off 19 C Switching differential fixed 1 C Changeover temperature heating on 18 C By changing the value entered t
95. e profile There is only one profile which applies to all 3 heating circuits TVw 4 55 2358Z10 50 45 40 35 30 25 20 fp q b 01 5 7 1 5 10 15 18 Tag X Fh Bh Fh Bh TVw Flow temperature setpoint X Start day Fh Functional heating 7 days Bh Floor curing heating 18 days The temperature change always takes place at midnight The start day day 0 that is the period of time from activation to midnight does not count as a functional day The setpoint used for the start day is the value of the first functional day During Floor curing mode the profile temperature TVEp is limited within the 2 limit values Flow temperature setpoint maximum TVMax and Flow temperature setpoint minimum TVmin The function is terminated when the functional days have elapsed or when deactivated with the parameter In Manual mode setting 4 no temperature profile is traversed The required flow temperature must be set individually for every heating circuit using parameter Floor curing setp manually Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 TVL A TVMax TVEm S 25 C amp TVMin gt 0 1 25 d r MR TVL Flow temperature TVmax Flow temp setpoint max
96. e tank is always active If one of the two storage tank temperatures B4 or B41 drops below 5 C the storage tank generates a valid request until both storage tank temperatures are above 10 C 12 4 9 Buffer storage tank frost protection in cooling mode Frost protection for the buffer storage tank is always active If in cooling mode one of the two storage tank temperatures B4 or B41 drops below 5 C the release for the cooling sources will be withdrawn They will be released again as soon as both sensors are above 6 C and the locking time of 15 minutes has elapsed 12 4 10 Frost protection for the room Frost protection for the room ensures that the heating will be switched on as soon as the room temperature drops below the protection level independent of operating modes holidays or ECO functions Room frost protection on when Room temperature lt Protection level minus 1 K Room frost protection off when Room temperature gt Protection level minus 0 5 K This function cannot be deactivated If frost protection for the room becomes active the heat source will also be switched on When there is no room temperature sensor or with compensation variant WW weather compensation the frost protection function is performed with the room model 714 1014 1314 Frost protection setpoint Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 12 General functions 22 September 2006 12 4 11 Fr
97. e than 16 seconds the neutral zone becomes active and positioning pulses are no longer delivered As soon as the boiler temperature leaves the neutral zone again control is resumed If the boiler temperature does not stay long enough in the neutral zone positioning pulses will also be delivered within the neutral zone e Connections T2 Release modulating burner T8 Air damper modulating burner OPEN QX1 Air damper modulating burner CLOSED Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 2 Oil gas boiler 22 September 2006 Parameters 2220 2221 2232 2233 2234 2235 2240 5770 8310 8311 2 5 4 Release integral stage 2 Reset integral stage 2 Damper actuator run time Damper actuator Xp Damper actuator Tn Damper actuator Tv Switching differential boiler Source type Actual boiler temperature Boiler temperature setpoint Burner cycling protection If a minimum burner running time is parameterized the burner s switch off point will be raised by half the boiler s switching differential within that minimum on time If within the minimum burner running time the boiler temperature exceeds the setpoint by more than the full switching differential the burner will also be shut down before the minimum on time has elapsed On completion of the minimum on time the burner s switch off point will be set to the boiler temperature setpoint plus half the switching differential TKw SDK TKw SDK 2
98. ee ete teiew lite einen et 76 6 Cooling with the heat pump sssesseeene eene nennen nnne nnns 79 6 1 Cc 79 6 2 PASSIVE Cooling serris oai erect gens cone ede Pace ee ER eris o dn cu Ke ERE en 79 6 3 ACTIVE Cooling ss PE 80 7 Buffer Storage tank cette treten tete ipn ERE 86 7 1 Release control of the source eee 86 7 2 Solar connection cernere iet e e e ER Re Ee e ch Ue e Ree 86 7 3 Min storage tank temperature heating mode sse 86 7 4 Maximum storage tank temperature in cooling Mode 86 7 5 Buffer forced charging HP in heating mode sse 87 7 6 Buffer forced charging HP in cooling mode seem 88 8 Heating Circuits erre ERU PER EA 89 8 1 Assignment 2 tine eia euin 89 8 2 Compensation variant cc ertet e E ene cte epe de het 89 8 3 Generation of the room temperature setpoint sssee 90 8 4 Calculation of the flow temperature setpoint ssee 95 8 5 Room FUNCHONS PR 98 8 6 EGO f nctlons nee Cte uere REPE e mea uere 104 8 7 Pump heating Circuit irritat cioe ettet ene idee Ie de terree Leeds 106 8 8 MIXING CIRCUIT D 107 8 9 Floor curing f rictlon ui coiere denied recte redet dace 109 8 10 2 speed heating circuit pump sssseennene emm eene 111 9 COO NG CIRCU It mem 112 9 2 Calculation of the flow temperat
99. eeeeenee 28 Automatic defrost function esses 50 Circulating pump Automatic heat generation lock sssss 10 Cycling oer eee nen ened 139 Automatic mode essssseseeennenerenen nennen 9 Legionella function eesssssss 137 139 B Relay uite en ted EE 138 Backup of time switch ssssssssssss 156 Release ccc etes eee see 138 Boiler frost protection Witli SeniSOFrz oiii ioc cioe iterare tu eid 139 Oil gas boiler eerte eee 146 Circulation pipe frost protection sssss 149 Solid fuel 5 RENNES 147 Clock mode 2 nene deer 142 Bollet p rmp 9 trece dente er oto pe ede ed ene ecol 18 Cold start urit ele pee De 20 Boiler switching differential ssssssss 13 Collector eee te e pr d erred 68 Boiler temperature ssee 13 Frost protection 147 Boiler temperature alarm eene 30 Overtemperature protection sssssss 73 Boiler temperature setpoint 11 27 144 Collector pump inerte eet in reete 72 Display iint tr te oen ee 13 Minimum run time o e 77 Gen ration ute eres 12 Collector sensor 69 Boost heating cte une e 101 Collector start function eeeeeene 78 Boost setpolnt 4 nenne e E i ta 108 Collector temperature
100. emperature is exceeded again the maintenance function will be negated again But if the minimum DHW charging temperature is not reached the maintenance message will be maintained Texts These operating lines are used to select the responsibility for text display for the relevant error and service messages These operating lines are used to set the responsibility phone nos for the relevant error and service messages 7070 HP interval 7071 HP time since maint 7072 Max starts compr1 hrs run 7073 Cur starts compr1 hrs run 7074 Max starts compr2 hrs run 7075 Curr starts comp2 hrs run 7076 Diff condens max week 7077 Cur diff condens max week 7078 Diff condens min week 7079 Cur diff condens min week 7080 Diff evap max week 7081 Cur diff evap max week 7082 Diff evap min week 7083 Cur diff evap min week 7090 DHW storage tank interval 7091 DHW stor tank since maint 7092 DHW charg temp HP min 7093 Curr DHW charg temp HP 7180 Text responsibility 1 7182 Text responsibility 2 7184 Text responsibility 3 7185 Phone no responsibility 3 7186 Text responsibility 4 7187 Phone no responsibility 4 7188 Text responsibility 5 7189 Phone no responsibility 5 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 3 Heat pump CE1P2359en 22 September 2006 Reset alarm relay Reset heat pump Parameters Parameters Parameters Error text Place Reset 3 9 Errors alarms 3 9 1 Reset When a
101. emperature setpoint the composite outside temperature and the parameterized flow temperature setpoints at the two base points TA 25 C 35 C The required flow temperature for the comfort setpoint 25 C must be entered for the parameters Flow temperature setpoint at OT 25 C and Flow temperature setpoint at OT 35 C The controller generates a straight line between the two points The cooling curve calculation is not active in the Pure room temperature control RR compensation variant TVKw 2355206 908 909 25 C 35 C TAgem TVKw Flow temperature setpoint for cooling Tagem Composite outside temperature Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 9 Cooling circuit 22 September 2006 Parameters Parameters Parameters The resulting flow temperature TVKw can be calculated with the following formula TVKw s TAgem 35 C TVKw at 35 C TRw 25 C 1 abs s TAgem 25 25 The value of the room influence ATRw is calculated in the room influence function and acts on TRw 908 Flow temp setp at OT 25 C 909 Flow temp setp at OT 35 C 9 2 2 Room controller In the case of Pure room temperature control compensation variant RR calculation of flow temperature setpoint without outside temperature the controller calculates the required flow temperature based on the room temperature setpoint and the room
102. eneration lock 0 not locked 1 locked 4133 Comparative temp The heat generation lock is activated if the boiler temperature with the current temperature rise in 10 minutes exceeds the comparative temperature by 4 K The heat generation lock remains active for as long as the boiler pump is switched on Active when TFx dTFx dt 10 gt 4133 4 K or boiler pump Q10 on The sampling interval dt for calculating the boiler temperature rise is 1 minute The heat generation lock is deactivated if the boiler pump is switched off again at the end of the pump overrun or if the boiler temperature will not exceed the required comparative temperature by more than 4 K in 10 minutes so the boiler pump would not switch on at all The function can be activated deactivated The function is only in effect with device address 0 or 1 4102 Locks other heat sources 4 3 Protection for the boiler 4 3 1 Excess heat discharge If the boiler temperature reaches the adjusted maximum value excess heat discharge becomes active This enables the solid fuel boiler to force the connected consumers heating circuits DHW storage tank Hx pump to accept the heat by means of an absolute forced signal At the same time the boiler pump is switched on irrespective of whether the necessary temperature differential and the minimum setpoint have been reached or not 65 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range
103. enser max TSKmin Min temperature differential across the condenser Limit diff condenser min If the temperature differential of flow and return is too great or too small it is an indication of problems associated with the volumetric flow through the condenser The setting required is a Temp diff condenser and a maximum permissible deviation Max dev temp diff cond The condenser must run for a minimum of 3 minutes and no DHW charging may be active to ensure that the differential displayed will not be too small and not too great il If the differential across the condenser is greater than Temp diff condenser plus Max dev temp diff cond status message Limit diff cond max or Limit diff cond min will appear 33 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 3 Heat pump 22 September 2006 Parameters Parameters 34 164 When changing from DHW charging to space heating the controller waits another 3 minutes until it displays a deviation too great to the set Temp diff cond With 2 stage heat pumps the messages appear only when the second stage is in operation The function can be deactivated 8425 Temp diff condenser 2806 Max dev temp diff cond 3 2 4 Frost protection for the condenser pump It can be selected whether frost protection for the plant shall act on the condenser pump For detailed information about the effects of frost protection fo
104. eover date is March 25 This date is to be entered as 25 03 The operating panel s yearly clock has a backup Following a power cut the controller takes its time information from the operating panel if one is connected Parameters 5 Start of summer time 6 End of summertime 156 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 12 General functions 22 September 2006 0 1 stage 5e eee ee 13 UNE 153 154 Pc cep E E coechert ta weeded T 14 1 Modulating sse 15 deStage DUITIGr inier c eins eis ie it ge 13 Burner cycling protection ccccceceecceceeeeeseeseeeeeeeees 17 2 Burner fault sos eii tate aaeain 30 24 hour heating limit sesesesessssss 104 Burner running time extended 10 18 2 pipe system essssssssseeseeerenen nenne 112 Burner running time minimum ssesessss 17 2 position 3 position controller 107 Burner starts seen etie sid i recs pee 29 2 speed heating circuit pump 111 119 Bus power supply sseeeeeeee 140 2 stage DU tnler a ete p ee ie ede 14 Bus status display seen 140 4 Bypass pump 105 13 ed eu p Re doe sees 25 4 pipe syste Misini i eU nee eis 113 C 7 Cancel cooling mode seeeeee 121 day program depen 93
105. equest from one of the consumers This means that since the boiler temperature can drop below its minimum with low temperature requests this operating mode leads to a smaller number of burner switching cycles and therefore longer burner on times 2210 Setpoint min 2 3 Heat generation locks 2 3 4 Automatic heat generation lock The function can be triggered by the buffer storage tank B4 B41 The boiler is locked by the automatic heat generation lock when all valid temperature requests can be covered by the buffer storage tank and the corresponding heat consumers are hydraulically connected to the buffer storage tank Temperature requests from heat consumers that are not hydraulically connected to the buffer storage tank trigger a release of the boiler even if there is sufficient energy contained in the buffer storage tank A separate buffer storage tank can be used for each heat consumer segment This means the parameters of the automatic heat generation lock can be set for each segment refer to section Buffer storage tank If the automatic heat generation lock locks the boiler when the burner is switched on the burner is switched off immediately or is only switched off after the set minimum boiler temperature has been reached depending on the parameter settings 2263 2 3 2 Manual heat generation lock input H1 H2 An active manual heat generation lock locks the boiler irrespective of current temperature requests e
106. eristics set to the return plants with pump heating circuits and without buffer or combi storage tank 2840 Switching diff return temp 8411 Setpoint HP 6 3 2 Activation of compressor stage 2 The same but not all parameters are used for controlling the second compressor stage in cooling mode as in heating mode Release of stage 2 according to the outside temperature The parameter has no effect in cooling mode 2861 Release stage 2 below OT Lock time stage 2 The second stage may be released only when the lock time has elapsed The lock time starts on release of the first compressor Calculation of the release integral is started only when the lock time has elapsed The lock time enables the first compressor to reach a stable operating status before the Second compressor is switched on 2862 Lock time stage 2 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 6 Cooling with the heat pump 22 September 2006 Parameters Release integral compressor 2 As soon as the lock time for the second heat pump stage has elapsed the controller starts calculating the cooling deficit if there is any At the same time the controller calculates the temperature gradient of the switch on sensor and multiplies it with the adjusted lock time of stage 2 deficit area The result is the expected actual value on completion of the adjusted time When the integral is completed and the calculated actual value
107. ermal relay source pump E14 no Defrosting fault These plant statuses do not directly lead to an error message but first generate a status signal An error message is generated only if the same fault occurs again within an adjustable period of time 59 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 3 Heat pump 22 September 2006 4 Solid fuel boiler 4 1 General The basic unit permits straightforward dT control for an open loop controlled solid fuel boiler with boiler sensor boiler pump and a selectable comparative temperature DHW storage tank buffer storage tank flow temperature setpoint minimum setpoint The following functions are available e dT controller with selectable comparative temperature e Minimum setpoint e Locking another source e Excess heat discharge e Boiler pump overrun e DHW charging priority e Hours run counter e Status display operating status i When configuring the solid fuel boiler diagram the solid fuel boiler sensor B22 and solid fuel boiler pump Q10 must be parameterized at the multifunctional inputs outputs BX QX For the solid fuel boiler diagram to be activated and the associated B22 parameters to be displayed the boiler sensor must be connected Q10 Parameters 5890 5892 Relay output QX 5930 5934 Sensor input BX 60 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 4 Solid fuel boiler
108. error 146 is generated if the solid fuel boiler sensor B22 is connected and no boiler pump Q10 is set in the parameters A configuration error is generated if a solid fuel boiler scheme is active and DHW storage tank or Buffer storage tank is selected as the comparative temperature but the scheme in question is missing Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 4 Solid fuel boiler 22 September 2006 A configuration error is generated if a solid fuel boiler scheme is active and Flow temperature setpoint is selected as the comparative temperature and the device address is gt 1 4 4 2 Sensor error Boiler sensor If the solid fuel boiler sensor B22 is lost open circuit short circuit an error message is generated and the boiler pump is forced to switch on Comparative sensor If the set comparative sensor B3 B31 B4 B41 is lost open circuit short circuit the minimum setpoint set in the parameters is used for calculation No specific error message is generated for the loss of the comparative sensor An error message may be generated by the comparative sensor itself taught sensor 67 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 4 Solid fuel boiler 22 September 2006 68 164 5 Solar 5 1 General The basic unit supports solar DHW heating or heating backup via buffer storage tank Solar charging is performed with a
109. esponds to the clear text on the display of the operator unit Sensors or contacts in connection with the error message The errors are reset either manually or automatically depending on the type of error operating line 2890 Automatic acknowledgement takes place on completion of the preset period of time 57 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Heat pump operation This indicates whether or not the heat pump can continue to operate should a fault occur yes The heat pump will continue to operate although an error message was delivered no The fault will cause the heat pump to shut down No with brine In the case of brine heat pumps the fault will cause the heat pump to shut down in the case of water heat pumps the heat pump will continue to operate No with water In the case of water heat pumps the fault will cause the heat pump to shut down in the case of brine heat pumps the heat pump will continue to operate Depending on the plant diagram Heat pump shutdown depends on the plant diagram used 58 164 The following error messages can occur No Error text Place Heat pump operation 10 Outside sensor B9 yes 30 Flow sensor 1 B1 yes 31 Flow sensor cooling 1 B16 yes 32 Flow sensor 2 B12 yes 33 Flow sensor HP B21 yes 35 Source inlet sensor B
110. etting line 6621 6620 Action changeover functions 11 1 5 HC operating mode changeover In LPB capable devices the basic unit with the LPB device address 1 can adopt the function of a central operating mode changeover The changeovers on the central basic unit via H1 H2 or the HC operating mode changeover parameter then also take effect on the heating circuits and the DHW of the other basic units on the LPB The effect of a switched on and activated central operating mode changeover depends on the device used The heating circuits change to Protection mode in version 1 devices The heating circuits change to a selectable operating mode Protection or Reduced mode in version 2 devices The operating mode can be defined for each heating circuit Operating mode changeover parameter HC 1 900 HC2 1200 HCP 1500 In all devices local selection of the operating mode is blocked during active central operating mode changeover 141 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 11 LPB system 22 September 2006 Parameters Parameters 142 164 11 1 6 Summer changeover The controller can only use summer changeover on local heating circuits or via LPB on other controllers in the same segment or system The range of action of summer changeover is as follows Local Local action the local heating circuit is switched based on operating lines 730 1
111. f the evaporator should be defrosted regularly in order to prevent this The required defrosting energy is kept to a minimum by defrost control that is tailored to requirements The evaporator is defrosted by reversing the process of the air to water heat pump The process reversal is triggered by changing over the process reversing valve Y22 four way valve The energy required for defrosting is taken from the heating system condenser side of the HP During the defrosting process the fan is off For process reversion a partial heat pump plant diagram with process reversing valve Y22 must be used partial heat pump plant diagrams 50 and 51 Following is an example of a heat pump in heating mode and in defrost cooling mode 49 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Triggering the defrost mode 50 164 3 7 4 Plant in heating mode K2 E12 B82 B9 D nell TuS EE AES Gas low pressure POM aoe eee Gas high pressure E9 K1 E11 681i E10 Liquid all US i p iqui pee TBI i i i pa i i nuum ptm tU bem B84 NT VE i i D i i i B21 Q9 Naar E A eA i D ow B91 P La L E17 LNI L B71 K19 T E16 B83 T 3 3 7 2 Plant in defrost cooling mode K2 E12 B82 B9 En a T PEE Gas low pressure auf SA i i lt i Gas high pressure E9 K1 E11 B Liquid
112. f the heating circuits apply If the heating circuits are switched off due to active ECO functions DHW release will still be maintained To ensure that the DHW storage tank is already charged when space heating is started the release of DHW heating is brought forward in time against the switch on point for space heating including optimum start control The extent of forward shift is dependent on parameter Charging once several times per day When choosing the setting Once per day the forward shift for the release of DHW heating is 2 5 hours When choosing the setting Several times per day the forward shift for the release of DHW heating is 1 0 hour Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 Parameters Release according to own time program Parameters If the legionella function is pending it will be performed when DHW heating is released for the first time in the morning If DHW heating is switched off the frost protection setpoint will apply m t F EZ E m L TH c 2377216 1620 Release When using this setting a specific time program is available for DHW heating For every weekday a time program with a maximum of three on phases can be set During the release time the nominal DHW setpoint applies outside the release time the reduced DHW setpoint If the legionella function is pending it will be
113. ffer storage tank seeees 48 Curve slope D W D 132 COONING 116 Operating mode ie eate eie gites 133 FHC ALIN Ge EE 96 Release Nes dante estet 133 Cycling of circulating pump sene 139 Electric immersion heater flow ssse 48 D Electronic temperature controller 26 Defrost mode ect tne 50 Emergency operation eeeeeeeene 145 Defrosting Emergency operation heat pump sse 145 Duration lock siete 2 gr ete tione 50 Emission measurement 28 Duration max one eH eee 50 Error code list eee ee ene cg 57 Evaporator dripping time ssesssssss 50 Error history utente doe ttn 57 Forced defrosting seeeeene 50 Error message functions eseeee 57 Number of attempts 50 Evaporation protection collector 76 Release n eo ERR e i Ee ees 50 Evaporation protection medium esesss 76 DeltaT controller ssssssseeeeeeneee 71 Evaporator Device address ree eet e gan 140 Temperature differential eesesessss 47 Dewpoint monitor eee 119 Excess heat discharge sse 65 DAW ZB RR io EEEE 122 Extended burner running time
114. g is locked if the mixed outside temperature is at least 0 5 K below the cooling limit The function can be activated deactivated The function is switched off if there is not external sensor 912 Cooling limit at OT Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 9 Cooling circuit 22 September 2006 Automatic lock Manual lock Parameters Parameters Example Parameters 9 4 2 Lock time at end of heating To prevent cooling from responding too rapidly when heating is terminated the cooling function remains disabled for the Lock time at end of heating period of time set here The lock time commences as soon as there is no longer a valid heating request from the heating circuit The lock time is not taken into account if the cooling function is started using the operating mode key providing the heating circuit is not in heating mode The lock time is reset if Operating mode cooling is Off The function can be activated deactivated 913 Lock time at end of heating 9 5 Humidity monitoring 9 5 1 Dewpoint monitor As soon as the connected dewpoint monitor detects condensation it closes its contact thereby switching cooling off As soon as the contact reopens the Lock time dewpoint limiter set here commences Cooling can be put into operation again only when the lock time has elapsed The dewpoint monitor must be assigned to input H1 946 Lock time
115. g mode is locked when there is a valid heating circuit or DHW request At the end of heating mode or the end of the DHW charge cooling mode starts without waiting for the lock time after the end of heating In plants with a buffer storage tank cooling mode continues if the buffer storage tank temperature is below the set maximum storage tank temperature refer to section Buffer storage tank Active cooling is locked if a heating circuit demands forced charging of the buffer storage tank This is intended to prevent the storage tank from being heated overnight and cooled down during the day Forced charging of the heating circuit is switched off during summer mode or in standby operating mode Passive cooling mode is not affected by the heating and drinking water request or by the forced charging 9 8 2 Locking and forced signals The locking signals are not taken into account when cooling mode is active If a forced signal occurs during cooling mode e g chimney sweep function then cooling mode is cancelled and the function of the corresponding forced signal is performed 9 8 3 Recooling via source space heating Cooling mode is cancelled if the DHW storage tank must be recooled during cooling mode e g chimney sweep function see page 74 121 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 9 Cooling circuit 22 September 2006 Charging with controllable heat sources Chargi
116. g point If the button is pressed again the action is reversed 8 3 9 Operating level Based on the different impacts operating mode Hx input holiday program time switch occupancy button the operating level is generated which however does not yet include the influence of optimum start stop control Operating Status Status Status Operating level mode Time switch Presence Holiday HC before Heating button program optimization circuit Automatic x x Active Reduced Protection Automatic Reduced phase No override Inactive Reduced Automatic Reduced phase Override Inactive Comfort Automatic Comfort phase No override Inactive Comfort Automatic Comfort phase Override Inactive Reduced Comfort X X X Comfort Reduced X X X Reduced Protection X X X Frost x makes no difference t can be selected whether the holiday program shall switch to reduced or frost protection Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 8 Heating circuits CE1P2359en 22 September 2006 Actual outside temperature Composite outside temperature Attenuated outside 8 4 Calculation of the flow temperature setpoint 8 4 1 Actual composite and attenuated outside temperature The outside temperature is used primarily for calculating the flow temperature setpoint The building s thermal inertia is simulated with an adjustable building time constant The actu
117. ge tank temperatures This setting is intended primarily for plant with no solar integration During the time the legionella function is performed there is a risk of scalding when opening the taps 1640 Legionella function 10 6 2 Legionella function period Setting Legionella funct periodically is used to select after how many weekdays the function shall be activated again This setting is active only if parameter Legionella function is set to Periodically If in addition to a controllable heat source oil gas boiler electric immersion heater heat pump the DHW storage tank is charged by a non controllable heat source solar plant wood fired boiler the legionella function can be activated at any time depending on the availability of alternative energy With this type of plant it can be useful not to set a fixed weekday but to enter a minimum period of time for performing the legionella function If for example the function shall be carried out every 5 days but the solar plant raises the storage tank temperature to the Legionella funct setpoint after only 3 days the 5 day period is restarted 1641 Legionella funct periodically 10 6 3 Legionella function on a fixed weekday Parameter Legionella funct weekday is used to select on which weekday the function shall be performed The function is carried out on the selected weekday independent of the availability of alternative energy 1642 Leg
118. go Te vase 29 Weather compensation suussse 89 99 113 Start function of collector 78 Weather compensation with room influence 99 Status of relays ssssssssssssssseeee 144 Weekday legionella function esses 135 Storage tank charge control sees 71 Winding protection eeen 42 Storage tank charging temperature maximum 73 Winter summer changeover eene 105 Storage tank recooling eee 74 X Strategy legionella function esses 135 pirum 117 Summer winter Changeover eneee 105 Y Summer changeowver essseeee 142 Veanyiclock 2038 ero 156 Summer changeover LPB nenene 105 161 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products Index 22 September 2006 162 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products Index 22 September 2006 163 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products Index 22 September 2006 ID 46112 ID 46113 PDF This document contains general descriptions of technical possibilities that are not necessary provided in all individual cases Therefore the required performance characteristics must be defined on a case by case basis when the contract is concluded Siemens Sc
119. he environment via the heat source cooling source and the space heating With this function the heat in the storage tank is delivered to the source by means of charging pump Q3 source pump the heating circuit pump will be activated and the mixing valve opened To enable forced switching on of the heating circuits the Recooling storage tank function must be activated can be set for each heating circuit Heating circuits that are already switched on will draw more heat If there is no storage tank sensor B3 B4 the function will not be performed If the upper storage tank temperature B3 B4 lies 2 K above the recooling setpoint and if the source temperature lies at least SDR below the storage tank temperature the DHW charging pump source pump will be activated TSp gt TTWWR ckk hl and TSp gt TKess SdR 75 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 5 Solar 22 September 2006 If the storage tank temperature only lies by TWWSD above the source temperature the DHW charging pump source pump will be deactivated TSp TKess TWWSD If the storage tank temperature falls below the recooling setpoint the function will be terminated TSp lt TTWWR ckk hl Parameters 4755 Recooling temperature buffer storage tank 5055 Recooling temperature DHW storage tank 4756 Recooling DHW HCs buffer storage tank 5056 Recooling source HCs DHW stor
120. he occupancy button the holiday program optimum start stop control and the ECO function Continuous operation 24 hours at the Comfort level Switching program occupancy button holiday program optimum start stop control and ECO program have no impact The protective functions will remain active Continuous operation 24 hours at the reduced level Switching program occupancy button holiday program optimum start stop control and ECO program have no impact The protective functions will remain active 91 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 Protection Parameters Version 1 Version 2 Parameters Parameters 92 164 Continuous operation 24 hours at the frost protection level Switching program occupancy button holiday program optimum start stop control and ECO program have no impact 700 1000 1300 Operating mode 8 3 4 Operating mode changeover via H1 H2 The heating circuit can be forced to adopt protective mode via the H1 H2 inputs by operating a contact In that case selection of the operating modes on the controller is locked The heating circuit can be forced to adopt a selected mode Protective mode or Reduced via the H1 H2 inputs by operating a contact The operating mode required when the changeover is made can be defined in the Operating mode changeover parameters for each heat
121. he respective heating periods will be shortened or extended Increase Heating mode will start earlier changeover to ECO later Decrease Heating mode will start ater changeover to ECO earlier e The function is not active in operating mode Continuously Comfort temperature a6 e If due to the 24 hour heating limit the heating is switched off the display will show ECO 732 1032 1332 24 hour heating limit Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 Example Parameters 8 6 2 Summer winter changeover The Summer winter changeover function switches the heating off when the attenuated outside temperature exceeds the adjusted changeover temperature The heating system is switched on again when the attenuated outside temperature drops below the adjusted value minus 1 K The required changeover temperature can be parameterized The function can be activated deactivated TA C TAged 20 4 194 18 SWHG 1 C 17 SWHG 16 SWHG 1 C o e 1 S d amp 0 5 10 15 t p SWHG Summer winter heating limit TAged Attenuated outside temperature T Temperature H Heating 1 on 0 off t Days e The function is not active in operating mode Continuously Comfort temperature 3 e If due to the 24 hour heating limit the heating is switched off the display will show ECO 730 1030 1330 Su
122. he result is the expected actual value on completion of the adjusted time When the integral is completed and the calculated actual value lies below the switch on point the second stage will be released illustration on the left When the integral is completed but the calculated actual value lies above the switch on point the second stage will not be released illustration on the right When stage 2 is released stage 1 is always on and the second stage cycles when the output of both stages is too great T TRLw 7 2 a i FI DE I I I I tSperr tSperr 1 I St1 o St2 i t2 o t T Temperature TRLx Actual value of the return temperature TRLw Return temperature setpoint FI Release integral t Time of day tSperr Lock time St2 Stage 2 0 off 1 on St1 Stage 1 0 off 1 on 43 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 3 Heat pump 22 September 2006 The release and reset integral is calculated using the return temperature if control acts on the return temperature il To ensure correct switching on of the second stage with storage tank charging buffer or DHW storage tanks the flow temperature sensor must be connected If this sensor is missing the substitute value of 0 C is used The second stage is only switched off on completion of storage tank charging or by a limiting function Parameters 2863 Release integral stage 2 3
123. he summer changeover acts on all basic units in all segments 0 14 Segment address gt 0 The parameter does not have any significance The summer changeover only acts on the basic units in their own segment The Action changeover functions parameter also influences the distribution of the other central changeover functions such as operating mode changeover 6620 Action changeover functions 6621 Summer changeover 8 7 Pump heating circuit 8 7 1 Overtemperature protection The flow temperature can be higher than that called for by the pump heating circuit e g in the case of a higher setpoint demand from another consumer The controller offsets the surplus energy by letting the pump cycle thus preventing the pump heating circuit from overheating The cycling period is fixed at 10 min This period of time is broken down according to the following on time ratio TVwGef TRw TVxGed TRw E On time ratio TVwGef Current flow temperature setpoint TRw Current room temperature setpoint TVxGed Actual value of the attenuated flow temperature Multiplying the on time ratio by the cycling period 10 minutes gives the number of minutes during which the pump is running This means if the on time ratio is 0 6 then the pump runs for 6 minutes and is then switched off for the remaining 4 minutes of the cycling period The pump s running time is set to a minimum of 3 minutes The pump s off time is set to a minimum of 2 mi
124. hen there is no valid request The boiler will be released as soon as there is a valid temperature request When the boiler is released the required minimum boiler temperature will always be maintained The boiler will be locked when there is no more valid temperature request 1 TK Boiler temperature I TKw Boiler temperature c setpoint 80 TKmax Maximum limitation of the 704 boiler temperature TKmin Minimum limitation of the 607 boiler temperature SDK Switching differential of 507 the boiler 46 d Tagem Composite outside 8 temperature 30 T T T T PE 20 10 0 10 20 C TAgem In this operating mode the boiler setpoint will only be maintained at the required minimum if a temperature request is active The boiler will be released as soon as there is a valid temperature request When the boiler is released the burner will be switched on as soon as the boiler temperature drops below the temperature request from the consumers The required minimum boiler temperature is only maintained if the burner had to be switched on due to a request from one of the consumers Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 2 Oil gas boiler 22 September 2006 TK Boiler temperature TKw Boiler temperature setpoint TKmin Minimum limitation of the boiler temperature SDK Switching differential of the boiler Tagem Composite outside temperature 20 4 10 7 8 20 10 0 10 20 C gt a
125. hes the new setpoint in the shortest possible time Boost heating is terminated when the room temperature has reached a level of 0 25 K below the Comfort setpoint When there is no room sensor or with compensation variant WW weather compensation boost heating is ensured via the room model If heating curve adaptation is activated boost heating will be limited to a maximum of 2 C 3t 20 C 15 2371D03 t gt hours During boost heating the room control deviation for the heating curve adaptation will not be considered for integration The function can be activated deactivated Boost heating is possible with or without room sensor TRw Room temperature setpoint TRx Actual value of the room temperature DTRSA Increase of the room temperature setpoint 770 1070 1370 Boost heating 8 5 6 Quick setback Quick setback becomes active when the room temperature setpoint is switched from Comfort to some other operating level During quick setback the heating circuit pump is deactivated and in the case of mixing circuits the mixing valve is fully closed During quick setback no heat request is sent to the heat source Quick setback is possible with or without room sensor 101 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 Function with room sensor Function without room sensor 102 164 When using the room sens
126. himney sweep function This means that heat consumers can make use of forced signals to extend or enforce heat consumption 8 8 Mixing circuit 8 8 1 Overtemperature protection for the mixing heating circuit If the flow temperature exceeds the maximum flow temperature setpoint by more than 15 96 the mixing heating circuit pump will be deactivated The pump will be activated again as soon as the flow temperature has dropped below the maximum flow temperature setpoint lil This function is active only if the limit function is not activated 8 8 2 2 position 3 position controller The controller supports both 2 position and 3 position actuators 2 position The controller drives the actuator with only one relay output When the output delivers a signal the valve opens If the signal is missing the valve will automatically close thermally or mechanically lil Control is accomplished with a 2 position controller having an adjustable switching differential If the flow temperature lies more than half the switching differential below the setpoint relay Mixing valve opening will be energized and remains energized until the flow temperature exceeds the setpoint by half the switching differential Parameters Actuator type Switching differential 2 pos 107 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 8 Heating circuits 22 September 2006 3 position Parameters Parameters 108 1
127. hoice is unaffected by which multifunctional sensor input BX basic unit and extension module the collector sensor B6 is set for and connected to The input in question automatically uses the correct characteristic providing it is configured accordingly Parameters 6097 Sensor type collector 5 3 Charge control 5 3 1 Delta T controller To charge the storage tank via the heat exchanger a sufficiently large temperature differential between collector and storage tank is required Charging takes place when the collector temperature exceeds the storage tank temperature by the switch on differential TKol TSp SdEin Charging is aborted when the collector temperature falls below the storage tank temperature plus the switch off differential Tkol TSp SdAus TA B6 SDoff B41 B4 B31 B3 En as On i Off t T Temperature B3 DHW storage tank sensor top B4 Buffer storage tank sensor top B6 Collector sensor B31 DHW storage tank sensor bottom B41 Buffer storage tank sensor bottom SDon Switch on differential SDoff Switch off differential Q5 Collector pump on off t Time of day Parameters 8513 dT collector 1 DHW 1 8514 dT collector 1 buffer 3810 Temp diff ON DHW 3811 Temp diff OFF DHW 71 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 5 Solar 22 September 2006 5 3 2 Minimum charging temperature This function is used to activate the collector pump only when the collector
128. hweiz AG HVAC Products Gubelstrasse 22 CH 6301 Zug Tel 41 41 724 24 24 Fax 41 41 724 35 22 www landisstaefa com 164 164 2006 Siemens Schweiz AG Subject to alteration Siemens Schweiz AG HVAC Products Basic documentation ALBATROS assortment CE1P2359de 22 September 2006
129. ia the low tariff input Forced charging is triggered as soon as a signal is present at the low tariff AC 230 V input Triggering forced charging via parameter The point in time and the maximum duration can be set During forced charging the heat pump is allowed to run until the adjustable Forced charging setpoint is reached or until the heat pump must be shut down Forced charging is resumed when the temperature in the buffer storage tank drops 5 C below the value the sensor had acquired when forced charging was aborted and when one of the criteria for triggering forced charging is satisfied 4709 Forced charging heating 4710 Forced charging setpoint heating 4711 Forced charging time point 4712 Forced charging duration max 7 5 1 Slave pointer for buffer storage tank The slave pointer collects the heating circuits temperature requests and saves the maximum values Each maximum request is reduced at midnight by 5 in relation to zero The slave pointer is only corrected upwards when a higher consumer temperature request is received Lower consumer temperature requests are ignored DHQ requests do not have any effect on the calculation of the slave pointer nominal value C 100 4 2392209 80 60 40 20 24 00 24 00 24 00 24 00 24 00 24 00 24 00 Individual heat requests 87 164 Siemens Schweiz AG HVAC Products Basic documentation
130. iced status and can be measured again The next defrost process is initiated as soon as the temperature differential increases by the set Switching differential defrost 2952 Temp diff defrost max 2953 is used for the next defrosting setpoint when the controller is taken into operation or after unsuccessful defrosting see Cancellation of defrost mode Defrost mode is cancelled as soon as one of the following events occurs e Maximum defrost time reached e Heat pump temperature below min switch off temperature e Power failure e HP fault e Risk of frost The controller cancels defrosting if the evaporator cannot be defrosted successfully during the Defrost time max 2964 A new defrost attempt is performed after Preheating for defrosting with consideration for the Number of defrost attempts The Number of defrost attempts is incremented after the cancellation if the maximum defrost duration is reached or the temperature is below the minimum switch off temperature The heat pump is switched off as for a malfunction if the set Number defrost attempts max 2958 is exceeded and the Defrosting fault error message is displayed Otherwise the controller switches to the Preheating for defrosting status before another defrost attempt in order to generate the energy needed for defrosting A changeover to heating mode takes place during the Duration defrost lock 2962 in order to prehe
131. imit source temp min 2891 Time to automatic reset 7160 Reset limitation 3 5 4 Source protection temperature The source protection function is intended for plants that use geothermics as a heat source brine to water heat pumps In terms of function source protection is identical with source frost protection The controller uses the source inlet temperature in place of the source outlet temperature During the floor curing function the controller automatically increases the source protection temperature by the adjustable value Increase source prot temp 2816 2818 Source protection temp Increase source prot temp Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 3 Heat pump CE1P2359en 22 September 2006 Parameters 3 5 5 Temperature differential evaporator A too great or too small temperature differential of source inlet and outlet temperature is an indication of problems associated with the volumetric flow through the evaporator To be set is a Temp diff evaporator and a maximum permissible deviation Diff evap max week T PA d Spreiz Verda max B91 Spreiz Verda w B92 act reiz Verda Max Sp inact E act Spreiz Verda Min 3 N 8 t amp B91 Source inlet temperature B91 Source outlet temperature T Temperature Diff evap x Temperature differential across the evaporator Diff evap w Setpoint temperature differential across the evaporato
132. imum limitation TKMax while the adjustable value TKMaxHand is used with manual control Parameter TR function can be used to switch the temperature controller on and off It is always active with manual control Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 2 Oil gas boiler 22 September 2006 Parameters Setting limitations TwTR 23592105a T Temperature TKx boiler temperature TwTR Temperature controller TR setpoint SDK Switching differential of boiler BR Burner operation 0 off 1 on 2212 Setpoint max 2240 Switching differential boiler 2310 Limit thermostat function Lower and upper limit values can be set for the boiler temperature setpoint which is controlled according to the demand for heat and the setpoint for the electronic temperature controller TR Their adjustability at the operator unit is interlocked The TR setpoint in normal operation is different from that with manual control A B 120 C TKMaxOEM TKMax TWTR TKMaxHand TwTR TKw TKMin 2 TKMinOEM 3 8 6 m A Normal operation B Manual control TKw Boiler temperature setpoint TKMin Minimum limitation of the boiler temperature TKMinOEM Minimum limitation of the boiler temperature OEM TKMax Maximum limitation of the boiler temperature TKMaxOEM Maximum limitation of the boiler temperature OEM TKMaxHand Maximum limitation of the boiler temperature with manual c
133. in the buffer storage tank rises 5 C above the value the sensor had acquired when forced charging was aborted and when one of the criteria for triggering forced charging is satisfied Parameters 4708 Forced charging cooling setpoint 4711 Forced charging time 4712 Forced charg duration max 88 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 7 Buffer storage tank 22 September 2006 Generation of compensation variant Compensation variants 8 Heating circuits 8 1 Assignment Depending on the basic unit variants a maximum of 2 mixing heating circuits and 1 pump heating circuit are available Apart from the option of mixing valve control all 3 heating circuits are identical in terms of functions Assignment of the heating circuits in the basic unit variants Heating circuit 1 Heating circuit 2 Heating circuit P RVS13 123 Pump circuit Mixing circuit Pump circuit extension module RVS13 143 Mixing circuit Mixing circuit Pump circuit extension module RVS43 143 Mixing circuit Mixing circuit Pump circuit extension module RVS46 543 Mixing circuit Mixing circuit Pump circuit extension module RVS53 183 Mixing circuit Mixing circuit Pump circuit RVS51 843 Mixing circuit Mixing circuit Pump circuit extension module RVS63 243 Mixing circuit Mixing circuit Pump circuit extension module RVS63 283 Mixing circuit Mixing circuit Pump circuit
134. ing circuit In that case selection of the operating modes on the controller is locked The contact type can be set see page 155 700 1000 1300 Operating mode 900 Operating mode changeover HC1 1200 Operating mode changeover HC2 1500 Operating mode changeover HCP 5950 Function input H1 5960 Function input H2 8 3 5 Central operating mode changeover via LPB In LPB capable devices the basic unit with the LPB device address 1 can adopt the function of a central operating mode changeover The changeovers on the central basic unit via H1 H2 then also take effect on the heating circuits and the DHW of the other basic units on the LPB 700 1000 1300 Operating mode 900 Operating mode changeover HC1 1200 Operating mode changeover HC2 1500 Operating mode changeover HCP 6620 Action changeover functions 8 3 6 Holiday program The holiday program allows holiday periods to be preprogrammed for 1 year During active holiday periods the operating level is switched to Reduced or Frost protection selectable Holiday periods are only active in Automatic mode In the other operating modes they are started and run in the background to become active as soon as Automatic mode is selected When a holiday period has elapsed the controller will automatically delete it The same holiday period the following year would have to be reprogrammed A holiday period starts at 0 00 of the first day and ends is deleted at 24
135. ing mode the cooling level changes to OFF until the holiday program is finished The actual room setpoint is displayed as in this case because the cooling level is set to OFF 9 1 8 Operating level The actual operating level is generated based on the different influences operating mode holiday program time switch occupancy button The two operating levels Comfort and Off are available in the cooling circuit If the Off operating level is active this is displayed in the actual room setpoint as No further optimization such as optimum start stop control is supported 115 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 9 Cooling circuit 22 September 2006 116 164 9 1 9 Presence button If due to the time switch settings the cooling level does not satisfy current requirements the operating level can be manually changed via the operator unit by pressing the occupancy button OR TRKw SP OFF 8 8 PT PT PT PT SP Switching program OR Override PT Press on occupancy button TRKw Comfort setpoint cooling OFF Cooling OFF The effect of pressing the occupancy button continues until the next switching point If the button is pressed again the action is reversed 9 2 Calculation of the flow temperature setpoint cooling 9 2 1 Cooling curve The cooling curve determines the flow temperature setpoint for space heating based on the current room t
136. inimum boiler temperature protective boiler startup accelerates heating up of the boiler by switching off or reducing the consumer load or by keeping the boiler pump deactivated depending on the hydraulic circuit used Calculating the locking If the burner is switched on and the boiler temperature lies below the minimum boiler signal temperature cold start or if it drops below that level within a foreseeable period of time warm start the locking signal will be increased If the boiler temperature lies above the minimum or if it reaches that level within a foreseeable period of time the locking signal will be decreased If the boiler temperature stays at a fairly constant level between the minimum and half the Switching differential below the minimum or if it reaches that range within a foreseeable period of time the locking signal will not change To ensure that this dynamic behavior can be attained a virtual boiler temperature is calculated 20 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 2 Oil gas boiler 22 September 2006 Temp A TKx TKMin SDK 2 Passiv _ I be ee Qn Minus D Sperrsignal I 5 D 1 100 2359Z104 0 Temp Temperature TKmin Minimum limitation of the boiler temperature TKx boiler temperature TKvirt Virtual boiler tempera
137. intenance the controller can log a number of values Also the required service intervals and the individuals responsible for the service messages can be entered Interval for heat pump maintenance Setting of interval in months at which the heat pump requires service Display of the period of time in months elapsed since the last service visit If the value lies above setting HP interval operating line 7070 symbol display and the info level shows the following maintenance message 17 HP interval appears on the The parameter can be reset if the respective access right has been granted Maximum number of starts per operating hour for compressor 1 Setting the maximum permissible number of starts of compressor 1 per operating hour Average number of starts of compressor 1 per hour reached over the last 6 weeks If the value lies above setting Max starts compr1 hrs run operating line 7072 symbol A appears on the display and the info level shows the following maintenance message 8 Too many starts compr 1 The parameter can be reset if the respective access right has been granted Maximum number of starts per operating hour for compressor 2 Setting the maximum permissible number of starts of compressor 2 per operating hour Average number of starts of compressor 2 per hour reached over the last 6 weeks If the value lies above setting Max starts compr2 hrs run operating line 7074 symbol 4 appears on the displ
138. ionella funct weekday 135 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 10 6 4 Time of day for the legionella function The legionella function is started at the time set The DHW setpoint is raised to the adjusted legionella setpoint and DHW charging is started If no time is parameterized the legionella function is started on the respective day together with the first normal release of DHW heating If no release of DHW heating is scheduled for that day continuously reduced the legionella function will be performed at 24 00 If DHW heating is switched off DHW operating mode button off or holidays the legionella function will be made up for as soon as DHW heating is switched on again DHW operating mode button on or end of holiday period Parameters 1644 Legionella funct time 10 6 5 Legionella setpoint The higher the temperature level of the storage tank the shorter the required dwelling time at that level Guide values Storage tank temperature Dwelling time 80 C A few seconds 70 C 1 minute 66 C 2 minutes 60 C 32 minutes 55 C 6 hours 50 C No killing of viruses 45 C Ideal conditions for viruses AN The figures given in the table are guide values They do not ensure that legionella viruses will be completely killed i The legionella setpoint can be adjusted between 55 C and 95 C When the legionella functi
139. ions with the mixing valve controller If in addition to mixing heating circuits pump heating circuits are connected the pump heating circuits will compensate the increased common flow temperature with the Overtemperature protection function and the heating circuit pump will cycle accordingly 830 1130 Mixing valve boost 8 8 5 Flow temperature alarm This function can be used for maintaining the required flow temperature in mixing heating circuits The flow temperature is regarded as having been complied with if the deviation from the setpoint is less than 1 K If the flow temperature constantly deviates from the required level for a period longer than the period of time set an error message will be delivered If during an active alarm the setpoint is maintained again the error message will be deactivated Alarm flow temperature heating circuit 1 Alarm flow temperature heating circuit 2 If the flow temperature setpoint is reduced by more than 4 K the monitoring function is Switched off until the flow temperature has cooled to the new setpoint Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 The function is only available in connection with mixing heating circuits The function will automatically be deactivated when due to an ECO function or quick setback the heating circuit pump is switched off The function can be deactivated Para
140. ircuits the flow temperature setpoint will be lowered in accordance with the value of the locking signal The function can be deactivated This temperature time integral generates the locking signal for restricting the heating circuits When generating the locking signal different procedures are used Diagram Procedure atob Within a foreseeable period of time the actual boiler return temperature TKRx will lie below TKRmin gt Locking signal will be built up b to c Within a foreseeable period of time the actual boiler return temperature dtoe TKRx will lie within the switching differential SD gt Locking signal will remain at a constant level c to d Within a foreseeable period of time the actual boiler return temperature etof TKRx will lie above the level of TKRmin SD gt Locking signal will be decreased 23 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 2 Oil gas boiler 22 September 2006 Diagram Parameters Switching point 24 164 Y 2378212 y x 0 a b C d e f TKR Boiler return temperature TKRx Actual boiler return temperature TKRmin Minimum limitation of the boiler return temperature SD Switching differential fixed 2 K t Time of day Y Locking signal 2240 Switching differential boiler 2270 Return setpoint min 2272 Return influence consumers Impact on 2 position loads Due to the deactivation of the pumps heat co
141. it 22 September 2006 Parameters Example Parameters 9 1 5 Operating mode The cooling circuit has two operating modes that can be selected using the Cooling mode button on the operator unit or via the operating line OFF Cooling function is switched off AUTOMATIC Automatic operation acc to switching program occupancy button or holiday program with changeover of operating level between off and comfort Parameter Release determines the time program according to which cooling is enabled There are four possibilities e 24 h day continuous operation e According to heating circuit program e According to time program 3 HCP e According to time program 4 DHW 901 Op mode cooling circuit 1 907 Release 9 1 6 Display room setpoint The actual heating setpoint is displayed in heating mode the actual cooling setpoint is displayed in cooling mode The setpoint remains at the previous setting in the transitional period between heating and cooling If neither the conditions for heating nor cooling are met after heating mode the actual heating setpoint appears on the display of the room setpoint parameter 8741 until a valid cooling request is made Then the display shows the cooling setpoint until heating once again takes place 8741 Room setpoint 1 9 1 7 Holiday program The same holiday program is used for the cooling circuit as for the heating circuit If the holiday program takes effect in cool
142. it frost protection on the extension module If the extension module s frost protection function responds its pump will be activated and the mixing valve maintains the frost protection setpoint 10 C The cooling circuit delivers no request to the source Sensor B16 is used for monitoring the cooling circuit frost protection When there is no flow temperature sensor installed the frost protection function for the heating circuit is performed with the common flow temperature 12 4 14 Frost protection for the circulation pipe If the temperature acquired by the circulation sensor drops below the frost protection level the pump will also be activated outside the release times until the frost protection level of 5 C is reached The minimum on time is 10 minutes i This function can only be provided if a frost protection sensor is connected 149 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 12 General functions 22 September 2006 12 5 Pump valve kick The pump and valve kick is a protective function aimed at preventing the pumps and valves from seizing When the pumps are switched on the water in the system starts to circulate The mechanical parts of the pumps and the valve seats will be purged thus preventing the pumps and valves from seizing Every Friday at 10 00 the pumps connected directly to the basic unit are activated for 30 seconds one by one at an interval of 1
143. ive cooling mode is locked if the upper storage tank temperature is above the set Max storage tank temperature for cooling mode This means the pumps are switched off and the mixing valves close The cooling request to the cooling sources will be maintained If the storage tank temperature drops below the Max storage tank temperature minus 0 5 K locking will be negated The function can be activated deactivated 4726 Max st tank temp cool mode Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 7 Buffer storage tank 22 September 2006 Buffer storage tank setpoint for mandatory charging Triggering forced charging Aborting forced charging Parameters lil 7 5 Buffer forced charging HP in heating mode To save electricity costs or to charge the storage tank before the heat pump is locked forced charging of the buffer storage tank can be triggered If all heating circuits are in Standby mode or in summer operation forced charging is deactivated The Forced charging setpoint heating None setting also deactivates forced charging Using the Forced charging heating parameter it is possible to select whether the Forced charging setpoint heating or the calculated maximum pointer setpoint should be used for forced charging see also page 87 Slave pointer for buffer storage tank Forced charging can be triggered via the 230 V low tariff input or by parameters Triggering v
144. l setpoint When the legionella function is activated charging to the legionella setpoint takes place Outside the release of the switching program charging to the reduced setpoint is ensured If required the automatic DHW push can also switch to the nominal setpoint outside the release period When the DHW operating mode is switched off charging is provided so that the frost protection level is continuously maintained The manual push can be activated Example 7 i 0 6 12 18 24 h 2358226 Actual release takes place only if the electric immersion heater may be in operation according to setting El imm heater optg mode 5060 5061 El immersion heater release 10 5 3 Temperature control In the case of DHW heating with an electric immersion heater the storage tank temperature can be monitored using either an external thermostat in the heater or the controller s inbuilt sensors The controller releases DHW heating with the electric immersion heater within the release period independent of the temperature The current DHW setpoint in the controller has no impact The required storage tank temperature must be adjusted on the external thermostat The manual push cannot be activated The legionella function is deactivated The controller releases DHW heating with the electric immersion heater within the release period independent of the temperature The current DHW setpoint in the controller is maintained If sen
145. le Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 5 Solar CE1P2359en 22 September 2006 5 2 Sensors 5 2 1 Sensor selection in the DHW storage tank In addition to the collector sensor B6 the lower storage tank sensor B31 is used for solar charging control If that sensor is missing the upper storage tank sensor B3 will automatically be used If both storage tank sensors are missing and the solar diagram is active an error message will be delivered and the collector pump deactivated independent of the collector temperature Sensor connected Sensors used for solar charging control to B3 B31 Solar DHW heating not possible x Sensor Collector sensor B6 gt collector temperature S Lower storage tank sensor B31 storage tank temperature Sensors Collector sensor B6 gt collector temperature Upper storage tank sensor B3 gt storage tank temperature no sensor connected x makes no difference with without sensor thermostat i If both storage tank sensors are missing short circuit open circuit the collector pump will be deactivated If the collector sensor does not exist short circuit open circuit the collector pump will also be switched off In both cases an error message is displayed 5 2 2 Sensor selection in the buffer storage tank In addition to the collector sensor B6 the lower storage tank sensor B41 is used for
146. lectric immersion heater are only used for covering the heat deficit The deficit is calculated from the storage tank s actual temperature and the required setpoint In that case the switching program and the releases for recharging should become active during the night when it is certain that solar energy alone is not able to ensure the required temperature level Usually DHW storage tanks are designed such that the lower part is reserved for solar energy To prevent scalding the pipe to the tap must have scalding protection integrated 10 2 Generation of the DHW setpoint 10 2 1 Setpoints Different setpoints are available for DHW heating with partly interlocked adjustability Nominal setpoint max Only used to provide maximum limitation of the nominal setpoint s adjustability Nominal setpoint DHW setpoint during the release Reduced setpoint Backup temperature outside the release Frost protection setpoint Frost protection setpoint when DHW heating is switched off Not adjustable fixed at 5 C factory setting Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 m 80 C r TWWNwMax TWWNw TWWRw TON PEN 8 C TWWFw 23592102 TWWNwMax DHW nominal setpoint maximum TWWNw DHW nominal setpoint TWWRw DHW reduced setpoint TWWFw DHW frost protection setpoint 5 C The DHW setpoint acting on the control is selected
147. ler 22 September 2006 1 0 8 i E N A 1 0 T Temperature t Time of day TKx boiler temperature TKw Boiler temperature setpoint Y Minimum increase after burner on Stat Status not ok ok AT Alarm timer BR Burner 0 off 1 on A Alarm 0 off 1 on tKA Time boiler alarm Parameters 6743 Boiler temperature alarm 2 12 4 Critical low pressure limit If the pressure acquired at input H1 falls below the limit value set here an error message is delivered and the burner will immediately be shut down If the pressure exceeds the limit value by the amount of the switching differential the error will be canceled The function can be activated deactivated Parameters 6142 Water pressure critical min 31 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 2 Oil gas boiler 22 September 2006 32 164 3 Heat pump 3 1 Functional diagrams The following functional diagrams show the components and designations used in the description Brine to water heat pump K2 E12 B82 D K1 E11 gt B81 A T D Air to water heat pump B217T K2 E12 Mains voltage side E5 Low tariff E6 Heat pump lock E9 Low pressure switch E10 High pressure switch E11 Winding protection compressor 1 E12 Winding protection compressor 2 E14 Thermal cutout source pump E15 Pressure switch flow switch E16 Thermal relay fan E17 Manu
148. lies below the switch on point the second stage will be released illustration on the left When the integral is completed but the calculated actual value lies above the switch on point the second stage will not be released illustration on the right When stage 2 is released stage 1 is always on and the second stage cycles when the output of both stages is too great FI tSperr Mo 5 23592156 t T Temperature TRLx Actual value of the return temperature TRLw Return temperature setpoint FI Release integral t Time of day tSperr Lock time St2 Stage 2 0 off 1 on Sti Stage 1 0 off 1 on The release and reset integral is calculated using the return temperature if control acts on the return temperature To ensure correct switching on of the second stage with storage tank charging buffer or DHW storage tanks the flow temperature sensor must be connected If this sensor is missing the substitute value of 140 C is used The second stage is only switched off on completion of storage tank charging or by a limiting function 2863 Release integral stage 2 Reset integral compressor 2 If the first and second stage together produce to much output the second stage will immediately be shut down when the switch off point is reached and the controller starts integrating the surplus cold As soon as the set value is reached release of the second stage is withdrawn and the first stage switched off If the tempe
149. ll be switched off For the heat pump to start again the Min off time must have elapsed If the compressor cannot be started 2 times in succession because the signal is active or because during operation the fault occurs a second time during the adjustable Duration error repetition the fault must be acknowledged either manually or automatically before the heat pump resumes operation 2889 Duration error repetition 2891 Time to automatic reset 3 6 Special functions 3 6 1 Locking the heat pump It is possible to lock the heat pump using a 230 V input E6 Locking also applies to the electric immersion heaters installed in the flow and the buffer and DHW storage tank provided parameter El imm heater optg mode has been set to Standby In emergency operation the electric immersion heaters also switch on during the lock out 5060 El imm heater optg mode 3 6 2 Electric immersion heater in the flow K26 electric immersion heater in the buffer storage tank K16 On the multifunctional relay output QX1 an electric immersion heater in the flow K26 or an electric immersion heater in the buffer storage tank K16 can be parameterized The parameters used are the same as those used for stage 2 2860 Lock stage 2 with DHW 2861 Release stage 2 below OT 2862 Lock time stage 2 2863 Release integral stage 2 2864 Reset integral stage 2 The electric immersion heater in the flow behaves differently from stage 2
150. ls the heating circuit s flow temperature independent of weather conditions and room influence according to the defined temperature profile or in manual control to an adjustable setpoint The function can be activated in connection with mixing or pump heating circuits Any overtemperatures in the case of pump heating circuits can be prevented by overtemperature protection pump cycling or the temperature limiter lil In the event of a power failure the function will be resumed where operation was stopped 109 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 8 Heating circuits 22 September 2006 Temperature profile Manually 110 164 The following settings can be made 0 OFF The function is deactivated 1 Functional heating The first part of the temperature profile is automatically completed 2 7 Curing heating The first part of the temperature profile is automatically traversed 3 Functional curing heating The entire temperature profile is run through automatically in the sequence of 1st and 2nd part 4 Curing heating functional heating The entire temperature profile is run through automatically in the sequence of 2nd and 1st part 5 manually No traversing of the temperature profile but the adjustable fixed temperature setpoint is maintained In the automatic operating modes settings 1 to 4 the controller ensures automatic traversing of the selected temperatur
151. me way as the alarm in heating mode see page 99 928 Room influence 9 3 2 Room temperature limitation cooling The Room temperature limitation function enables the cooling circuit pump to be deactivated should the room temperature drop below the current room temperature setpoint by more than the adjusted differential The function necessitates a room temperature sensor The cooling circuit pump will be activated again as soon as the room temperature returns to a level above the current room temperature setpoint During the time the Room temperature limitation function is active no cooling request will be sent to the cooling source Summer compensation is taken into account in the room setpoint TA TRx Actual value room temperature TRKw Room temperature setpoint cooling incl summer compensation TRKw SDR SDR Room s switching differential P Pump T Time of day TRKw ON v 2355210 OFF In the following situations the function is deactivated Room sensor not installed Room temperature limitation Room influence operating line 928 pure weather compensation Room temperature limitation does not work in the case of pure weather compensation 932 Room temperature limitation cooling circuit 9 4 ECO functions 9 4 1 Cooling limit according to outside temperature OT Cooling is released if the mixed outside temperature is above the cooling limit Coolin
152. mers DHW and space heating In the case of absolute DHW priority space heating is locked during DHW charging independent of the heat source temperature In the case of pump heating circuits the heating circuit pump will be deactivated In the case of mixing heating circuits the mixing valve will be closed The setpoint of the heat source is solely determined by the request for DHW In the case of plant with heat pump charging priority must be selected based on the type of storage tank installed Parameter Charging priority should be set to Absolute so that the consumers will be switched off If not observed it is possible that the required DHW temperature will not be reached Parameter Charging priority should be set to None If not observed the heating circuits of plant with storage tanks will be restricted although this would not be necessary Parameter Charging priority has no impact on condenser pump Q9 1630 Charging priority 10 4 6 Separate circuit In multiple boiler systems one boiler can be assigned to DHW charging When charging is active this boiler separates itself hydraulically from the system and reports itself ready for the cascade again when DHW heating has finished 5736 Separate circuit 10 4 7 Locking signals Function Heat source protection acting on consumers protects the heat source against excessively low temperatures If the heat source temperature lies below the para
153. meterized minimum temperature a locking signal will be sent to the active consumers If the locking signal exceeds 50 the DHW charging pump will be deactivated It is activated again when the locking signal drops below the threshold value of 50 Also the heat source can calculate a critical locking signal based on a parameterized maintained boiler return temperature The impact on the DHW charging pump is the same as with locking signal Boiler protection With diverting valves the function is automatically deactivated 10 4 8 Forced signals If required the heat source can send forced signals to its consumers When the heat source delivers a valid forced signal the DHW setpoint will be set to the legionella setpoint and if the DHW temperature is lower the charging pump will be activated When the forced signal becomes invalid the charging pump will be deactivated again and the DHW setpoint reset to the normal setpoint Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 Parameters 10 4 9 Pump overrun On completion of DHW charging the charging pump always observes an overrun time of 1 minute If none of the other consumers draws significant amounts of heat the heat source can generate a forced signal Overrun for the charging pump during that period of time The overrun time can be set with the heat source parameters On a
154. meters 6740 Flow temperature 1 alarm 6741 Flow temperature 2 alarm 8 8 6 Locking signal Mixing heating circuits receive locking signals from the heat source protective boiler startup maintained boiler return temperature or locking signals resulting from DHW heating with priority shifting absolute With a valid locking signal the amount of heat drawn will be reduced due to the decrease of the flow temperature setpoint This reduces considerably the heating up time for the DHW with minimum impact on the heating circuits The mixing heating circuit pump will be deactivated when the locking signal stays at 100 for more than 10 minutes The pump will be put into operation again as soon as the locking signal drops below 100 Impact on the mixing valve Status Effect Locking signal gt 0 Flow temperature setpoints will be lowered The extent of lowering is dependent on the magnitude and the period of time of undershoot Locking signal reduced to 0 Setpoints according to the normal control condition 8 8 7 Forced signal Mixing heating circuits receive forced signals from the heat source boiler overtemperature protection chimney sweep function This means that heat consumers can make use of forced signals to extend or enforce heat consumption 8 9 Floor curing function 8 9 1 Function The floor curing function is used to dry floors in a controlled way by means of the underfloor heating system It contro
155. mmer winter heating limit 8 6 3 Central summer changeover LPB In LPB capable devices the basic unit with the LPB device address 1 can adopt the function of a central summer mode changeover To do this the basic unit distributes the status of its own summer winter heating limit of heating circuit 1 to the other devices on the LPB and forces their heating circuits into eco mode unless they are in comfort mode The central changeover is only mandatory on the changeover to summer mode When the central basic unit changes back to winter mode the local status applies in all the other devices and this status might remain at summer mode for example Distribution is controlled in the central basic unit with two parameters e Winter summer changeover parameter Local The summer heating limit is not distributed Central The summer heating limit is distributed to all heating circuits according to the set range of action 105 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 Parameters On time ratio Running time Limitations Parameters 106 164 e The range of action on the LPB depends on the segment address and the Action changeover functions parameter Segment address 0 and range of action segment The summer changeover only acts on the basic units in their own segment 0 Segment address 0 and range of action system T
156. mp will be activated only when the temperature of the boiler heat pump is high enough The function can be activated deactivated With diverting valves the function is automatically deactivated Discharging protection during charging is not possible with heat pump controller type RVS51 843 The charging pump is only activated when the heat source temperature lies above the DHW temperature plus half the charging boost If during charging the heat source temperature drops to a level below the DHW temperature plus 1 8 the charging boost the charging pump will be deactivated again If 2 DHW sensors are parameterized for DHW charging the lower temperature is used for the discharging protection function usually sensor B31 The charging pump is only activated when the heat source temperature lies above the nominal DHW setpoint If during charging the heat source temperature drops below the nominal DHW setpoint minus the DHW switching differential the charging pump will be deactivated again with no overrun After charging When the DHW setpoint is reached pump overrun starts If the boiler temperature or the common flow temperature falls below the DHW storage tank temperature during pump overrun pump overrun will be terminated If 2 DHW sensors are used the higher sensor value will be taken into consideration 5040 Discharging protection 5022 Type of charging 5731 DHW control element Q3 10 4 5 DHW priority When both sp
157. mparative temperature the minimum setpoint can be set in the parameters in addition for the pump switch on criterion 4133 Comparative temp Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 4 Solid fuel boiler 22 September 2006 DHW storage tank If DHW sensor B3 or B31 is selected as the comparative temperature this is the equivalent of integrating the solid fuel boiler directly into the DHW storage tank The minimum setpoint 4110 is taken into account In this integration the DHW charging pump Q3 is only used for DHW heating with a heat source that has open loop control and is not influenced by the wood boiler temperature Jp 23592145 The Excess heat discharge forced signal to consumer and Locks other heat sources functions are in effect and must be switched off if necessary parameters 4102 4141 Buffer storage tank The buffer storage tank B4 or B41 is selected as the comparative temperature The minimum setpoint 4110 is taken into account The function of a buffer storage tank is only available with LPB device address 0 and 1 63 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 4 Solid fuel boiler 22 September 2006 Parameters 64 164 Flow temperature setpoint The common flow temperature setpoint temperature request all consumers is selected as the comparative temperature The minimum setpoint 4110 is
158. mum boiler temperature TKMin 2210 The boiler will only be locked when all connected heating circuits have been changed over to Protection mode and when there is no valid request or when the manual heat generation lock is active The automatic heat generation lock cannot lock the boiler in this operating mode 2 2 2 Automatic mode The boiler will be released as soon as there is at least one valid temperature request After the release the required minimum boiler temperature will always be maintained The boiler will be locked when no valid temperature request is present This means that with this operating mode the boiler setpoint will be maintained at the required minimum only if at least one temperature request is valid The boiler will be locked when there is no longer a valid heat request The manual or automatic heat generation lock can lock the boiler in this operating mode 9 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 2 Oil gas boiler 22 September 2006 Parameters Parameters 10 164 2 2 3 Auto mode with extended burner running time The boiler will be released as soon as there is at least one valid temperature request When the boiler is released the burner will be switched on as soon as the boiler temperature drops below the temperature request from the consumers The required minimum boiler temperature is only maintained if the burner had to be switched on due to a r
159. n DHW charging pump eem 131 Overrun time condenser pump eee 33 Overrun time source pump eeeem 45 Overtemp prot pump heating circuit 106 Overtemperature protection Boiler origo HR iq i RR 22 Collector 3 t ete RAE 73 Overtemperature protection for the mixing heating circuit met 107 Overview of functions esssseee 6 P Parallel displacement sss 97 Passive cooling sene 79 Period legionella function sssesssss 135 Phone no responsibility esses 56 Prerun time condenser pump eseeeeee 33 Prerun time source pump ssssseeeeeeeee 45 Presence button iae eo iine 94 Cooling 0 ns toic ee eese 116 Pressure limit lower critical esses 31 Pressure measurement DC 0 10 V sssss 154 Pressure switch eessseeeeennn 42 48 Priority DEIN 5 ieget he nus 129 160 164 Product liability cr nete 8 Protection for the boiler 18 Protective boiler startup 20 Pulse loCk oi eeu 108 PUMP bg 156 Pump Kick rr RE gr e EE le 150 P tfp oVerrun zu i tectis AER eee 22 Pump overrun solid fuel boiler 66 Pure room compensation seeeene 99 Pure weather com
160. n of defrost mode Maximum defrost time reached Number of defrost attempts Status heat pump Preheating for defrosting Heat pump temperature below min switch off temperature 52 164 The process reversing valve is changed over and the compressor is switched off during Dripping time evapor 2965 The condenser pump remains switched on in this case The condensation water that formed during defrosting drips away and can be removed using a suitable fixture Heating mode can be resumed again when the Dripping time evapor 2965 has elapsed see illustration in Status heat pump defrosting active The surface temperature of the evaporator is relative hot after defrosting If moist exterior air is directed onto the surface of the evaporator when the fan is switched on water vapor can be produced and dissipate as a mist To prevent this the fan can be taken into operation after a delay that is set using Cooling down time 2966 Before the new defrosting release criteria can be determined it is necessary for the temperatures to have stabilized after heating mode is switched on The Defrost stabilization time 2959 defines the process stabilization phase After it has expired the new defrosting setpoint is formed and the Duration defrost lock 2962 and Time up to forced defrost 2963 start to run again After successful defrosting it is assumed that the measured temperature differential corresponds to the un
161. nction active inactive Q5 Collector pump on off tmin Minimum running time of collector pump Min run time collector pump t Time of day Special case Frost To ensure that the flow pipe from the collector to the storage tank will also receive warmer protection water deactivation of the collector pump after reaching the frost protection threshold at the collector sensor will be delayed by the minimum running time tmin N FS act N N B Q5 on amp E t FS Frost protection active inactive Q5 Collector pump on off tmin Minimum running time of collector pump Min run time collector pump t Time of day Parameters 3831 Min run time collector pump 5 5 3 Hours run The number of operating hours of the collector pump are added up by counters Hours run solar yield only includes the periods of time during which heat is supplied from the collector to the storage tank The Hours run collect overtemp is the sum of the operating hours during which the overtemperature protection function has been active lil The hours run can be reset Parameters 8530 Hours run solar yield 8531 Hours run collect overtemp 77 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 5 Solar 22 September 2006 5 5 4 Collector start function Since the collector temperature cannot be reliably acquired during the time the pump is deactivated especially in the case of vacuum tubes the pump must
162. nd pair of lines supplies the cooling water from the source brine via a heat exchanger see Passive cooling Cooling mode is automatically activated when the cooling circuit sends a cooling request Cooling mode is cancelled when the heating cooling circuit 1 sends a heat request or if a heat request is received from another consumer The DHW request is treated as an exception see Passive cooling and DHW charging on page 80 or Active cooling and DHW charging on page 85 In cooling mode it is advantageous for the flow temperature of the cooling circuit to be regulated by a mixing valve When cooling without a mixing valve the source temperature should be sufficiently high otherwise there might be condensation problems in the cooling circuit The humidity can be monitored with a dewpoint monitor see chapter Humidity monitoring on page 119 However this cannot be used for continuous cooling mode 6 2 Passive cooling In passive cooling energy is given off to the source of a heat pump plant without operating the compressor For this it is essential to have a source that is at a temperature of a few degrees below that of the desired room setpoint Source pump Q8 starts operating as soon as the room sends a cooling request The cooling function must be switched on in addition Passive cooling is supported by the following HP partial diagrams Brine Partial diagrams WP14 WP15 Water Partial diagrams WP34 WP35 Cooling cir
163. ng with uncontrolled heat sources 122 164 10 Domestic hot water 10 1 Introduction The basic unit provides the following types of DHW heating 1 Charging with oil gas boiler or heat pump 2 Charging with the electric immersion heater 3 Charging with solar collectors Heat generation with boiler heat pump or electric immersion heater can be controlled If DHW is required these heat sources can be switched on at any time to meet the demand for heat The strategy is to only produce the amount of heat required at a certain point in time For that purpose switching programs different setpoints and release criteria are available If several heat sources and an electric immersion heater are available at the same time they are used alternately e g after summer winter changeover Heat generation with solar collectors cannot be controlled Here DHW is not heated when required but when the sun is shining The strategy is to fully charge the DHW storage tank whenever possible Here switching programs setpoints and release criteria do not exist Charging takes place as soon as there is a sufficient temperature differential between solar collector and storage tank and the DHW storage tank is not yet fully charged Since it is not always possible to cover the demand for heat via the solar collectors the deficit must be covered by a controllable heat source boiler heat pump or electric immersion heater Boiler heat pump or e
164. nimum off time is always observed however even if the temperature at the upper buffer storage tank sensor rises above the switch on point The value set at the Temp diff buffer CC parameter shifts the switch on and switch off point accordingly Parameters 4723 Temp diff buffer CC Diagnostic value 8981 Buffer storage tank setpoint 81 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 6 Cooling with the heat pump 22 September 2006 Parameters Diagnostic value Parameters Parameters 82 164 Control without buffer or combi storage tank If there is no buffer storage tank the compressor is switched on off according to the return temperature B71 The adjustable Switching diff return temp SDrtricx is symmetrical in relation to the setpoint SPon TRLw SPoff Comp 23592151 T Temperature TRL Return temperature TRLw Return temperature setpoint Comp Compressor on off SDTR ckl Switching diff return temp SPoff Switch off point SPon Switch on point The Minimum compressor off time and Minimum compressor on time functions can cause considerable delay of the switch on and switch off times In contrast to heating mode there is no automatic conversion of the flow setpoint to the return setpoint in cooling mode parameter Differential HC at OT 10 C has not effect The means that plants that are regulated using the return flow must have their cooling charact
165. nsumption will be reduced This reduces considerably the boiler water s heating up time e Heating circuit pump Locking signal gt 0 Heating circuit pump off circuit pump off Locking signal 0 Normal pump operation e DHW pump Locking signal gt 50 96 DHW pump OFF Locking signal 50 96 Normal pump operation e System pump Locking signal gt 50 96 System pump OFF pump OFF Locking signal lt 50 Normal pump operation Through the generation of the temperature time integral it is not only the period of time that is considered but also the extent of return temperature undershoot This means that when the crossing is significant the pumps will be deactivated earlier Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 2 Oil gas boiler 22 September 2006 Impact on modulating loads Due to the lowering of the setpoint heat consumption will be reduced This reduces considerably the boiler water s heating up time e Mixing valve Locking signal gt 0 Flow temperature setpoint will be lowered The extent of lowering is dependent on the magnitude and the period of time of return temperature undershoot Locking signal reduced to Setpoint according to the normal control condition 0 Lowering of setpoint Through the generation of the temperature time integral it is not only the period of time that is considered but also the extent of return temperature
166. ntrol 90 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 8 Heating circuits 22 September 2006 Parameters Parameters Automatic Comfort Reduced 716 1016 1316 Comfort setpoint max Setting range TRKw 35 C 710 1010 1310 Comfort setpoint Setting range TRRw TRKwMax 712 1012 1312 Reduced setpoint Setting range TRFw TRKw 714 1014 1314 Frost protection setpoint Setting range 4 C TRRw 8 3 2 Raising the reduced setpoint When heat output is relatively low and the outside temperature is low the reduced setpoint can be raised The increase is dependent on the composite outside temperature The lower the composite outside temperature the more the reduced setpoint is raised Start and end of the increase are adjustable Between these 2 points the reduced setpoint is increased in a linear manner up to the Comfort setpoint TRw TRKw TRRw TRRw 15 C 5 C TAgem Ende Beginn TRw Room temperature setpoint TRKw Comfort cooling setpoint TRRw Reduced setpoint TRRw Increased reduced setpoint Tagem Composite outside temperature 800 1100 1400 Red setpoint increase start 801 1101 1401 Red setpoint increase start 8 3 3 Operating modes The four operating modes of the heating circuit can be selected using the operator unit Automatic operation at the Comfort reduced or frost protection level in accordance with the switching program t
167. nutes Also the pump will be activated and deactivated at the following switching points e Pump continuously on TVxGed lt TVwGef 21 e Pump continuously OFF TVwGef lt TRw lt TVxGed The function can be deactivated 820 1120 1420 Overtemp prot pump circuit Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 8 7 2 Locking signal Pump heating circuits receive locking signals from heat sources or locking signals resulting from DHW heating Locking signals are used to reduce or prevent heat consumption Critical locking signals Locking signals from the heat source protective boiler startup maintained boiler return temperature are considered critical In that case the heating circuit pump is immediately deactivated Uncritical locking signals Locking signals from DHW heating shifting or absolute priority are considered uncritical Impact on the heating circuit pump Status Effect Locking signal lt 20 Normal pump operation Locking signal gt 20 to lt 70 Heating circuit pump cycles The cycling frequency is dependent on the magnitude of the locking signal Locking signal 2 70 Heating circuit pump cycles at a fixed rate 3 minutes on 4 minutes off Locking signal 100 96 Heating circuit pump off 8 7 3 Forced signal Pump heating circuits receive forced signals from the heat source boiler overtemperature protection c
168. ocked when the temperature at both buffer sensors B4 and B41 lies above the flow temperature setpoint Parameter Switching diff compressor has no impact 2359Z110 T Temperature TVLw Flow temperature setpoint t Time of day B4 Buffer storage tank temperature sensor top B41 Buffer storage tank temperature sensor bottom SPoff Switch off point SPon Switch on point Comp Compressor on off The heat pump is switched off as soon as the buffer storage tank reaches the setpoint even if the minimum running time has not yet elapsed The minimum off time is always observed however even if the temperature at the upper buffer storage tank sensor drops below the switch on point Mixing valve boosts can be compensated with the Temp diff buffer HC parameter The value set at the parameter shifts the switch on and switch off point accordingly The flow temperature setpoint for the buffer is 35 C if the flow temperature setpoint of a heating circuit is 30 C and a mixing valve boost of 5 K is set It is sufficient if the heat pump is released at a buffer temperature of 30 C so the parameter can be set to 5 C For the controller to put a heat pump into operation a minimum number of sensors must be connected In the case of control with buffer or combi storage tank the upper buffer storage tank sensor B4 the lower buffer storage tank sensor B41 and the relevant source sensor must be installed If the sensor at the
169. of switch on point after limitation DHW temperature will be stored t Time of day 131 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 10 Domestic hot water 22 September 2006 Behavior in plant with electric immersion heater for DHW Parameters 132 164 If the heat pump cannot complete DHW charging and an electric immersion heater is installed in the DHW storage tank the heater will complete charging The display Charging temp heat pump shows at what DHW temperature the electric immersion heater was switched on At the changeover point the switch on temperature will also be readjusted When the DHW temperature increases because of the electric immersion heater or some other heat source e g solar the switch on point also increases according to the slave pointer principle The switch on point increases to a maximum of the current DHW setpoint minus the switching differential If the DHW temperature falls below the switch on point the heat pump will be put into operation T SPoff p i Pore Ley RENE dm Ac 7 ds ug PETIT ja P imf SPon 1 Lim 4 L a T WPo E E e Tea EHojl T T B e 1 B FM p 8 t T Temperature TWWw Current DHW setpoint TWWCh DHW charging temperature WPMin Minimum heat pump temperature SD TWW Switching differential DHW Lim Limitation on off WP Heat pump on off EH Electric immersion heater on off FM Erro
170. oltage signal H1 H2 Parameters 5954 Heat request 10V H1 5964 Heat request 10V H2 153 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 12 General functions 22 September 2006 12 9 4 Pressure measurement DC 0 10 V The voltage signal active at input H1 H2 is converted to a pressure value in a linear manner The pressure value at 0 5 V is fixed at 0 bar The pressure value at 3 5 V can be set PA D35 4bar 4 D35 2bar 2 1 D35 1bar aa 0 0 5V 3 5V H1 8 P Pressure value in bar D35 Pressure value at 3 5 V at input H1 H2 H1 Voltage signal at input H1 H2 in V Formula Pressure value bar D35 bar voltage at H1 H2 V 0 5 3 The calculated pressure value is used for error and service messages lil The setting has an impact only if with Function input H1 H2 setting Pressure measurement DC 0 10 V has been selected The voltage signal currently delivered can be displayed with function Voltage signal H1 H2 Parameters 5956 Pressure value 3 5V H1 5966 Pressure value 3 5V H2 12 9 5 Heat generation lock The heat sources will be locked when contact H1 H2 is activated e g via ripple control The temperature requests of the connected heating circuits and that of the connected DHW storage tank will be ignored Protective heat source functions e g TKMin will possibly still be completed Frost protection for the heat source will be maintained i
171. on is activated the DHW storage tank will be heated up until the value set here is reached For the legionella function to be regarded as fulfilled the sensor at the top B3 or both sensors B3 and B31 must reach the legionella setpoint which must be maintained for the dwelling time set depending on the parameter type of charging Parameters 1645 Legionella funct setpoint 10 6 6 Dwelling time The demanded Legionella function setpoint must be continuously maintained during the dwelling time set If the storage tank temperature in the case of 2 sensors the temperature acquired by the colder sensor exceeds the Legionella function setpoint minus 1 K the Legionella function setpoint is considered fulfilled and the Dwelling time timer elapses If the storage tank temperature drops below the demanded Legionella function setpoint by more than the switching differential plus 2 K before the dwelling time has elapsed the dwelling time must be fulfilled again If no dwelling time is set the Legionella function is performed the moment the Legionella function setpoint is reached lil If the Legionella function cannot be performed within a 48 hour period an error message will be delivered Parameters 1646 Legionella funct duration 136 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 10 Domestic hot water 22 September 2006 Parameters Manual push Automatic push
172. on the OEM level With this process the factory settings will be overwritten and can no longer be retrieved This function is not provided by all types of controllers 6204 Save parameters 12 8 Reset to default parameters The parameters can be reset to their default values Exempted from this are the following operating pages Time of day and date operator unit wireless all time programs operating hours the different meters as well as all settings on the OEM level 6205 Reset to default parameters 151 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 12 General functions 22 September 2006 Parameters 152 164 Ll 12 9 Input H1 H2 12 9 1 Overview Low voltage input H1 can be used as a contact or voltage input DC 0 10 V signal input H2 as a contact input only Function of input Hx Use of Hx Function Changeover of operating Contact Acting on all heating circuits and DHW mode HC DHW The operating mode of all heating circuits changes to protective mode and DHW off Changeover of operating Contact Acting on all heating circuits mode HCs The operating mode of all heating circuits changes to protective mode Changeover of operating Contact Acting on heating circuit 1 mode HC1 The operating mode of heating circuit 1 changes to protective mode Changeover of operating Contact Acting on heating circuit 2 mode HC2 The ope
173. ontrol TwTR Temperature controller TR setpoint 27 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 2 Oil gas boiler CE1P2359en 22 September 2006 Parameters Parameters Burner hours run and start counter 28 164 2 10 Chimney sweep function and SLT test The chimney sweep function is activated and deactivated with a button on the operator unit When the function is activated a special mode symbol appears on the display of the operator unit The SLT test can only be triggered via a suitable operator unit e g AVS37 294 The function is activated by pressing the chimney sweep button for more than 3 seconds When the button is released the function will be aborted for safety reasons If both functions shall be performed at the same time the SLT test is given priority After a timeout of 1 hour both functions are automatically aborted 2 10 1 Chimney sweep function The chimney sweep function produces the operating status required for making emission measurements flue gas measurements To make the test the boiler temperature setpoint is raised to the level of maximum boiler limitation switch off point TKMax switch on point TKMax SD 2 enabling the burner to be put into operation To reach the minimum boiler temperature of 64 C as quickly as possible TKMinSchornstein all consumers will be locked with an absolute locking signal When the boiler temperature exceed
174. or and the Weather compensation with room influence or Pure room compensation compensation variant the function keeps the heating switched off until the room temperature has dropped to the level of the Reduced setpoint or the frost level When the room temperature has fallen to the reduced level or frost level the heating circuit pump will be activated and the mixing valve released Without a room sensor and the Pure weather compensation compensation variant the quick setback switches the heating off depending on the outside temperature and the building time constant until the calculated room model temperature has fallen to the reduced level or frost level The duration of quick setback can be calculated with the following formula t2 3 Tgeb In TRWnenn TA gem TRWred TA gem t Duration of the quick setback TRWnenn Room temperature setpoint Comfort TRWred Room temperature setpoint Reduced or frost protection level TA gem Composite outside temperature Tgeb Building time constant Duration of quick setback when TRWnenn minus TRWred 2 C e g TRWnenn 20 C and TRWred 18 C Outside Building time constant temperature Mixed la DEE o E e AE a E S A e E Duration of quick setback when TRWnenn minus TRWred 4 C e g TRWnenn 20 C and TRWred 16 C Outside Mixed 9 7 3 1 1 9 1 3 1 0 0 9 0 7 0 6 C C C C C C C C OOo E e E e E ene
175. osite outside temperature and the parameterized heating curve slope The heating curve can be impacted by active room influence compensation variant WR 1 99 96 Slope The steeper the heating curve slope the greater the change of flow temperature at low outside temperatures In other words if the room temperature is not right at low outside temperatures but correct at higher outside temperatures the heating curve slope needs readjusting Increasing the slope Raises the flow temperature especially when outside temperatures are low Decreasing the slope Lowers the flow temperature especially when outside temperatures are low Im 4 i C 4 35 3 2 75 2 5 2 25 2 100 1 75 90 1 5 80 1 25 70 1 60 0 75 50 40 0 5 30 025 4 po lr ee ie i X 20 10 0 10 20 30 C482 TV Flow temperature TA Composite outside temperature The displayed heating curves relate to a room temperature setpoint of 20 C Calculation The resulting flow temperature can be calculated with the following formula TV TR 2 TR TAgem 0 005 TR TAgem2 s TV Flow temperature setpoint heating circuit TR Room temperature setpoint minus heat gains plus room influence Tagem Outside temp composite S Heating curve slope The impact of compensation variant Weather compensation with room influence on the flow temperature setpoint is calculated as follows ATV
176. ost protection for the heating circuit in heating mode Frost protection for the heating circuit ensures that the heating will be switched on as soon as the flow temperature drops below the frost protection level for the flow 5 C independent of operating modes holidays or ECO functions The function remains active until the flow temperature has exceeded the frost protection level by 2 K and then continuous to be active for another 5 minutes This ensures that the entire heat distribution system reaches a certain temperature level While frost protection for the heating circuit is active a heat request is sent to the heat source The function cannot be deactivated When there is no flow temperature sensor installed the frost protection function for the heating circuit is performed with the temperature delivered by the heat source 12 4 12 Frost protection for the heating circuit in cooling mode If during a valid cooling request the flow temperature drops below 5 C the heating circuit will be switched off The pumps will resume operation when the flow temperature exceeds 7 C and a fixed locking time of 5 minutes has elapsed During the time the frost protection is active no cooling request will be sent to the cooling source The heat source is switched off when there is a valid cooling request to prevent the heating circuit frost protection sending a heating request to the heat source in cooling mode 12 4 13 Cooling circu
177. outside temperature or room temperature the flow temperature of the cooling circuits shall be controlled Generation of The compensation variant is generated automatically based on the existing temperature compensation variant values for outside temperature OT and room temperature TR The room influence parameter influences the compensation behaviour if both values are present The cooling circuit has its own Room influence parameter Compensation variants The following compensation variants FV are available Pure weather compensation WW Compensation is performed based on the outside temperature only with the help of the cooling curve Room temperature control RR Compensation is performed based on the room temperature only Weather compensation with room influence WR Compensation is performed based on the outside temperature with the help of the cooling curve and the room temperature 113 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 9 Cooling circuit 22 September 2006 Room temperature Outside temperature Parameters CV CV error RT OT Room influence Not available Not available X WW OT missing Not available Installed X WW No Installed Not available X RR No Installed Installed off WW No Installed Installed 1 99 WR No Installed Installed 100 RR No x setting with no impact If neither of the temperature values
178. parameters sss 151 Save parameters Save sensors Saving parameter settings ssesesssssss 151 Segment address ssseseeee 140 SENSOM SIMON cee 4 2o Ie e cd tases Meee 30 Solid fuel boiler 67 Sensor selection buffer storage tank 69 Siemens Schweiz AG HVAC Products Index Basic documentation ALBATROS range CE1P2359en 22 September 2006 Sensor selection DHW sse 69 Summer compensation eerren 114 Sensor statuses s reititin andei 151 SUPPIUS heat etui et enn pre eidar 39 Sensor type BO inin ennt eee eene 71 Switching differential Sensors DEW iiie ioi Rui ted 127 IS S ttitig idem 151 Switch off temperature SAVING x eei rper e e eie eel 151 Maximum tees E RE e aah 85 Separate circuit 130 MINIMUM E 84 Setpoint SySIe mice ieee Ariat eR 140 Circulation pipe seen 139 System MESSAGES sssssseeee ee 141 DAW zapato tee e bei e ae 122 T Heat PUMP ccccceceeeeeeceeceeeceseeaneeeeeeceesenneeeeeeess 37 Temperature control ccccecceeeeceeeeeeeeeeceeeeeeeeeeeees 134 Heating boiler eee Res 144 Temperature controller electronic 26 Legionella function 136 Temperature differential condenser 33 Setpoint boost repente keen 108 Temperature differential evaporator
179. pe system When the process is reversed it is necessary to monitor the throughflow on the consumer side The same digital input can be used for this as on the source side E15 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 6 Cooling with the heat pump 22 September 2006 Example of plant w Fs Q 8 E rd Necessary output Process reversing valve Y22 on relay output Qx2 4 Parameters 5891 5893 Relay output Qx2 4 5711 Cooling circuit 1 2 pipe system 6 3 1 Activation of the compressor in cooling mode Control with buffer or combi storage tank The compressor will be released when the temperature at both buffer sensors B4 and B41 lies 1 K above the setpoint of the buffer storage tank The compressor will be locked when the temperature at both buffer sensors B4 and B41 lies below the flow temperature setpoint B41 T B4 SPon 1K SPoff TPw On Comp Off EY E N t T Temperature TPw Buffer storage tank setpoint t Time of day B4 Buffer storage tank temperature sensor top B41 Buffer storage tank temperature sensor bottom SPoff Switch off point SPon Switch on point Comp Compressor on off If the lower sensor is not connected the function uses the return temperature sensor for switching the heat pump off The heat pump is switched off as soon as the buffer storage tank reaches the setpoint even if the minimum running time has not yet elapsed The mi
180. pensation 99 Q Quick setback ie tee ERR Ere te rts 101 R Radiator valves ssseeeeeeeen 100 Raising the reduced setpoint sesssssse 91 R cooling 2 5 deed teg dede 121 Storage tank eee eee 74 Reduced setpoint increase 91 Reference room sse 100 Relay stat ses eene tee erre need d 144 Release Circulating pump eeeeeeem 138 DEM scien vedere vey ee eee e ee ie e 124 Electric immersion heater DHW 133 Slage 2 a trn E De 43 83 Release integral sss 14 Release of HP stage 2 5 onde cerit ten 43 Release of the boiler esee 9 Reset Alarm relay 4 aiii etin tuned 57 Reset integral 2 ne rendement 14 Reset integral stage 2 sssssssssssss 44 83 Reset S nsors o xe eli et ee des 151 Responsibility phone no see 56 Room controller Cooling Bee 117 Room function iret niente 98 Room iNY Es nani e No 90 99 114 Green EE 118 Room model erm perdet pr hg ret 99 Room temperature control suusss 89 113 Room temperature limitation s 100 Cooling 1 3 0 eir Reb te RR 118 Room temperature setpoints sssssss 90 Rooom controller een 98 Running time compressor s es 38 S Save reset
181. perature is not yet reached the collector pump will be activated TKol gt TKolUe and TSp TSpSMax If the collector temperature drops by the switching differential below the temperature level of Overtemperature protection for the collector the collector pump will be deactivated again TKol TKolUe SdUe 73 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 5 Solar 22 September 2006 Parameters Recooling via the collector s surface 74 164 If the storage tank temperature increases to the tank s safety temperature the collector pump will be deactivated TSp gt TSpSMax If the storage tank temperature drops 1 K below the tank s safety temperature the collector pump will be activated again TSp lt TSpSMax 1 TA TKolUe TSpSi Lc 1 C TSpMax og prea N On 2 Q5 off j t T Temperature B6 Collector sensor B31 B3 DHW storage tank sensor B41 B4 Buffer storage tank sensor TKolUe Overtemperature protection for the boiler Collector overtemp protection TSpSi Storage tank safety temperature TSpMax Maximum storage tank charging temperature Storage tank temp max Q5 Collector pump on off t Time of day If 2 storage tank sensors are used the sensor acquiring the higher temperature will be considered The collector pump will be deactivated if one of the storage tank temperatures is no longer available
182. perature rises by more than half the switching differential above the boiler temperature setpoint the second burner stage will be switched off The first burner stage remains switched on 2220 Release integral stage 2 2221 Reset integral stage 2 2240 Switching differential boiler 5770 Source type 8310 Actual boiler temperature 8311 Boiler temperature setpoint 2 5 3 Modulating burner In the case of single boiler plants the basic stage of the modulating boiler will be released as soon as a valid boiler temperature setpoint becomes active Refer to Generation of the boiler temperature setpoint page 12 If the required boiler temperature setpoint cannot be attained with the basic stage modulation will be released release integral satisfied When modulation is released the basic stage stays active and setpoint control will be ensured by modulation The basic stage can be switched off again only when modulation is locked reset integral satisfied Modulation is released by a heat deficit integral This differential is considered for integration if the boiler temperature is below the switch on point TKx lt TKw SDK 2 when the basic stage is switched on Modulation is released if the integral reaches the value set in the parameters Modulation is locked by a heat surplus integral This differential is considered for integration if the boiler temperature is above the switch off point TKx gt TKw SDK 2 Modulation is locked if th
183. performed when DHW heating is released for the first time in the morning Setting Once several times per day has no impact If DHW heating is switched off the frost protection setpoint will apply a 2373224 1620 Release 10 2 5 DHW setpoint for BMU The basic unit can take over generating the DHW setpoint for LPB capable BMUs This means DHW operation continues to be available on the room device and HMI despite the fact that it is provided by the BMU The following DHW functions are available e Selection of operating mode e Nominal reduced setpoint according to release 24 h HCs DHW and charging once several times e Legionella function e Circulating pump e Charging time limitation The possibility of integrating solar or solid fuel boilers into the DHW storage tank is retained An electric immersion heater cannot be used The basic unit sends the current DHW setpoint to the BMU On the basis of its own storage tank temperature and the setpoint transferred by the basic unit the BMU autonomously decides when to trigger DHW charging whether it is necessary to instigate a hydraulic separation from the system and to pass on the temperature request internally to the boiler 125 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 Use in the basic unit 126 164 DHW charging via BMU has the following characteristics e No sep
184. point drops below 30 C the switching differential will be reduced in a way that the switch on point approaches the setpoint With a return temperature setpoint of 20 C the switch on point is identical with the return temperature setpoint T SPoff SD je TRL SPon 30 C 8 o N 20 C E TA T Temperature TA Outside temperature TRL Return temperature SDcomp Switching differential compressor SPoff Switch off point SPon Switch on point For the controller to put a heat pump into operation a minimum number of sensors must be connected In the case of control without buffer or combi storage tank return temperature sensor B71 and the respective source sensor brine source inlet temperature water source outlet temperature must be present 2 Control acts on the return temperature Various functions can cause considerable delay of the switch on and switch off point minimum compressor off time minimum compressor running time and compensation of running time related surplus heat heat deficits 2840 Switching diff return temp 35 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Control with buffer or combi storage tank Example Required sensors Parameters 36 164 The compressor will be released when the temperature at both buffer sensors B4 and B41 lies 1 C below the setpoint of the buffer storage tank The compressor will be l
185. pplications with diverting valves the heat source pump overruns The diverting valve maintains the DHW charging position during the overrun time Pump overrun can be aborted by Discharging protection after DHW charging 2250 Pump overrun time 10 4 10 Special features when charging with the heat pump If the high pressure switch trips during DHW charging or if the charging process must be aborted because the hot gas or flow temperature approaches its maximum value the heat pump will be switched off The controller stores the current DHW temperature and readjusts the switch on point to the DHW temperature minus the DHW switching differential The stored temperature is then the new setpoint This setpoint will be maintained until the heat pump during a DHW charging cycle must again abort charging due to a limitation If the Charging temperature heat pump lies below the adjustable value of DHW charg temp HP min a service message will appear If the reduced setpoint lies below DHW charg temp HP min and the heat pump can terminate DHW charging the controller will not deliver a service message _ ai0 finn Lim WP 2 FM n t T Temperature TWWw Current DHW setpoint TWWCh DHW charging temperature WPMin Minimum heat pump temperature SD TWW Switching differential DHW Lim Limitation on off WP Heat pump on off FM Error message SPon Switch on point SPoff Switch off point Anp EP Readjustment
186. proaches the maximum hot gas temperature minus the reduction the controller will always switch off the compressor which at present operates with its second stage and a status message will appear T Toff ax pre a redToff x z SD A a ES N B81 r I i i B82 LU su d T EE 0 i i i 1 1 1 1 s2 5 Ea a Tww 1 0 stam 1 2 0 Ek t T Temperature Toffimax Maximum switch off temperature redToffimax Reduction of the maximum switch off temperature SD Switching differential of the maximum hot gas temperature B81 Hot gas temperature compressor 1 B82 Hot gas temperature compressor 2 t Time of day St1 Stage 1 0 off 1 on St2 Stage 2 0 off 1 on DHW DHW charging 0 off 1 on StatM Status message 0 no 1 yes If one of the compressors must be shut down because of excessive hot gas temperatures the status or error message will show which of the compressors has caused the fault lil If only one of the compressors operates and that compressor is shut down because of hot gas problems the other compressor will take over Parameters 2846 Hot gas temperature max 2847 Swi diff hot gas temp max 2848 Reduction hot gas temp max 2889 Duration error repetition 41 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 3 Heat pump 22 September 2006 3 3 7 High pressure switch compressors 1 2 If the high pressure switch responses a differen
187. r d diff evap max Maximum deviation of the temperature differential across the evaporator Diff evap max Maximum limitation of the temperature differential act active inact inactive Diff evap min Minimum limitation of the temperature differential act active inact inactive t Time of day The compressor must operate a minimum of 3 minutes to show a too large or too small differential The function can be deactivated 8426 Temp diff evaporator 2824 Max dev temp diff evap 7078 Diff condens min week 7080 Diff evap max week 3 5 6 Thermal relay source pump If the thermal relay of the source pump responds the heat pump goes to lockout and can only be put back into operation via manual reset When the source pump is started no consideration is given to the thermal relay for 3 seconds 3 5 7 Flow switch pressure switch The pressure switch signal has an impact only when the source pump operated and the prerun time has elapsed The heat pump will not start if the pressure switch signal is active at the end of the prerun time For the heat pump to start again the Min off time must have elapsed 471164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Parameters Parameters Parameters Electric immersion heater in the flow K26 48 164 If during operation the flow switch pressure switch trips for about 2 seconds the compressor wi
188. r message on off SPon Switch on point SPoff Switch off point t Time of day During minimum off times the electric immersion heater does not provide DHW charging 7092 DHW charg temp HP min 7093 Curr DHW charg temp HP 10 5 Charging with the electric immersion heater 10 5 1 Changeover boiler or heat pump electric immersion heater In place of the boiler heat pump DHW can also be heated with an electric immersion heater If DHW heating is provided by an electric immersion heater no request will be sent to the boiler heat pump The changeover between boiler heat pump and electric immersion heater takes place based on the following criteria Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 Backup In summer operation Always Parameters 24 hour release Release according to DHW release pio The electric immersion heater is used independently of parameter settings for the release the DHW setpoint or any other settings for the storage tank s frost protection function For function refer to section Frost protection On applications with heat pumps the electric immersion heater can also be released when the heat pump does not reach the adjusted DHW setpoint The electric immersion heater is only used in an emergency Normally DHW heating is ensured by the boiler heat pump The electric immersion heater is only
189. r temperature SDK Switching differential of the boiler t Time of day tF Release time The second burner stage is locked by a heat surplus integral This differential is considered for integration if the boiler temperature is above the switch off point TKx gt TKw SDK 2 The second burner stage is locked if the integral reaches the value set in the parameters zd 52 TKw SDK 2 50 TKw 48 l TKw SDK 2 I 3 46 i N tR g 44 T t b Reset integral TKw Boiler temperature setpoint TKx Actual value of the boiler temperature SDK Switching differential of the boiler t Time of day tR Reset time 14 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 2 Oil gas boiler 22 September 2006 Control of burner stage 1 Control of burner stage 2 Parameters Release of the basic stage Release and lock of modulation If the second burner stage is locked the first burner stage is controlled in the same way as a 1 stage burner The first stage remains switched on if the second stage is released Control of the second burner stage is also ensured by an on off controller in which case the switching differential is identical to the switching differential of the first burner stage If the boiler temperature falls by more than half the switching differential below the boiler temperature setpoint the second burner stage will be switched on If the boiler tem
190. r the plant refer to section Frost protection for the plant 2800 Frost protection cond pump 3 2 5 Behavior of the condenser pump in the event of a heat pump fault In the event of a heat pump fault the condenser pump will be deactivated In the case of plant with an electric immersion heater in the flow the pump will be activated when the electric immersion heater is on Frost protection for the plant and frost protection for the heat pump also switch on the condenser pump in the event of fault Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Control without buffer or combi storage tank Required sensors Parameters 3 3 Control of the compressor 3 3 1 Control sensor heat pump The controller automatically determines the sensors to be used for controlling the compressor stages If there is no buffer storage tank the compressor is switched on off according to the return temperature B71 The return temperature setpoint is used for calculating the switch on or switch off point The adjustable switching differential of the compressor SDvera is symmetrical in relation to the setpoint SPoff TRLw SPon Comp 2359Z108 T Temperature TRL Return temperature TRLw Return temperature setpoint Comp Compressor on off SDcomp Switching differential compressor SPoff Switch off point SPon Switch on point If the return temperature set
191. r x x x x x x Automatic identification of sensors x x x x x x Input and output test x x x x x x Service and error messages x x x x x x Status display for partial plant diagram x x x x x x Parameter reset X X X X X xX Read write parameters with operator units x x x x x x Multifunctional inputs and outputs x x x x x x Connection facility radio receiver x x x x x x Extension module for 2nd mixing valve pump circuit x x x x x Extension module for function extensions x x x x Connection facility service tool via OCI700 x x x x x x Connection facility for remote monitoring via OCI611 x x X x x x 7 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 1 Overview 22 September 2006 8 164 1 3 Product liability e The products may only be used in building services plant and applications as described in this document e When using the products all requirements specified in chapters Handling and Technical data of the corresponding user manual must be observed 1 4 Abbreviations Local regulations for installation etc must be complied with Do not open the units If not observed warranty by Siemens becomes void The following list contains the abbreviations used in this Basic Documentation including their meaning Sensor X Relay X Burner Compressor Temperature differential Switching diff Switching point on off Stage Temper
192. rating mode of heating circuit 2 changes to protective mode Changeover of operating Contact Acting on heating circuit 3 mode HCP The operating mode of heating circuit 3 changes to protective mode Heat generation lock Contact Acting on the heat source The heat source will be locked Minimum flow temperature Contact Acting on the heat source setpoint Heat request with the temperature value will be generated according to parameter Min flow temp setpoint Heat request DC 0 10 V Voltage Acting on the heat source signal Heat request with a temperature value DC 0 10 V proportional to the voltage value will be generated Pressure measurement Voltage Acting on the water pressure functions DC 0 10 V signal A pressure value proportional to the DCO0 10V voltage will be calculated Error alarm message Contact Generates error message 171 5950 Function input H1 5960 Function input H2 12 9 2 Minimum flow temperature setpoint Function for setting the temperature at which the heat source is maintained when contact H1 or H2 is closed The setting has an impact only if with Function input H1 or Function input H2 the Min flow temp setpoint setting has been selected The heat source will maintain the temperature level set here until contact Hx reopens or more heat is requested Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 12 General functions CE1P2359en 22 September 2006
193. rature WP B71 or storage tank temperature top B4 Process reversing valve Y22 Parameters 2951 Release defrost below OT 2952 Switching differential defrost 2953 Temp diff defrost max 2954 Evapor temp defrost end 2958 Number defrost attempts max 2959 Defrost stabilization time 2962 Duration defrost lock 2963 Time up to forced defrost 2964 Defrost time max 2965 Dripping time evapor 2966 Cooling down time 2970 Switch off temp minimum Diagnostic parameters 8006 Status heat pump 8470 Fan K19 8471 Process reversing valve Y22 8475 Evaporator temperature 8477 Temp diff defrost act value 8478 Temp diff defrost setpoint 8480 Remain time defrost lock 8481 Remain time forced defrost 8485 Number of defrost attempts 53 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 3 Heat pump 22 September 2006 Service parameter HP interval HP time since maint Reset Max starts compr1 hrs run Cur starts compr1 hrs run Reset Max starts compr2 hrs run Curr starts comp2 hrs run Reset Diff condens max week Cur diff condens max week 54 164 3 7 4 Manual defrosting The defrost function can also be triggered manually Either via input E17 or operating line 7152 In the case of manual defrosting no consideration is given to the release temperature operating line 2951 and Duration defrost lock operating line 2962 7152 Triggering defrost 3 8 Maintenance To simplify plant ma
194. rature rises back again above the switch on point the first stage is switched on 83 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 6 Cooling with the heat pump 22 September 2006 Parameters Behavior with 2 sue St 2864 23592155 Temperature Actual value of the return temperature Return temperature setpoint Switching diff return temp Reset integral Time of day Stage 2 0 off 1 on Stage 1 0 off 1 on Reset integral stage 2 6 3 3 Minimum switch off temperature If the flow B21 or the return temperature B71 falls below the minimum switch off temperature the compressor will be switched off The compressor will be switched on again when the temperature at both sensors has exceeded the Minimum switch off temperature by the amount of the Switching diff return temp and the Minimum off time has elapsed If the flow or return temperature approaches the minimum switch off temperature compressors compressor 2 should be switched off before compressor 1 reaches its limitation For this reason compressor 2 always switches off at the minimum switch off temperature 1 K no status message will appear Parameters 2970 Switch off temp minimum 2840 Switching diff return temp 84 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 6 Cooling with the heat pump 22 September 2006 Parameters 6 3 4 Maximum swi
195. re TKol gt TSpeicher 2 K The function is ended if the storage tank temperature comes within 1 K of TRKw TSpeicher lt recooling setpoint 1 K The function can be deactivated In addition it is possible to select whether it should be in effect all year long or only in summer TA Be B4 B41 3 B3 B31 SDR sacar v HERR N V N 7 M TSpRi lt Q5 off on off on off p t T Temperature B6 Collector sensor B3 B31 DHW storage tank sensor B4 B41 Buffer storage tank sensor SDRU Switching differential for recooling Switching differential TSpR Setpoint for storage tank recooling TSpMax Maximum storage tank charging temperature Storage tank temp max Q5 Collector pump on off t Time of day The switching differential for recooling SdR corresponds to the value of the switch on differential SdEin of the charging controller but will be limited for recooling to a minimum of 3 C The function is performed with sensor B3 B4 if the lower storage tank sensor B31 B41 is not connected The function is not available if there are no storage tank sensors 5024 Switching differential DHW storage tank 4755 Recooling temperature buffer storage tank 5055 Recooling temperature DHW storage tank 4757 Recooling collector buffer storage tank 5057 Recooling collector DHW storage tank Surplus energy in the storage tank can be emitted to t
196. re 8311 Boiler temperature setpoint 13 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 2 Oil gas boiler 22 September 2006 Release burner stage 1 Release burner stage 2 Release integral Locking burner stage 2 Reset integral 2 5 2 2 stage burner In the case of single boiler plants the burner stage of the 1 stage boiler will be released as soon as a valid boiler temperature setpoint becomes active Refer to Generation of the boiler temperature setpoint page 12 If the required boiler temperature setpoint cannot be attained with the first burner stage the second burner stage will be released release integral satisfied When the second burner stage is released the first burner stage stays active but setpoint control will be ensured by the second stage The first stage can be switched off again only when the second stage is locked reset integral satisfied The second burner stage is released by a heat deficit integral This differential is considered for integration if the boiler temperature is below the switch on point TKx TKw SDK 2 when the first burner stage is switched on The second burner stage is released if the integral reaches the value set in the parameters id 52 TKw SDK 2 507 f TKw 48 TKw SDK 2 467 R tF 8 a Release integral TKw Boiler temperature setpoint TKx Actual value of the boile
197. reset if the respective access right has been granted Interval for maintenance of DHW storage tank Setting of interval in months at which the DHW storage tank must be serviced Period of time in months elapsed since last service visit If the value lies above setting DHW storage tank interval operating line 7090 symbol f appears on the display and the info level shows the following maintenance message 11 DHW storage tank interval The parameter can be reset if the respective access right has been granted 55 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 3 Heat pump CE1P2359en 22 September 2006 DHW charg temp HP min Curr DHW charg temp HP No reset Text responsibility 1 5 Phone no responsibility 3 5 Parameters 56 164 Minimum DHW charging temperature Minimum temperature to which the DHW storage tank must be charged by the heat pump with no abortion of charging The controller saves the DHW temperature at which charging by the heat pump was last aborted since the heat pump has reached the limitation for high pressure hot gas or the maximum switch off temperature If the value lies below setting DHW charg temp HP min operating line 7092 symbol f appears on the display and the info level shows the following maintenance message 12 DHW charg temp too low This parameter cannot be reset When with the next DHW charging cycle the minimum DHW charging t
198. revious setpoint during the period of time the forced signal is active BR ON OFF ee en eee t Q t ON D 3 OFF be i B Y PN t TVNw 11 TVRw tee t BR Burner Q Pumps Y Mixing valve TVNw Nominal flow temperature setpoint TVRw Reduced flow temperature setpoint tPN Pump overrun time t Time of day Parameters 2250 Pump overrun time 22 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 2 Oil gas boiler 22 September 2006 Parameters Temperature time integral 2 8 Maintained boiler return temperature 2 8 1 Minimum return temperature setpoint The required minimum return temperature setpoint can be parameterized If the boiler return temperature falls below the return temperature setpoint maintained boiler return temperature becomes active In connection with the return temperature the following functions can be provided Locking signal acting on the consumers Control of the bypass pump Control of a modulating valve 2270 Return setpoint min 2 8 2 Acting on the consumers locking signal If with the boiler released the return temperature falls below the set minimum temperature a locking signal will be calculated With proper pump circuits heating circuit pump DHW charging pump external load the consumer pumps will be deactivated or will stay deactivated if the locking signal exceeds the relevant threshold value With mixing heating c
199. running time mixing valve Xp mixing valve Tn The mixing valve settings of the heating circuit apply in heating mode Parameters 939 Actuator type 940 Switching differential 2 pos 941 Actuator running time 942 Mixing valve Xp 943 Mixing valve Tn 9 7 2 Mixing valve in heating mode The Mixing valve in heating mode parameter determines the position of the mixing valve during heating mode The setting has the following effect Valve provides control in heating and cooling mode Open Valve provides control in cooling mode it is open in heating mode Y1 1 Example Suitable for HPs pump heating circuit in heating mode mixing heating circuit in cooling mode Closed Valve provides control in cooling mode it is closed in heating mode Y1 0 The parameter does not have any effect on the mixing valve of the expansion module Parameters 945 Mixing valve in heating mode 120 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 9 Cooling circuit 22 September 2006 Heating request Heating DHW request in the system Locking signals Forced signals 9 8 Cancellation of cooling mode 9 8 1 Heat requisition Cooling mode is cancelled if a heating request from the heating circuit occurs during cooling mode and heating mode starts immediately After the end of heating mode the locking time after heating mode must elapse before cooling mode can be resumed again Active coolin
200. s 64 C all consumers will be forced to draw heat via a forced signal ensuring that the boiler will not be switched off Pressing the manual control button whilst the chimney sweep function is active cancels the chimney sweep function and changes to manual control 7130 Chimney sweep function 2 10 2 SLT test TUV The SLT test produces the operating status required for testing the safety limit thermostat SLT To make the test the burner is kept running without giving consideration to the maximum boiler temperature limitation TKmax and the electronic temperature controller TR In addition an absolute locking signal is sent to all consumers mixing valves closing pumps off enabling the boiler with no load to reach the safety temperature as quickly as possible and to cause the SLT to trip 7133 Safety limit thermostat test 2 11 Maintenance diagnosis The controller provides various parameters for maintenance and diagnosis Two device specific versions are available for counting the burner operating hours and burner starts Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 2 Oil gas boiler 22 September 2006 First stage Second stage Maintenance function burner hours run Maintenance function burner starts Oil gas boiler maintenance function i Version 1 Counting is performed using the 230 V input E1 and is implemented in the following controllers
201. s always used for the calculation if the room sensor is missing e The model temperature is used in the calculation if pure weather compensation is demanded e The real temperature is used in the calculation if there is a room sensor and room influence or room control is demanded 6112 Gradient room model 6110 Time constant building 8703 Attenuated outside temperature 8 5 3 Room influence When a room temperature sensor is used there is a choice of 3 different types of compensation Setting Type of compensation Pure weather compensation 1 99 Weather compensation with room influence 100 96 Pure room compensation Outside sensor required The flow temperature is calculated via the heating curve depending on the composite outside temperature 99 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 8 Heating circuits 22 September 2006 Weather compensation with room influence jmd e Ll Pure room compensation puio Parameters 100 164 This type of compensation calls for a correct adjustment of the heating curve since in that case the control gives no consideration to the room temperature Deviations of the actual room temperature from the setpoint are acquired and taken into account when controlling the temperature Heat gains can thus be considered facilitating more accurate room temperature control The authori
202. s and forced signals e The pump is switched off and on in the event of locking signals and forced signals due to the chimney sweep function e The pump is switched off in the event of locking signals due to heat source protective startup and maintained boiler return temperature e The pump is switched off in the event of locking signals due to shifting or absolute DHW priority 12 10 2 H2 pump Q18 The function of an H2 pump is available when a request at input H2 can act on it minimum flow temperature setpoint and auxiliary function Q18 has been selected at one of the multifunctional relay outputs With regard to function pump H2 operates like pump H1 12 11 Yearly clock The basic unit accommodates a yearly clock with the setting parameters for the time of day hh mm date dd mm and year yyyy The weekday is calculated based on the date and the year Summer wintertime changeover is automatic in accordance with international regulations e Changeover to summertime At 02 00 on the last Sunday in March e Changeover to wintertime At 03 00 on the last Sunday in October Should the regulations be changed the new changeover dates can be entered via parameters Start of summertime and End of summertime The entry to be made is the earliest possible changeover date The changeover day is always Sunday Example If the start of summertime is specified as The last Sunday in March the earliest possible chang
203. s no heat pump flow temperature sensor the heat pump min switch off temperature should be set to at least 17 C The HP reverts to heating mode after a power failure Following the Defrost stabilization time 2959 the Duration defrost lock and the Time up to forced defrost start to run The Temp diff defrost max 2953 forms the new defrosting setpoint 8478 The next defrost mode is triggered as soon as either the new defrosting setpoint 8478 or the Time up to forced defrost 2963 is reached see Triggering the defrost mode page 50 If a malfunction occurs during defrosting defrosting is cancelled and the next defrost attempt is initiated using the same criteria as following a cancellation due to a power failure The following heat pump malfunctions lead to cancellation of defrost mode e High low pressure e Max hot gas temperature exceeded e Winding protection compressor e Emergency operation with electric heating rod e Sensor fault of the sensors acc to configuration e Thermal cutout fan If one of the temperatures in the condenser circuit B21 B71 or B4 drops below the frost value 5 C during defrosting the process is cancelled the heat pump is switched off as for a malfunction and the Defrosting fault error message is displayed For the heat pump to resume operation any Defrosting fault must be manually reset Source inlet temp B91 Evaporator temperature B84 Return tempe
204. short circuit or open circuit 3850 Collector overtemp prot 4751 Storage tank temperature max buffer storage tank 5051 Storage tank temperature max DHW storage tank 5 4 2 Recooling It makes sense to use recooling together with overtemperature protection If the DHW storage tank has already reached the safety temperature level which means that collector overtemperature protection is no longer possible recooling can again lower the storage tank s temperature level typically during the night Recooling of the storage tank can be accomplished via the collector s surface or via heat source and space heating Cooling mode is cancelled if the DHW storage tank has to be recooled during cooling mode The surplus energy held by the storage tank can be emitted to the environment by circulating the water through the cold collector The collector pump is switched on if the lower storage tank temperature B31 B41 is at least 2 K above the recooling setpoint and is higher than the collector temperature by at least the charging switching differential set in the parameters TSpeicher gt TRKw 2 K and TSpeicher gt TKol SdEin Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 5 Solar 22 September 2006 Parameters Recooling via heat source cooling source space heating A The collector pump is switched off if the collector temperature comes within 2 K of the storage tank temperatu
205. single stage charging pump on the basis of the temperature differential between the DHW storage tank and the collector or between the buffer storage tank and the collector The following stages of extension are available with the various basic units With DHW storage With buffer storage tank tank RVS13 RVS53 183 RVS43 143 RVS43 143 RVS46 543 RVS63 RVS63 RVS51 843 The basic unit supports One collector panel with collector sensor B6 Collector pump Q5 1 speed One exchanger with DHW storage tank sensor B3 or B31 One exchanger with buffer storage tank sensor B4 or B41 The following functions are available dT control for DHW storage tank and buffer storage tank Minimum and maximum charging temperature Minimum running time Pump and valve kick Status display operating status Overtemperature protection for the collector Storage tank recooling via the collector Storage tank recooling via the boiler space heating Frost protection for the collector Evaporation of collector medium protection for the pump Collector start function Collector hours run Display of minimum and maximum collector temperature A collector sensor B6 and a collector pump Q5 must be set in the parameters on the multifunctional inputs outputs BX QX for configuration of the solar scheme and for the associated parameters to be displayed or else the Solar DHW application must be used via an extension modu
206. solar charging control If that sensor is missing the upper storage tank sensor B4 will automatically be used If both storage tank sensors are missing and the solar diagram is active an error message will be delivered and the collector pump deactivated independent of the collector temperature Sensor connected Sensors used for solar charging control to B4 B41 No solar buffer storage tank charging possible x Sensor Collector sensor B6 gt collector temperature S Lower storage tank sensor B41 gt storage tank temperature Sensors Collector sensor B6 gt collector temperature Upper storage tank sensor B4 gt storage tank temperature no sensor connected x makes no difference with without sensor 69 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 5 Solar 22 September 2006 If both storage tank sensors are missing short circuit open circuit the collector pump will be deactivated If the collector sensor does not exist short circuit open circuit the collector pump will also be switched off In both cases an error message is displayed 5 2 3 Display of the actual values The temperature values of B6 B3 and B31 are displayed as collector temperature 1 DHW temperature 1 and DHW temperature 2 The temperature values of B4 and B41 are displayed as buffer storage tank temperature 1 and buffer storage tank temperature 2
207. sor input B3 is used for a thermostat temperature control is effected based on the thermostat s contact position The manual push can be activated When the legionella function is activated charging to the legionella setpoint takes place Parameters 5062 El immersion heater control 134 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 10 Domestic hot water 22 September 2006 Off Periodically Fixed weekday Parameters Parameters Parameters 10 6 Fighting legionella viruses 10 6 1 Legionella function strategy When the legionella function is activated the DHW storage tank temperature is periodically raised to the Legionella function setpoint The Legionella function setpoint can be maintained during the set dwelling time In this position the legionella function is deactivated The legionella function is repeated according to the selected Legionella function period If the Legionella function setpoint is attained via solar plant independent of the time set the period of time will be started again This means that the heat source is switched on only if the solar plant could not deliver the required Legionella function setpoint within the adjusted period of time The legionella function can be activated on a fixed weekday When using this setting heating up to the legionella setpoint takes place on the selected weekday independent of previous stora
208. storage tank charging with solar heat X x x x x x Buffer storage tank charging with solar heat x x Overtemperature protection collector X X x x x x Yield hours run counter X XiX X X x Frost protection solar X x x x x x 6 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 1 Overview 22 September 2006 oO 0 o o ii ce eoc c0 c005 o 0 5 00 90 ZZ virii Heat source solid fuel boilers uncontrolled Differential temperature switch x x Selectable reference B31 B41 x x Hours run counter pump x x Frost protection solid fuel boiler x x Heat source cascade Cascade master Cascade slave x Separate circuit x x Heating circuit control Pure weather compensation x x x x x x Weather compensation with room influence x x x x x x Pure room temperature compensation x x x x x x 1st mixing pump heating circuit with 7 day program x x x x x x 2nd mixing pump heating circuit with 7 day program x x Optional pump heating circuit with 7 day program x x x x x x The building s thermal dynamics are taken into consideration building time constant ea eae Ut a cay Automatic adaptation of heating curve x x x x x x Automatic summer winter changeover x x x
209. tch off temperature cooling If the flow B21 or return temperature B71 exceeds the maximum switch off temperature the compressor will be switched off The pumps continue to run for the duration of the set prerun time but at least two minutes The pumps switch off if the temperatures are still too high after this The controller attempts to start up the compressor again after the set Min off time The pumps start operating again and the compressor starts if the Max switch off temperature is not exceeded If the compressor is unable to start operating the controller attempts to take the compressor into operation again after waiting for the Min off time again In plants without a buffer storage tank the heating circuit pumps or the condenser pump Q9 continue to run even during the Min off time The function can be activated deactivated This function is only active in connection with active cooling It has no effect in passive cooling 3000 Switch off temp max cooling 6 3 5 Active cooling and DHW charging When there is a DHW request the heat pump switches over to heating mode without switching off the compressor The cooling circuits only remain operating if a buffer storage tank can supply the required cooling Otherwise the cooling circuits are locked during DHW charging 85 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 6 Cooling with the heat pump 22 September 20
210. temperature For pure room temperature control the room influence must be set to 100 96 928 Room influence 9 2 3 Minimum flow temperature cooling The flow temperature setpoint is limited by the Minimum flow temperature cooling The limit also acts on the cooling request to the sources The required minimum flow temperature must be entered for both base points Flow temperature setpoint min at OT 25 C and Flow temperature setpoint at OT 35 C The controller generates a straight line between the two points However the value can never drop below 5 C If there is no valid outside temperature the controller uses the Flow temp setp min OT 35 C parameter TVKw EN S N ite p e N T coe 924 25 C 35 C TAgem TVKwr Resulting flow temperature setpoint of cooling with minimum limitation TVKw Flow temperature setpoint of cooling without minimum limitation Tagem Composite outside temperature 923 Flow temp setp min at OT 25 C 924 Flow temp setp min at OT 35 C 9 2 4 Flow temperature alarm The flow temperature alarm functions in the same way as the alarm in heating mode see page 108 117 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 9 Cooling circuit 22 September 2006 Parameters Parameters Parameters 118 164 9 3 Room functions 9 3 1 Room influence The room influence functions in the sa
211. temperature in the storage tank is exceeded Charging will be released again TSp TSp 1 K when the storage tank temperature drops 1 K below the maximum charging temperature The protective collector overtemperature function can reactivate the collector pump until the storage tank s safety temperature is reached When 2 sensors are used B3 B31 or B4 B41 charging will be aborted as soon as one of the temperatures acquired by the 2 sensors lies above the maximum storage tank charging temperature TA TSpMax sa L ML MMMM MMMM B41 B4 B31 B3 2359Z122 t T Temperature B31 B3 DHW storage tank sensor B41 B4 Buffer storage tank sensor TSpMax Maximum storage tank charging temperature Q5 Collector pump on off t Time of day 4750 Charging temperature max buffer storage tank 5050 Charging temperature max DHW storage tank 5 4 Protection for the collector 5 4 1 Overtemperature protection If there is a risk of overtemperature at the collector storage tank charging will be continued beyond the maximum charging temperature until the storage tank s safety temperature is reached When this temperature level is attained overtemperature protection for the collector is no longer possible and the collector pump remains deactivated If the collector temperature exceeds the temperature level of Overtemperature protection for the collector and if the storage tank s safety tem
212. temperature minus the reduction is reached If the DHW storage tank uses an electric immersion heater the latter terminates charging also refer to the DHW functions and forced charging of the buffer storage tank For a new request to be sent to the heat pump the temperature in the DHW storage tank must drop by the adjusted switching differential or by 5 C in the buffer storage tank also refer to DHW functions and Forced buffer storage tank charging T Toffinax a A LE ers a nnn nnn SD 4 1 I LJ I r t 4 1 1 Com E Po 1 i TWW t 0 1 B Stam o i t T Temperature Toffimax Maximum switch off temperature redToffmax Reduction of the maximum switch off temperature SD Switching differential of the maximum hot gas temperature t Time of day Comp Compressor 0 off 1 on DHW DHW charging 0 off 1 on StatM Status message 0 no 1 yes If hot gas switching off occurs a second time during the adjustable Duration error repetition the fault must be manually acknowledged before the heat pump resumes operation 40 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 3 Heat pump 22 September 2006 Behavior with 2 If 2 compressors are used each of them has its own hot gas sensor The order the 2 compressors compressors are put into operation can vary because of changeover of sequencing If one of the hot gas temperatures ap
213. ters Parameters Parameters 12 6 Saving resetting sensors To ensure that after installation of the plant missing sensors are detected and not accepted as correct plant statuses as this would be the case with automatic sensor detection the Commissioning status function has been implemented This function learns the connected sensors and in the event of loss generates an error message and also prevents the plant diagram from being exchanged This function is not provided by all types of controllers At midnight the basic unit saves the statuses at the sensor terminals provided the controller has previously been in operation for at least 2 hours If after storage a sensor fails the basic unit generates an error message This setting is used to ensure immediate saving of the sensors This becomes a requirement when for instance a sensor is removed because it is no longer needed This setting is used to reset all connected sensors The sensors are read in again with the Save sensors function or automatically at midnight provided the controller has previously been in operation for at least 2 hours 6200 Save sensors 6201 Reset sensors 12 7 Save parameters The current parameter settings can be saved as new standard settings Exempted from this are the following operating pages Time of day and date operator unit wireless and all time programs operating hours the different meters as well as all settings
214. the nominal setpoint When the legionella function is activated charging to the legionella setpoint takes place When the DHW operating mode is switched off charging is provided so that the frost protection level is continuously maintained The manual push can be activated 1 iw Onn EU LCI O Example 2358224 If used for that purpose DHW charging with the electric immersion heater is released within the DHW release period for maintaining the DHW temperature at the nominal setpoint When the legionella function is activated charging to the legionella setpoint takes place Outside the DHW release charging to the reduced setpoint is ensured 133 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 10 Domestic hot water 22 September 2006 Release according to switching program 4 jmd e Parameters Control with external thermostat Control with DHW sensor If required the automatic DHW push can also switch to the nominal setpoint outside the release period When the DHW operating mode is switched off charging is provided so that the frost protection level is continuously maintained The manual push can be activated Example us Age IF LI lu 2358225 ys If used for that purpose DHW charging with the electric immersion heater is released within switching program 4 for maintaining the DHW temperature at the nomina
215. tiation is made between 2 cases 1 Inthe event of a high pressure fault when the flow temperature B21 and the return temperature B71 lie below the adjustable Temp threshold mode on plant startup The heat pump is shut down and can only be put back into operation via manual reset 2 Inthe event of a high pressure fault when the flow temperature B21 and the return temperature B71 lie above the adjustable Temp threshold mode during plant operation The heat pump switches off On completion of the minimum off time the heat pump will be switched on again If the malfunction occurs a second time within the adjustable Duration error repetition the heat pump goes to lockout and can only be put back into operation via manual reset When the compressor is started no consideration is given to the high pressure switch for 3 seconds Parameters 2887 Temp threshold mode 2889 Duration error repetition 3 3 8 Low pressure switch compressors 1 2 If the low pressure switch trips the heat pump is shut down and can only be put back into operation via manual reset lil When the compressor is started no consideration is given to the low pressure switch for an adjustable period of time Parameters 2888 Duration LP bridging 3 3 9 Winding protection compressors 1 2 If winding protection for compressor 1 responds compressor 1 will go to lockout If winding protection for compressor 2 responds compressor 2 will go to lockout
216. ting can be triggered at any time by making a manual DHW push one time DHW charging to the nominal setpoint If the legionella function was not performed because of a holiday period it will be made up for the first time DHW is heated to the nominal setpoint 10 2 4 Release of DHW When DHW heating is switched on the release parameter can be used to determine when within a 24 hour period DHW charging shall take place The time of release does not apply to DHW charging with the electric immersion heater A specific parameter is used for release of the electric immersion heater refer to section Electric immersion heater DHW heating can be released in 3 different ways When this setting is used DHW heating is continuously released as long as it is switched on The DHW setpoint is always the nominal setpoint unless the legionella function has been activated Setting Once several times per day has no impact If DHW heating is switched off the frost protection setpoint applies E 2371218 o o A NM N A 2 Onn m f LOTIT Lj Release When this setting is used DHW heating is released during the occupancy times of the connected heating circuits If at least one of the heating circuits is at the Comfort level DHW heating will also be released If all heating circuits are at the reduced level or in protective mode the DHW level will also be set to reduced The actual time switch settings o
217. tion variant WW weather compensation WR weather compensation with room influence RR room controller RF Room sensor RM Room model 98 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 8 Heating circuits 22 September 2006 Parameters Compensation variants Pure weather compensation without room influence 8 5 2 Room model The room model calculates a fictive room temperature for rooms that have no room temperature sensor This allows boost heating quick setback and optimum start and stop control to be implemented with no need for using a room temperature sensor The calculation takes into account the attenuated outside temperature and the room model gradient for switching to a higher setpoint and the building s time constant for switching to a lower setpoint TRw x TRK D N ite A e N TRR TRF TAgem ee c eee jul t T MN c p TRwAkt Current room temperature setpoint TRmod Room temperature model TRK Comfort cooling setpoint TRR Reduced setpoint TRF Frost protection setpoint Tagem Composite outside temperature The room model is always calculated If the outside temperature is missing the room model performs the calculation with the substitute value of 0 C The space heating functions then decide independently on the source of the room temperature based on the compensation variant and the status of the room sensor e The model temperature i
218. to different exposure to solar radiation of the various buildings the different sections of the system can be equipped with their own outside sensors 143 164 Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range 11 LPB system CE1P2359en 22 September 2006 12 General functions 12 1 Manual control oil gas boiler 12 1 1 Relay statuses When manual control is activated the relays are no longer energized and deenergized according to the control status but are set to a predefined manual control status in accordance with their functions see table below AN A burner relay energized in manual control can be deenergized by the electronic temperature controller TR Manual control remains active as long as it is selected It has no function timeout After power down up manual control is reestablished if previously active Designation Output Status Oil gas boiler Burner 1st stage K4 On Boiler pump Q1 On Bypass pump Q12 On Solar Collector pump Q5 Off Domestic hot Charging pump Q3 On water Diverting valve Q3 Off Circulating pump Q4 On Electric immersion K6 On heater Heating circuits 2nd heating circuit Q2 On 1 3 pump Q6 Q20 Mixing valve Y1 Y2 Off opening closing Y5 Y6 Heating circuit pump Q21 On 2nd speed Q22 Q23 Extra functions Pump H1 Q15 On Pump H2 Q18 On Alarm output K10 Off Parameters 7140 Manual control 12 1 2
219. trol deviation and readjusts at midnight the parameters for calculating the heating curve depending on the attenuated outside temperature and the learning sensitivity During boost heating the room temperature control deviation will not be integrated After each learning step the learning sensitivity is reduced in a stepwise fashion When readjusting the heating curve or heat gains the sensitivity is automatically set to the maximum A certain minimum sensitivity is always maintained If the attenuated outside temperature is below 4 C the heating curve slope will be readjusted through the learning process If the attenuated outside temperature lies between 4 C and 12 C the heating curve slope and the parallel displacement will be readjusted through learning If the attenuated outside temperature exceeds 12 C the learning process will be stopped These benchmarks apply to comfort setpoint 20 C heat gains 0 K and curve displacement 0 K Parameters 726 Heating curve adaptation 97 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 8 Heating circuits 22 September 2006 8 4 4 Room controller In the case of pure room temperature control compensation variant RR calculation of flow temperature setpoint without outside temperature the controller calculates the currently required flow temperature based on the room temperature setpoint and the room temperature The flow temperature setpoint is cal
220. ture SDK Switching differential of the boiler t Time of day BR Burner 0 off 1 on Signal Locking signal Plus Locking signal will be built up Passive Locking signal will remain at a constant level Minus Locking signal will be decreased Protective startup with The boiler pump will be deactivated or will stay deactivated if the locking signal exceeds 5 boiler pump The function can be deactivated Protective startup with The consumer pumps heating circuit pump DHW charging pump external load will be consumer pumps deactivated or will stay deactivated if the locking signal exceeds the relevant value e Heating circuit pump Locking signal gt 0 Heating circuit pump off Locking signal 0 Normal pump operation e DHW pump Fa Locking signal gt 50 DHW pump OFF Locking signal lt 50 Normal pump operation i If protective startup sets in during DHW charging with shifting DHW charging priority the locking signal for shifting priority will be set to 100 This ensures that the DHW charging pump can be activated before the heating circuit pumps are put into operation Protective startup with When protective startup is activated the consumers with mixing valve will be restricted in consumer mixing valves their heat consumption in accordance with the locking signal value The function can be deactivated Parameters 2260 Prot boil startup consumers 2261 Prot boil startup boil pump 21 164 Siemens S
221. ty of deviation is set as a percentage figure The better the reference room correct room temperature correct mounting location etc the higher the value can be set e Example Approx 60 Good reference room Approx 20 Unfavorable reference room conditions To provide the function following must be considered e Aroom sensor must be connected e The Room influence setting must be selected between 1 and 99 e There should be no thermostatic radiator valves in the reference room mounting location of the room sensor If such valves are installed they must be set to their fully open position The impact of the selected room influence can be calculated with the following formula ATRw ATR room influence 10 ATR Room deviation TRw TRx ATRw Resulting room setpoint readjustment Example of a room temperature deviation of 1 C with a selected room temperature influence of 50 ATRw 1 C 50 10 5 C Weather compensation with room influence leads to an adaptation of the heating curve refer to page 96 The flow temperature is controlled depending on the room temperature setpoint the current room temperature and the progression of the room temperature For example a slight increase in room temperature causes an immediate drop of the flow temperature To provide the function following must be considered e A room sensor must be connected e Room influence must be set to 100 e There should
222. ul to introduce a temporal limitation of DHW charging If activated DHW heating will be stopped for the same period of time on completion of the parameterized time and then resumed During this charging pause the boiler s heat pump s capacity is used for space heating If the heating circuits are switched off summer operation ECO etc DHW charging will not be interrupted Parameters 5030 Charging time limitation 10 4 3 Charging pump diverting valve DHW charging can take place with a charging pump or diverting valve and heat source pump Functions DHW priority and Discharging protection are only possible with a charging pump If there is heat demand from space heating the valve will always be driven back to the Space heating position If there is no heat demand from space heating summer operation ECO functions holidays it is possible to select whether the valve in the DHW position shall wait for the next DHW charging cycle or whether it shall also be driven back to the Space heating position Parameters 5731 DHW control element Q3 128 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 10 Domestic hot water 22 September 2006 Application with sensor Application with thermostat Parameters No priority Shifting priority Lil 10 4 4 Discharging protection During charging Function DHW discharging protection ensures that the charging pu
223. undershoot This means that when the undershoot is significant the setpoint reduction will be greater 2 8 3 Acting on the bypass pump If with the boiler released the return temperature falls below the adjusted minimum temperature the bypass pump will be activated The bypass pump can be controlled in 2 different ways Control of the bypass pump according to the return temperature The bypass pump is controlled based on the adjusted Switching differential bypass pump and the Return setpoint min Prerequisite Bypass pump TKRx lt TKRmin ON TKRx gt TKRmin SDBP OFF on completion of the pump overrun time Example ie TKRx 60 4 TKRmin SDBP 50 TKRmin 40 4 0 10 20 30 min t x e a e N co N BR Burner BP Bypass pump tPN Pump overrun time TKRx Actual boiler return temperature TKRmin Minimum limitation of the boiler return temperature SDBP switching differential of bypass pump 25 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 2 Oil gas boiler 22 September 2006 Example Parameters Parameters Function 26 164 Control of the bypass pump according to the burner The bypass pump operates only as long as the burner is in operation and the return temperature lies below Return setpoint min The bypass pump is deactivated whenever the burner is switched off BR BR Burner BP Bypass pump tPN Pump overrun time
224. ure setpoint cooling esssssss 116 9 3 Room f nctionis soviet et eret m e PU rt ORE E Ee RS 118 9 4 ECO functiohs coiere inta teen einge dedere ere ine deinen aec 118 9 5 Humidity monitoring 2 terc codon e ed ende eiit eed decedere rede edd ced 119 9 6 2 speed heating circuit pump seseeneneem mene 119 9 7 Mixing heating Cil CUlt 2o irre retro eod tede e e eti Re reip d cues 120 9 8 Cancellation of cooling mode sseeene eee 121 10 Domestic hot water 0 erede ee dete ete i pee ee tet 122 10 1 Introductions MOD ee eee en ee eel ene in eee ise ee 122 10 2 Generation of the DHW setpoint ssssee eee 122 10 3 Type of request inte pce tct ER eH edere roe Lee dei eae 126 10 4 Charging with the boiler or heat pump seem 128 10 5 Charging with the electric immersion heater sseee 132 10 6 Fighting legionella viruses esenn mm 135 4 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products Table of contents 22 September 2006 10 7 DEIW pushis uat cede 137 10 8 Circulating eo om 138 11 EPB 7 system imet pee E ee t a e ab hie dede 140 12 General functions trt e eue qo o RR ope XE ERR Ee EE uv cd 144 12 1 Manual control oil gas boiler 144 12 2 Emergency operation with heat pump sssssssseeeeeeeeneen enne 145
225. ve an impact on the boiler temperature setpoint either constantly or temporarily manual control chimney sweep function optimum boiler start control heat generation lock Example a C 907 80 7 inue su oo e 707 60 7 50 7 40 7 30 4 8 20 T T T T E 20 10 0 10 20 30 TAgem TKw Boiler temperature setpoint TVw1 Flow temperature setpoint of the first heating circuit incl setpoint boost if any TVw2 Flow temperature setpoint of the second heating circuit incl setpoint boost if any Tagem Composite outside temperature Parameters 8310 Boiler temperature 8311 Boiler temperature setpoint 12 164 Siemens Schweiz AG Basic documentation ALBATROS range CE1P2359en HVAC Products 2 Oil gas boiler 22 September 2006 Normal operation Manual control 2 4 4 Display of boiler temperature setpoint Since depending on the boiler operating mode and minimum and maximum limitation of the boiler temperature TKmin TKmax the burner s switch on off points are not necessarily symmetrical in relation to the boiler temperature setpoint the currently valid switching point for the controller is displayed when requesting display of the boiler temperature setpoint Boiler temperature setpoint Switch off point TKAus when burner on Boiler temperature setpoint Switch on point TKEin when burner off Boiler temperature setpoint Setpoint manual control TKMaxHand when burner on Boiler temperature setpoint Setpoint manual control minus h
226. w the minimum within a 7 day period If the value lies above setting Diff condens min week operating line 7078 symbol appears on the display and the info level shows the following maintenance message 14 Diff condens min The parameter can be reset if the respective access right has been granted Number of times the maximum temperature differential across the evaporator is exceeded per week Indicates how many times the maximum temperature differential across the evaporator may be exceeded within a 7 day period Number of times the maximum temperature differential across the evaporator was exceeded within a 7 day period If the value lies above setting Diff evap max week operating line 7080 symbol f appears on the display and the info level shows the following maintenance message 15 Diff evap max The parameter can be reset if the respective access right has been granted Number of times the temperature differential across the evaporator drops below the minimum per week Indicates how many times the temperature differential across the evaporator may drop below the minimum within a 7 day period Number of times the temperature differential across the evaporator dropped below the minimum level within a 7 day period If the value lies above setting Diff evap min week operating line 7082 symbol appears on the display and the info level shows the following maintenance message 16 Diff evap min The parameter can be
227. wing that the compressor does not switch off because of the minimum running time The minimum running time is not active when the heat pump delivers its heat to a storage tank buffer DHW or combi storage tank 2842 Compressor run time min 2843 Compressor off time min 7160 Reset limitations Siemens Schweiz AG HVAC Products Basic documentation ALBATROS range CE1P2359en 3 Heat pump 22 September 2006 Parameters 3 3 5 Compensation of running time related surplus heat heat deficits The minimum compressor on and off times can cause considerable delay of the switch on and switch off times The surplus heat or heat deficits occurring during this delay period are offset against each other The compressor is switched on or off as soon as the 2 temperature integrals have reached a 90 approach The maximum switch off temperature is given priority In the case of setpoint jumps the integrals will be canceled If compensation is active and the return temperature lies below the switch on point or above the switch off point a status message appears showing why the compressor does not switch on or off If the flow temperature sensor B21 is connected and the heating curve is set to the flow temperature setpoint parameter Differential HC at OT 10 C different from 0 the controller will use the flow temperature and the flow temperature setpoint for calculating the integrals Otherwise the return sensor B71 and

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