Albatros Heat Pump Controller User Manual OEM RVS51.843
Contents
1. 16 32 3 2 2ic E amp 1555 3 8 E 8451 F Sart counter compressor 1 0 0 199 999 8452 F Hours run compressor 2 0 0 65535 h 8453 E Start counter compressor 2 0 0 199 999 8454 F Locking time HP 0 0 65535 h 8455 E Counter number of locks HP 0 0 65535 8456 F Hours run el flow 0 0 65535 h 8457 F Start counter el flow 0 0 65535 8470 FanK19 i 0 1 Off On 8471 Process revers valve Y22 i 0 1 Off On 8475 Evaporator temp 0 50 50 C 8477 Temp diff defrost act value 0 50 50 C 8478 Temp diff defrost setpoint 0 50 50 C 8480 Remain time defrost lock 0 0 255 min 8481 Remain time forced defrost 00 00 00 00 07 00 h min 8485 Number of defrost attempts 0 0 10 8510 Collector temp 1 28 200 C 8511 Collector temp 1 max 200 28 200 C 8512 Collector temp 1 min 28 28 200 C 8513 dT collector 1 DHW 0 28 200 C 8530 E Hours run solar yield 00 00 00 00 65535 h 8531 E Hours run collect overtemp 00 00 00 00 65535 h Diagnostics consumers 8700 E Outside temp 50 0 50 0 C 8701 E Outside temp min 50 0 50 0 C 8702 E Outside temp max 50 0 50 0 C 8703 Outside temp attenuated 50 0 50 0 C 8704 Outside temp composite 50 0 50 0 C 8730 Heating circuit pump Q2 0 1 Off On 8731 Heating circ mix valve op Y1 0 1 Off On 8732 Heat circ mix valve cl Y2 0 1 Off On 8740 E Room temp 1 02. 10 1000 h 2886 F Compensation heat deficit 0 1 Off On 2887 E Temp threshold mode 23 10 60 C 2888 O Temp threshold mode 2 0 120 S 2889 O Duration error repetition 24 1 40 h 2890 O Reseterror winding prot i 1 2 Manually Automatically 2891 O Time to automatic reset 6 1 40 h 2951 Release defrost below OT 7 5 20 C 2952 O Swi diff defrost 3 5 0 15 C 2953 O Temp diff defrost max 20 5 50 C 2954 O Evapor temp defrost end 15 2 40 C 2958 Number defrost attempts max 3 0 10 2959 O Defrost stabilization time 9 0 20 min 2962 Duration defrost lock 30 0 100 min 2963 Time up to forced defrost 120 60 600 min 2964 Defrost time max 10 1 42 min 2965 Dripping time evapor 2 0 10 min 2966 O Cooling down time evapor 5 0 120 S 2970 O Switch off temp min 12 5 40 C 3000 Switch off temp max cooling 40 20 60 C Solar 3810 F Temp diff on 8 ZN 3811 40 C 3811 F Temp diff off 4 0 ZN 3812 S 3812 F Charg temp min DHW st tank 8 95 C 3830 F Collector start function 5 60 min 3831 F Min run time collector pump 60 5 120 S 3840 F Collector frost protection 20 5 C 3850 E Collector overtemp prot 30 200 C 9 32 Siemens Schweiz AG User Manual OEM RVS51 843 CE1U2355en 01a HVAC Products 1 Overview of settings 14 June 2006 4708 Forced charging setp cooling 4709 Forced charging heating None To forced charging setpoint To slave poi
3. 6803 E Error code 1 0 255 6804 IF History 3 6805 E SW diagnstic code 1 0 255 6806 F Burner control phase 1 6807 F Error code 2 0 255 6808 F History 5 6809 F Error code 2 0 255 6810 F HHistory2 z 6811 F Error code 2 0 255 6812 F History 7 6813 F Error code 2 0 255 6814 F History 8 6815 F SW diagnostic code 2 0 255 6816 F History 9 6817 E Error code 2 0 255 6818 E History 10 6819 E Error code 2 0 255 6820 o Reset history 0 1 p No Yes 12 32 Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 1 Overview of settings CE1U2355en_01a 14 June 2006 Operating line Operating level Function Maintenance service 7070 7071 7072 7073 7074 7075 7076 7077 7078 7079 7080 7081 7082 7083 7090 7091 7092 7093 7141 7142 7150 7152 7160 7180 7181 7182 7183 7184 7185 7186 7187 7188 7189 HP interval HP time since maint Max starts compr1 hrs run Cur starts compr1 hrs run Max starts compr2 hrs run Cur starts compr2 hrs run Diff condens max week Cur diff condens max week Diff condens min week Cur diff condens min week Diff evap max week Cur diff evap max week Diff evap min week Cur diff evap min week DHW storage tank interval DHW stor tank since maint DHW charg temp HP min Curr DHW charg temp HP Emergency operation Off On Emergency op function type Ma
4. Missing Ready No reception Change batt 133 Repeater 0 3 Missing Ready No reception Change batt 134 Operator unit 0 3 Missing Ready No reception Change batt 135 Service unit 0 3 Missing Ready No reception Change batt 138 Delete all devices li 0 1 No Yes Time prog heating circuit 1 500 E Preselection 0 9 Mo Su Mo Fr Sa Su Mo Tu We Th Fr Sa iSu 501 E 1stphase on 6 00 00 00 24 00 hh mm 502 E 1st phase off 22 00 00 00 24 00 hh mm 503 E 2nd phase on 24 00 00 00 24 00 hh mm 504 E 2nd phase off 24 00 00 00 24 00 hh mm 505 E And phase on 24 00 00 00 24 00 hh mm 506 E 3rd phase off 24 00 00 00 24 00 hh mm 516 E Default values i 0 1 No Yes Time prog heating circuit 2 520 536 Time program 3 P 540 556 Time program 4 DHW 560 E Preselection i 0 9 Mo Su Mo Fr Sa Su Mo Tu We Th Fr Sa iSu 561 E 1st phase on 00 00 00 00 24 00 hh mm 562 E 1st phase off 05 00 00 00 24 00 hh mm 563 E 2nd phase on 24 00 00 00 24 00 hh mm 564 E 2nd phase off 24 00 00 00 24 00 hh mm 565 E 3rd phase on 24 00 00 00 24 00 hh mm 566 E 3rd phase off 24 00 00 00 24 00 hh mm 576 E Default values 0 1 No Yes Holidays heating circuit 1 642 E Start 01 01 31 12 dd mm 643 E End 01 01 31 12 dd mm 648 E Operating level i 0 1 Frost protection Reduced Holidays heating circuit 2 650 658 Holidays heating circuit P 660 668 Heating
5. NO The operating action of the contacts can be selected NC contact The contact is normally closed and must be opened to activate the selected function NO contact The contact is normally open and must be closed to activate the selected function Line no Operating line 6112 Gradient room model The room model gradient gives the period of time in minutes the room needs to raise its temperature by 1 C The setting made applies to all circuits The parameter is used to calculate the fictive room temperature of all rooms that have no room temperature sensor operating lines 8742 8772 and 8802 Line no Operating line 6222 Device hours run This indicates the total number of operating hours since the controller was first commissioned Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 CE1U2355en 01a 2 The settings in detail 14 June 2006 History 1 10 Reset history Definition of responsibilities Text responsibility 1 5 Phone no responsibility 3 5 History Reset history 2 7 Fault Line no Operating line 6820 Reset history No Yes The error history with the last 10 faults the associated actual values and setpoints and the relay output states will be deleted 2 8 Maintenance service Line no Operating line 7180 Text responsibility 1 No display of responsibility Only display of phone no
6. Service Customer service Installer Janitor Administration Refrigeration engineer Hotline 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 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 2 9 State of plant Line no Operating line 8070 Reset history No Yes The status history with the last 10 status messages and the associated status codes actual values and setpoints as well as the relay output states will be deleted 27 32 Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 2 The settings in detail CE1U2355en_01a 14 June 2006 Heating circuit 1 heating circuit 2 heating circuit P Room temperature 1 2 P model 28 32 2 10 Diagnostics of consumer Line no Operating line 8742 Room temp 1 model 8772 Room temp 2 model 8802 Room temp P model The room model calculates a fictive room temperature for rooms that have no room temperature sensor The value calculated for each heating circuit is indicated on these operating lines This allows boost heating quick setback and optimum start and stop
7. Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 CE1U2355en 01a 2 The settings in detail 14 June 2006 Compressor Red switch off temp max il Hot gas temperature max D Swi diff hot gas temp max Reduction hot gas temp max 20 32 3 minutes With 2 stage heat pumps the status message appears only if both stages are in operation In cooling mode and when using air to water heat pumps parameters 2823 and 2824 are not active Line no Operating line 2845 Red switch off temp max 2846 Hot gas temperature max 2847 Swi diff hot gas temp max 2848 Reduction hot gas temp max The switch off temperature operating line 2844 will be lowered by this value If the flow or return temperature B21 B71 exceeds this level DHW charging will be prematurely aborted and a change to space heating takes place provided space heating calls for heat In this case the heat pump continues to operate with no interruption If there is no demand for heat from space heating the heat pump is switched off It can only resume operation when the minimum off time operating line 2843 has elapsed provided the flow or return temperature B21 B71 has dropped below the reduced maximum switch off temperature by the amount of the adjustable switching differential operating line 2840 If an electric immersion heater is installed DHW charging can be terminated Otherwise for DHW charging to be resumed
8. 8 642 ZS 5 Time of day and date E Hours minutes 00 00 23 59 hh mm 2 E Day month 01 01 31 12 dd mm 3 E Year 2004 2099 yyyy 5 F Start of summertime 25 03 01 01 31 12 dd mm 6 F End of summertime 25 10 01 01 31 12 dd mm Operator section 20 E Language F 1 8 o German 22 F Info i 1 2 Temporarily Permanently 24 F Lighting 0 2 Off Temporarily Permanently 26 F Operation lock T 0 1 Off On 27 E Programming lock i 0 1 Off On 30 O Read data 0 1 No Yes 31 O Write data 0 1 No Yes 40 Used as i 1 4 Room unit 1 Room unit 2 Operator unit Service unit 42 Assignment room unit 1 1 2 Heating circuit 1 Heating circuits 1 and 2 44 Operation HC2 1 2 Commonly with HC1 Independently 46 Operation HCP 1 2 Commonly with HC1 Independently 48 Action occupancy button 0 3 None Heating circuit 1 Heating circuit 2 Commonly 54 F Readjustment room sensor 0 0 3 3 C 70 F Software version 0 99 9 Wireless 120 Binding i 0 1 No Yes 121 Test mode i 0 1 Off On 130 Room unit 1 0 3 Missing Ready No reception Change batt 131 Room unit 2 0 3 Missing Ready No reception Change batt 5 32 Siemens Schweiz AG User Manual OEM RVS51 843 HVAC Products 1 Overview of settings CE1U2355en_01a 14 June 2006 E E E Z S 3 oO od m x 8 642 ZS 3 5 132 Outside sensor 0 3
9. No Yes Diagnostics heat source 8400 Compressor 1 K1 0 1 Off On 8401 Compressor 2 K2 0 1 S Off On 8402 Elimm heater flow K26 0 1 Off On 8403 Source pump Q8 0 1 Off On 8405 Condensor pump Q9 0 1 Off On 8410 E Return temp HP 0 0 140 0 C 8411 E Setpoint HP 0 0 140 0 C 8412 E Flowtemp HP 0 0 140 0 C 8415 Hot gas temp 1 0 0 140 0 C 8416 Hot gas temp max 0 0 140 0 C 8417 Hot gas temp 2 0 0 140 0 C 8420 Refrig temp liquid 0 0 140 0 C 8425 Temp diff condensor 50 0 140 0 C 8426 Temp diff evaporator 50 0 140 0 C 8427 E Source inlet temp 50 0 50 0 C 8428 Source inlet temp min 50 0 50 0 C 8429 E Source outlet temp 50 0 50 0 C 8430 Source outlet temp min 50 0 50 0 C 8440 Remain stage1 off time min 0 1 255 min 8441 Remain stage2 off time min 0 1 255 min 8442 Remain stage1 on time min 0 1 255 min 8443 Remain stage on time min 0 1 255 min 8444 Remain limit source temp min 0 1 65535 min 8445 Remain auto reset 0 1 255 h 8446 SN nna sequence 0 1 8450 F Hours run compressor 1 0 0 65535 h 15 32 Siemens Schweiz AG User Manual OEM RVS51 843 CE1U2355en 01a HVAC Products 1 Overview of settings 14 June 2006
10. 0 20 C 941 F Actuator running time 120 30 875 S 942 O Mixing valve Xp 32 1 100 C 943 O Mixing valve Tn 20 10 873 S 945 Mixing valve in heating mode 0 0 1 Open Closed 946 E Lock time dewpoint limiter 60 10 600 min 947 F Flow temp setp incr hygro 3 1 10 C Heating circuit 2 1010 1160 same as heating circuit 1 Heating circuit P 1300 E Operating mode i 0 3 Protection Automatic Reduced Comfort 1310 1460 Domestic hot water 1610 E Nominal setpoint 50 ZN 1612 TempBwMax C 1612 E Reduced setpoint 40 8 ZN 1610 C 1614 O Nominal setpoint max 65 8 80 C 1620 Release i 0 2 24h day Time programs HCs Time program 4 DHW 1630 Charging priority 0 3 Absolute Shifting None MC shifting PC absolute 1640 F Legionella function 0 2 Off Periodically Fixed weekday 1641 E Legionella funct periodically 3 1 7 Days 1642 F Legionella funct weekday T 1 7 Monday Tuesday Wednesday Thursday Friday Saturday Sunday 1644 E Legionella funct time 00 00 23 50 hh mm 1645 F Legionella funct setpoint 65 55 95 C 1646 F Legionella funct duration 10 360 min 1647 F Legionella funct circ pump 0 1 Off On 1660 Circulating pump release 1 3 Time program 3 HCP DHW release Time program 4 DHW 1661 Circulating pump cycling 8 0 1 Off On Heat pump 2800 Frost protection cond pump i 0 1 Off On 2802 Pr
11. 0 50 0 C 8741 E Room setpoint 1 20 4 0 35 0 C 8742 O Room temp 1 model 0 0 50 0 C 8743 E How temp 1 0 0 140 0 C 8744 E Flow temp setpoint 1 0 0 140 0 C 8751 Cooling circuit pump Q24 0 1 8752 Cool circ mix valve op Y23 0 1 8753 Cool circ mix valve cl Y24 0 1 8754 Diverting valve cooling Y21 0 1 8756 E Flow temp cooling 1 0 140 C 8757 E Flow temp setp cooling 1 0 140 C 8760 Heating circuit pump Q6 0 1 Off On 8761 Heatcirc mix valve op Y5 0 1 Off On Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 1 Overview of settings CE1U2355en 01a 14 June 2006 2 3 2 8c E T SS 5 a R35 je 3 E O OC a 5 8762 Heat circ mix valve cl Y6 0 1 Off On 8770 E Roomtemp 2 0 0 50 0 C 8771 E Room setpoint 2 20 4 0 35 0 C 8772 O Room temp 2 model 0 0 50 0 C 8773 E Flowtemp 2 0 0 140 0 C 8774 E Flow temp setpoint 2 0 0 140 0 C 8800 E RoomtempP 0 0 50 0 C 8801 E Room setpoint P 20 4 0 35 0 C 8802 O Room temp P model 0 0 50 0 C 8803 E Flow temp setpoint P 0 0 140 0 C 8820 DHW pump Q3 0 1 Off On 8821 El imm heater DHW K6 0 1 3 Off On 8830 E DHW temp 1 0 0 140 0 C 8831 E DHW temp setpoint 55 8 0 80 0 C 8832 DHWtemp 2 0 0 140 0 C 884
12. adjustment of the integral action time changes the valve s rate of response The longer the integral action time Tn the slower the response of the controlled system 2392208 NE 2 3 DHW Line no Operating line 1614 Nominal setpoint max This operating line is used to limit the Nominal setpoint operating line 1610 at the top 2 4 Heat pump Line no Operating line 2805 Req temp diff condenser 2806 Max dev temp diff cond Required temperature differential temperature increase of the medium on the consumer side between condenser inlet B71 and condenser outlet B21 The function is only active when both sensors are present Maximum deviation from the required temperature differential either upward or downward If for at least 3 minutes the measured deviation is greater than the set maximum deviation the relevant status message will appear Line no Operating line 2823 Req temp diff evaporator 2824 Max dev temp diff evap Required temperature differential temperature decrease of the medium water brine between evaporator inlet B91 and evaporator outlet B92 Maximum deviation from the required temperature differential either upward or downward If the measured deviation is greater than the set maximum deviation the relevant status message will appear provided the compressor has been in operation for at least 19 32
13. control to be implemented with no need for using a room temperature sensor The calculation takes into account the attenuated outside temperature operating line 8703 the room model gradient operating line 6112 for switching to a higher setpoint and the building s time constant operating line 6110 for switching to a lower setpoint TRw A TRK TRR TRF TAgem 23552154 TRwAkt TRmod TRK TRR TRF Tagem Current room temperature setpoint Room temperature model Comfort setpoint Reduced setpoint Frost protection setpoint Composite outside temperature Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 2 The settings in detail CE1U2355en_01a 14 June 2006 Index A M attenuated outside temperature 00ssseeeeeeeeeeeeee 28 max dev temp diff Cond nn 19 automatic DUS 25 max dev temp diff evap nennen 19 automatic reset en 22 maximum hot gas temperature ssseeeeeeeeeeeeeeeeeeeee 22 B maximum nominal Setpoint eee eee eee eee 19 building s time Constant 28 mixing valve C integral action Hme eee 18 Charging Ee VE 24 P band 2 ee RR 18 cooling down time evaporator nenn 23 model room temperature 1 2 P ne 28 COPY SCWINGS ss iit an te E P e ERROR 18 N D nominal setpoint MAX eee eee 19 data Oo POA E 18 once days 24 rre E 18 operating action inputs E 26 defrost operating Ines REENEN 5 min switch off temp 23 optimum start Control 28 stabilizat
14. the DHW storage tank temperature B3 must drop by the amount of the DHW switching differential operating line 5024 If a second compressor is in operation it is always switched off when the reduced switch off temperature is reached This is the maximum permissible hot gas temperature of the refrigerant B81 B82 The heat pump switches off when this temperature is reached The pumps continue to run for the adjusted overrun times The heat pump switches on again when the hot gas temperature drops below the maximum hot gas temperature by the amount of the adjustable switching differential operating line 2847 and the minimum off time operating line 2843 has elapsed If the fault occurs a second time within the adjustable Duration error repetition operating line 2889 the heat pump will go to lockout and operation can only be resumed via manual reset Plant with 2 compressors If in the event of hot gas problems only one compressor operates the compressor will be switched off and the second compressor switched on For the heat pump to switch on again after reaching Hot gas temperature max operating line 2846 the hot gas temperature B81 B82 must drop below the maximum hot gas temperature by at least the switching differential set here The maximum hot gas temperature operating line 2846 is reduced by this value If the hot gas temperature B81 B82 exceeds this level DHW charging or forced buffer storage
15. 0 1 OV 230V 7890 High pressure switch E10 0 1 OV 230V 7891 Winding prot compr 1 E11 0 1 OV 230V 7895 Pressure flow source E15 0 1 OV 230V 7896 Signal input E12 E17 0 1 OV 230V 7897 Signal input E14 E16 0 1 OV 230V State 8000 State heating circuit 1 0 255 8001 State heating circuit 2 0 255 8002 State heating circuit P 0 255 8003 State DHW 0 255 8006 State heat pump 0 255 8007 State solar 0 255 8010 State buffer storage tank 0 255 8050 History 1 7 8051 State code 1 0 255 z 8052 History 2 8053 State code 2 0 255 14 32 Siemens Schweiz AG User Manual OEM RVS51 843 CE1U2355en 01a HVAC Products 1 Overview of settings 14 June 2006 3 2 2ic E T as 5 2 KEE 3 5 O O r a 8054 History 3 8055 State code 3 0 255 8056 History 4 8057 State code 4 0 255 8058 History 5 8059 State code 5 0 255 8060 History 6 8061 State code 6 0 255 8062 History 7 8063 State code 7 0 255 8064 History 8 8065 State code 8 0 255 8066 History 9 8067 State code 9 0 255 8068 History 10 8069 State code 10 0 255 8070 o Reset history i 0 1
16. 0 F Start counter DHW pump 0 0 65535 h 8841 E Start counter DHW pump 0 0 65535 8842 F Hours run el DHW 0 0 65535 h 8843 F Start counter el DHW 0 0 65535 8970 El imm heater buffer K16 0 1 F Off On 8980 E Buffer storage tank temp 1 0 0 140 0 C 8981 E Butter storage tank setp 0 0 140 0 C 8982 E Butter storage tank temp 2 0 0 140 0 C 8990 E Hours run el buffer 0 0 65535 h 8991 E Start counter el buffer 0 0 65535 9000 Flow temp setpoint H1 5 0 130 0 C 9031 Relay output QX1 0 1 Off On 9032 Relay output QX2 0 1 Off On 9033 Relay output QX3 0 1 Off On 9034 Relay output QX4 0 1 Off On 17 32 Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 1 Overview of settings CE1U2355en_01a 14 June 2006 Operation and display Read data Write data Mixing valve control Mixing valve Xp 18 32 2 The settings in detail 2 1 Operator section Line no Operating line 30 Read data No Yes 31 Write data No Yes The setting data of all operating levels are copied from the controller to the memory of the operator unit This means that previous data in the operator unit will be overwritten With the exception of the data listed below the setting data of all operating levels are transferred from the memory of the operator unit to the connected controller Previous setting data in the controller
17. 6 NC NO Default value 40 100 Min Max 11 11 10 120 130 Unit C C 11 32 Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 1 Overview of settings CE1U2355en_01a 14 June 2006 2 S 8c E SS 5 a Bae 8 2 5 O on ire a 5 6020 Function extension module 1 i 0 2 None Heating circuit Cooling circuit 1 6100 F Readjustm outside sensor 0 0 3 0 3 0 C 6110 F Time constant building 20 0 50 h 6112 O Gradient room model 60 0 300 min C 6120 F Frost protection plant i 0 4 S Off On 6200 Save sensors 8 0 1 No Yes 6201 F Reset sensors i 0 1 No Yes 6204 F Save parameters fi 0 1 No Yes 6205 E Reset to default parameters fi 0 1 No Yes 6212 Check no heat source 1 0 199999 6213 Check no heat source 2 0 199999 6215 Check no storage tank 0 199999 6217 Check no heating circuits 0 199999 6220 E Software version 0 99 9 6222 O Device hours run 00 00 00 00 20833 00 00 h min s Fault 6710 Reset alarm relay i 0 1 No Yes 6711 Reset HP i 0 1 No Yes 6740 E Flowtemp 1 alarm 10 240 min 6741 F Flow temp 2 alarm 10 240 min 6800 F History 1 6801 F Error code 2 0 255 6802 F History 2
18. 60 F level Function Evaporation heat carrier Buffer storage tank oO 3 gt 5 g z 60 l8 1 0 50 20 02 00 00 00 4 1 0 20 0 20 25 10 i 0 0 0 With B3 B31 5 0 240 l f 10 80 8 90 ZN 5050 60 8 1 0 0 1 i 1 i 0 0 Saa EVE 0 1 0 g 0 0 P 1 7 0 P 0 P 0 0 Max 200 80 23 50 20 20 20 40 30 20 600 ZN 5051 OEM 95 95 1 11 Unit C hh mm C C C C C min C C C Siemens Schweiz AG HVAC Products 1 Overview of settings User Manual OEM RVS51 843 CE1U2355en_01a 14 June 2006 Operating line 5892 5894 5930 5931 5932 5933 5950 5951 5952 5954 5995 5996 5999 6000 6001 6005 6006 6007 Operating level O O O O O O O O Function Alarm output K10 Heat circuit pump HCP Q20 H1 pump Q15 2nd pump speed HC1 Q21 2nd pump speed HC2 Q22 2nd pump speed HCP Q23 Diverting valve cooling Y21 Process revers valve Y22 Collector pump Q5 Relay output QX3 None Circulating pump Q4 El imm heater DHW K6 Alarm output K10 Heat circuit pump HCP Q20 H1 pump Q15 2nd pump speed HC1 Q21 2nd pump speed HC2 Q22 2nd pump speed HCP Q23 Diverting valve cooling Y21 Process revers valve Y22 Collector pump Q5 Relay output QX4 None Circulating pump Q4 El imm heater DHW K6 Alarm output K10 Heat
19. AC Products CE1U2355en_01a 14 June 2006
20. OUINGS ea an an 5 history reset u Ba fet etf e Peste td 27 several times day nsessesesneeeserneserrnsrenreernrnene 25 hot gas temperature man eee ee 20 stabilization Ume eee 22 hours run device keen 26 Status reset u ke He 27 l swi diff hot gas temp max nennen 20 le Ei een enee 26 switch off temp minimum nenn 23 integral action me 19 T L temperature differential Locking time stage 2 21 COondenser ccc ccccceceeceeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 19 low pressure switch eee 21 evaporator nella 19 EP DIGGING ek hens re ae ess 21 temperature differential defrost ss 23 29 32 Siemens Schweiz AG User Manual OEM RVS51 843 CE1U2355en 01a HVAC Products Index 14 June 2006 text responsibility eee 27 W time to automatic reset 22 winding prot error sse eee essere eee 22 EL ie Hin EN 18 X ROSH seks hice head cn IE fecero MI 18 30 32 Siemens Schweiz AG User Manual OEM RVS51 843 CE1U2355en 01a HVAC Products Index 14 June 2006 31 32 Siemens Schweiz AG User Manual OEM RVS51 843 CE1U2355en 01a HVAC Products Index 14 June 2006 ID 40115 ID 40116 PDF Siemens Building Technologies AG Landis amp Staefa Division Gubelstrasse 22 CH 6301 Zug Tel 41 41 724 24 24 Fax 41 41 724 35 22 www landisstaefa com 32 32 2006 Siemens Building Technologies AG Subject to alteration Siemens Schweiz AG User Manual OEM RVS51 843 HV
21. SIEMENS ERBE EEE u an OR Te BETT mm 0 EN TTD Albatros Heat Pump Controller User Manual OEM Edition 2 0 Controller series B CE1U2355en 01a 14 June 2006 LITT n Dia d In 78 n RVS51 843 AVS75 AVS37 QAA75 QAATS QAAS55 Siemens Schweiz AG HVAC Products 2 32 Siemens Schweiz AG User Manual OEM RVS51 843 CE1U2355en 01a HVAC Products 14 June 2006 Contents 1 Overview of settings sees eee eee eee eee 5 2 The settings in detail sese eee 18 2 1 Operator sectiOri och ee nad 18 2 2 Heating circuits cooling dcut eee sess 18 2 3 DEW ete he BER ERE IEEE 19 2 4 Heat pump 2 Ri iin 19 2 5 DAW Storage rT cl an Enid 24 2 6 Corifiguration 5 sce tocca ott i ee ee EE DIIS 26 2 7 Fault tachi ie ann steel Ai in CENSO 27 2 8 Maintenance service 27 2 9 State of plant EREECHEN ds 27 2 10 Diagnostics of Consumer eene 28 3 32 Siemens Schweiz AG User Manual OEM RVS51 843 CE1U2355en 01a HVAC Products Contents 14 June 2006 4 32 Siemens Schweiz AG Benutzerhandbuch RVS51 843 CE1U2355en 01a HVAC Products Contents 14 June 2006 1 Overview of settings The table on the following pages shows all available settings up to the OEM level Certain operating lines may get hidden depending on the controller version in use Legend E enduser commissioning F heating engineer O OEM ZN line number E S lk S 5 S S E o oq Di x E
22. ail 14 June 2006 Duration error repetition Reset error winding prot il Time to automatic reset Defrost 22 32 If the same fault occurs again during this period of time lockout is triggered This setting becomes active before the following faults e High pressure e Maximum hot gas temperature e Flow switch pressure switch If winding protection 1 or 2 responds the relevant compressor will go to lockout This operating line is used to select whether the time up to the automatic reset operating line 2891 shall act on these faults On On completion of the time up to automatic reset the faults will automatically be reset Off The compressors can only be put back into operation via manual reset When starting the compressor no consideration is given to winding protection 1 and 2 E11 E12 for 3 seconds The following faults are automatically reset on completion of the time that can be set here e Flow switch pressure switch e Source temperature e Winding protection compressor 1 e Winding protection compressor 2 Line no Operating line 2952 Swi diff defrost 2953 Temp diff defrost max 2954 Evapor temp defrost end 2959 Defrost stabilization time 2966 Cooling down time evapor 2970 Switch off temp min When the compressor in on Duration defrost lock 2962 elapses If the source temperature B91 drops below the defrost release temperature 2951 the defrost
23. ator running time 120 30 873 S 835 O Mixing valve Xp 32 1 100 C 836 O Mixing valve Tn 120 10 873 S 850 F Floor curing function i 0 4 Off Functional heating Curing heating Functional curing heating Manually 851 F Floor curing setp manually 25 0 95 C 855 E Floor curing setp current 0 0 95 C 856 E Floor curing day current 0 0 32 860 F Recooling storage tank B 0 2 Off Heating mode Always Cooling circuit 1 901 E Operating mode 1 0 1 Off Automatic 902 E Comfort setpoint 24 ZN710 35 C 907 E Release 1 1 4 24h day Time program HC time program 3 HCP Time program 4 DHW 908 Flow temp setp at OT 25 C 20 8 35 C 909 Flow temp setp at OT 35 C 16 8 35 C 912 __ Cooling limit at OT 24 8 35 C 913 F Lock time attend of heating 48 8 100 h 918 E Summer comp start at OT 26 20 35 C 919 E Summer comp end at OT 30 20 35 C 920 F Summer comp setp increase 2 1 10 C 923 Flow temp setp min OT 25 C 18 8 35 C 924 Flow temp setp min OT 35 C 18 8 35 C 928 F Room influence 100 1 100 C 932 E Room temp limitation 1 0 5 4 C 937 F Frost prot plant CC pump 1 0 1 7132 Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 1 Overview of settings CE1U2355en_01a 14 June 2006 3 2 els Z 8 E q 8 E x Yc kd 8 642 8 E 5 Off On 939 F Actuator type 1 0 1 2 position 3 position 940 F Switching differential 2 pos 2
24. circuit 1 710 E Comfort setpoint 20 0 ZN 712 ZN 716 C 712 E Reduced setpoint 19 ZN 714 ZN 710 C 714 E Frost protection setpoint 10 0 14 ZN 712 C 716 F Comfort setpoint max 35 0 ZN 710 35 C 720 E Heating curve slope 0 8 0 10 4 00 721 F Heating curve displacement 0 0 4 5 4 5 C 6 32 Siemens Schweiz AG User Manual OEM RVS51 843 CE1U2355en 01a HVAC Products 1 Overview of settings 14 June 2006 2 3 2 8c E T SS 5 a R38 je 3 5 O oOAl a 5 726 F Heating curve adaption i 0 1 Off On 730 E Summer winter heating limit 18 8 30 C 732 F 24 hour heating limit 3 10 10 C 740 Flow temp setpoint min 8 8 ZN 741 C 741 Flow temp setpoint max 50 ZN 740 95 C 750 F Room influence 20 1 100 760 F Room temp limitation 1 05 4 C 770 F Boost heating 0 20 C 780 F Quick setback 0 2 Off Down to reduced setpoint Down to frost prot setpoint 790 E Optimum start control max 0 0 360 min 791 F Optimum stop control max 0 0 360 min 800 F Reduced setp increase start 30 10 C 801 F Reduced setp increase end 15 30 ZN 800 C 820 F Overtemp prot pump circuit Off 0 1 Off On 830 F Mixing valve boost 0 0 50 C 832 F Actuator type i 0 1 2 position 3 position 833 F Switching differential 2 pos 2 0 20 C 834 F Actu
25. circuit pump HCP Q20 H1 pump Q15 2nd pump speed HC1 Q21 2nd pump speed HC2 Q22 2nd pump speed HCP Q23 Diverting valve cooling Y21 Process revers valve Y22 Collector pump Q5 Sensor input BX1 None Buffer st tank sensor B4 buffer st tank sensor B41 Collector sensor B6 DHW sensor B31 Hot gas sensor B82 Refrig sensor liquid B83 Sensor input BX2 None Buffer st tank sensor B4 Buffer st tank sensor B41 Collector sensor B6 DHW sensor B31 Hot gas sensor B82 Refrig sensor liquid B83 Sensor input BX3 None Buffer st tank sensor B4 Buffer st tank sensor B41 Collector sensor B6 DHW sensor B31 Hot gas sensor B82 Refrig sensor liquid B83 Sensor input BX4 None Buffer st tank sensor B4 Buffer st tank sensor B41 Collector sensor B6 DHW sensor B31 Hot gas sensor B82 Refrig sensor liquid B83 Function input H1 Optg mode change HCs DHW Optg mode changeover HCS Optg mode changeover HC1 Optg mode changeover HC2 Optg mode changeover HCP Error alarm message Min flow temp setpoint Excess heat discharge Flow temp increase hygro Contact type H1 NC NO Min flow temp setpoint H1 Heat request 10V H1 Cont type low tariff E5 NC NO Cont type HP lock EG NC NO Cont type LP monitor E9 NC NO Cont type HP monitor E10 NC NO Cont type wind protV1 E11 NC NO Cont type P F source E15 NC NO Cont type input E12 E17 NC NO Cont type input E14 E1
26. e DHW push can be triggered either manually or automatically With the DHW push the DHW is heated up once until the nominal setpoint is reached Off The DHW push must be triggered manually To do this keep the DHW operating mode button on the operator or room unit depressed for at least 3 seconds The DHW push can also be triggered when e The operating mode is Off e Operating mode changeover acts via H1 or centrally LPB s All heating circuits operate in holiday mode On If the DHW temperature falls below the reduced setpoint operating line 1612 by at least 2 switching differentials operating line 5024 one time charging to the nominal DHW setpoint operating line 1610 will take place again The automatic DHW push only works when the DHW operating mode is activated 25 32 Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 CE1U2355en 01a 2 The settings in detail 14 June 2006 Operating action of inputs E Operating action Building and room model Gradient room model Device data Device hours run 26 32 2 6 Configuration Line no Operating line 5995 Cont type low tariff E5 NC NO 5996 Cont type HP lock E6 NC NO 5999 Cont type LP monitor E9 NC NO 6000 Cont type HP monitor E10 NC NO 6001 Cont type wind protV1 E11 NC NO 6005 Cont type P F source E15 NC NO 6006 Cont type input E12 E17 NC NO 6007 Cont type input E14 E16 NC
27. erun time cond pump 5 0 240 S 2803 Overrun time cond pump 5 0 240 S 2805 O Req temp diff condenser 1 20 C 2806 O Max dev temp diff cond 3 1 10 C 2815 Source frost prot temp 2 20 30 C 2816 Source protection temperature 5 30 50 C 2817 Switching diff source prot 3 1 10 C 2818 Increase source prot temp 2 0 10 C 2819 Prerun time source pump 15 0 240 S 8 32 Siemens Schweiz AG User Manual OEM RVS51 843 CE1U2355en 01a HVAC Products 1 Overview of settings 14 June 2006 E 2 2ic E E E q 8 E x 8 532 8 3 5 2820 Overrun time source pump 5 0 240 S 2821 F Source startup time max 5 1 10 min 2822 F Time limit source temp min 4 1 24 h 2823 O Reg temp diff evaporator 1 20 C 2824 O Max dev temp diff evap 2 1 10 C 2840 Switching diff return temp 4 1 20 C 2842 Compressor run time min 20 0 120 min 2843 Compressor off time min 20 0 120 min 2844 F Switch off temp max 55 8 100 C 2845 O Red switch off temp max 2 0 20 C 2846 O Hot gas temperature max 125 20 140 C 2847 O Swi diff hot gas temp max 10 1 40 C 2848 O Reduction hot gas temp max 10 0 20 C 2860 F Lock stage 2 with DHW li 0 1 Off On 2861 F Release stage 2 below OT 5 30 30 C 2862 O Locking time stage 2 10 0 40 min 2863 O Release integral stage 2 250 0 500 C min 2864 O Reset integral stage 2 10 0 500 C min 2865 F Compr sequence changeover 100
28. function is enabled and Time up to forced defrost 2963 starts to run The heat pump can change to defrost mode on completion of Duration to forced defrost at the lastest and on completion of Duration defrost lock at the earliest If due to icing during this period of time the temperature differential 8477 between the incoming outside air B91 and the evaporator B84 exceeds the setpoint 8478 the defrost function will be triggered When defrosting is successful the evaporation temperature B84 rises When the evaporator exceeds the Evapor temp defrost end 2954 the defrost process can be successfully completed and the compressor is switched off during the drip time 2965 Then heating mode will be resumed On completion of the Defrost stabilization time 2959 Temp diff defrost icefree 8476 is acquired for generating the new setpoint 8478 Duration defrost lock or Time up to forced defrost will start again Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 CE1U2355en 01a 2 The settings in detail 14 June 2006 Switching differential defrost Temp diff defrost max Evaporator temp defrost end Defrost stabilization time D Cooling down time C 8478 8477 2952 8476 2355216 2954 B91 2951 B84 2963 2963 2962 j 2959 2962 Y22 K19 K1 Oa On On B91 Source inlet temperature B84 Evaporator temperature Y22 P
29. ion Ume eee 22 optimum stop Control 28 temperature differential max 23 P device hours run ENNEN 26 parameter list s Ant o carter de ceret et 5 DHW CGharging sse sees 24 phone no responsibility sees 27 DAW e 1 iet eter etre De IC see Dez es 25 pressure SWIICI eege EES EE 22 dT proportional band 18 CONCONSCM te ren 19 PUSH as 25 evaporator cuf ite ale 19 Q duration quick setback boost heating sssessseesssreeereeeene 28 error repetition ee e ec eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 22 R EP bridging imi ea ren 21 red switch off temp MaX ssssssssesesenreresserrnsrrnesrnee 20 E reduction hot gas temp man 21 E iriputs ee en ee 26 release integral stage 2 224uunenn nennen 21 end of defrost seene 23 req temp diff condenser nennen 19 error req temp diff evaporator eee ee 19 winding prot 22 222 en Lr tre tes 22 reset error repetition sese eee eee eee 22 automatically 22 efor reset EE 27 error history icio sen 27 evaporator error winding Drot 22 cooling down Hme cece eee eee 22 Status history inch ae 27 evaporator temp defrost end 23 reset integral stage 2 21 F responsibility phone mo 27 flow SWIECH TTT 22 responsibility Text 27 G room model gradient 4 nnnnnnennnnenen 26 gradient room model 26 28 room temperature model 1 2 P nn 28 H S high pressure eee eee 22 S
30. its 13 32 Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 1 Overview of settings CE1U2355en_01a 14 June 2006 2 S E Iu E S 8 8 3 z 35 3 S O O r A 5 Input output test 7700 I Relay test i 0 15 No test Everything off Source pump Q8 Fan K 19 Compressor 1 K1 Condenser pump Q9 DHW pump Q3 Heating circuit pump Q2 Heat circ mix valve op vil Heat circ mix valve cl Y2 Relay output QX23 module 1 Relay output QX21 module 1 Relay output QX22 module 1 Relay output QX1 Relay output QX2 Relay output QX3 Relay output QX4 7730 Outside temp B9 50 0 50 0 C 7732 Flow temp B1 0 0 140 0 C 7750 DHW temp B3 0 0 140 0 C 7770 Flow temp HP B21 0 0 140 0 C 7771 Return temp HP B71 0 0 140 0 C 7772 _ Hot gas temp B81 0 0 140 0 C 7775 Source inlet temp B91 50 0 50 0 C 7777 Sensor temp B92 B84 50 0 50 0 C 7820 Sensor temp BX 1 28 350 C 7821 Sensor temp BX 2 28 350 C 7822 Sensor temp BX 3 28 350 C 7823 Sensortemp BX 4 28 350 C 7830 Sensor temp BX21 module 1 28 350 C 7840 Voltage signal H1 0 0 10 0 Volt 7841 Contact state H1 0 1 Open Closed 7885 Low tariff E5 S 0 1 a OV 230V 7886 HP lock E6 0 1 OV 230V 7889 Low pressure switch E9
31. nter setpoint 4710 Forced charg setp heating 4711 Forced charging time 4712 Forced charg duration max 4722 E Temp diff buffer HC 4723 E Temp diff buffer CC 4726 F Maxsttank temp cool mode DHW storage tank 5010 O Charging Once day Several times day 5020 F Flow setpoint boost 5022 F Type of charging With B3 With B3 B31 With B3 legio B3 B31 5024 E Switching diff 5030 E Charging time limitation 5050 E Charging temp max 5051 O Storage tank temp max 5055 F Recooling temp 5056 F Recooling heat gen HCs Off On 5057 F Recooling collector Off Summer Always 5060 F EI mm heater optg mode Substitute Summer Always 5061 F El immersion heater release 24h day DHW release Time program4 DHW 5070 O Automatic push Off On 5090 E With buffer storage tank No Yes Configuration 5700 Presetting 5710 Heating circuit 1 Off On 5711 Cooling circuit 1 Off 4 pipe system 2 pipe system 5712 Use of mixing valve 1 None Heating Cooling Heating and cooling 5731 DHW control element Q3 None Charging pump Diverting valve 5800 Heat source Brine Water Air 5801 Differential HC at OT 10 C 5870 Combi storage tank No Yes 5890 Relay output QX1 None Compressor 2 K2 El imm heater flow K26 El imm heater buffer K16 5891 Relay output QX2 None Circulating pump Q4 El imm heater DHW K6 10 32 D D E 7 oO o Q e e 38
32. nually Automatically Simulation outside temp Triggering defrost No Yes Reset limitation No Yes Text responsibility 1 No display of responisibility Only display of phone no Service Customer service Installer Janitor Administration Refrigeration engineer Hotline Phone no responsibility 1 Text responsibility 2 No display of responisibility Only display of phone no Service Customer service Installer Janitor Administration Refrigeration engineer Hotline Phone no responsibility 2 Text responsibility 3 No display of responisibility Only display of phone no Service Customer service Installer Janitor Administration Refrigeration engineer Hotline Phone no responsibility 3 Text responsibility 4 No display of responisibility Only display of phone no Service Customer service Installer Janitor Administration Refrigeration engineer Hotline Phone no responsibility 4 Text responsibility 5 No display of responisibility Only display of phone no Service Customer service Installer Janitor Administration Refrigeration engineer Hotline Phone no responsibility 5 Default value Min xad 0 1 0 1 en xm 1 IX ee 50 Max 240 240 12 0 12 0 12 0 12 0 250 250 250 250 250 250 250 250 240 240 80 80 16 Unit months months digits digits digits digits dig
33. ressor to reach a stable operating state before the second compressor is switched on As soon as the locking time of the second heat pump stage has elapsed the controller starts calculating the heat deficit if there is any and generates the current temperature gradient The second stage is released only if on completion of a new locking time stage 2 the actual value to be anticipated lies below the required setpoint If both stages together produce too much heat the second stage is immediately switched off when the possibly reduced maximum switch off temperature is reached operating lines 2844 and 2845 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 compressor will be switched on again Line no Operating line 2888 Temp threshold mode 2889 Duration error repetition 2890 Reset error winding prot Manually Automatic 2891 Time to automatic reset When starting up the compressor no consideration is given to the low pressure switch E9 during the period of time that can be set here If the low pressure switch responds the heat pump goes to lockout and can only be put back into operation via manual reset 21 32 Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 CE1U2355en 01a 2 The settings in det
34. rocess reversing valve K19 Fan source inlet K1 Compressor 1 If Temp diff defrost icefree 8476 is exceeded by the temperature differential set here the controller will trigger the automatic defrost function When the temperature differential between source inlet B91 and evaporator temperature B84 exceeds the maximum value set here the automatic defrost function will be triggered Prerequisite is that there is no valid value of Temp diff defrost icefree 8476 The defrost process is successfully completed when the evaporator temperature has reached the temperature set here The stabilization time is used to define the period of time the heat pump requires to reach a stable operating state after heating mode has been resumed If after successful defrosting the heat pump switches to heating mode the system waits until the stabilization time has elapsed and then acquires the Temp diff defrost icefree 8476 Prerequisite for this is that the temperature has dropped below the defrost release temperature 2951 Duration defrost lock 2962 and Time up to forced defrost 2963 are only started when the stabilization time has elapsed Heating mode will be resumed on completion of the defrost process and when the Drip time evaporator 2965 has elpased Cooling down time evaporator is used to define how long the fan will remain off after heating mode has been resumed This function ensure
35. s that the incoming outside air will not evaporate 23 32 Siemens Schweiz AG HVAC Products CE1U2355en_01a 14 June 2006 User Manual OEM RVS51 843 2 The settings in detail Switch off temp minimum In defrost mode Each time a defrost attempt is made the controller acquires the temperature in the condenser circuit B21 B71 or B4 If during the defrost process the temperature in the condenser circuit falls below the Switch off temp minimum the defrost function will be unsuccessfully aborted On completion of Duration defrost lock 2962 a new defrost attempt is made provided this is permitted by the Numb defrost attempts max 2958 In cooling mode 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 2840 and the minimum off time 2843 has elapsed In the case of 2 stage operation the second compressor stage is already switched off 1 K before the minimum switch off temperature is reached 2 5 DHW storage tank Release Line no Operating line 5010 Charging Once day Several times day Charging Selection of charging Once day or Several times day is active only if DHW release is set according
36. tank charging will be prematurely aborted and a change to space heating takes place provided space heating calls for heat Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 CE1U2355en 01a 2 The settings in detail 14 June 2006 Compressor 2 Locking time stage 2 Release integral stage 2 Reset integral stage 2 General parameters Temp threshold mode In this case the heat pump continues to operate with no interruption If there is no demand for heat from space heating the heat pump is switched off It can only resume operation when the minimum off time operating line 2843 has elapsed provided the hot gas temperature has dropped below the reduced maximum hot gas temperature by the amount of the adjustable switching differential of the hot gas operating line 2847 If an electric immersion heater is installed DHW charging can be terminated Otherwise for DHW charging to be resumed the DHW storage tank temperature B3 must drop by the amount of the DHW switching differential operating line 5024 If a second compressor is in operation it is always switched off when the reduced switch off temperature is reached Line no Operating line 2862 Locking time stage 2 2863 Release integral stage 2 2864 Reset integral stage 2 The second stage is released only when the locking time has elapsed The locking time starts on release of the first compressor The locking time enables the first comp
37. to the time programs of the heating circuits Once day Release of DHW charging is given 2 5 hours before the first heat request fom the heating circuit is received Then the reduced DHW setpoint applies for the whole day Heizprogramm Einmal pro Tag TWW Freigabe 2 5h il In the case of continuous heating with no setback periods release of DHW charging is given at 0 00 The same rule also applies if the first request for heat from the heating circuit is received before 02 30 If a request for heat is delivered at midnight DHW charging is released after the first setback period but no earlier than 2 5 hours before midnight Tag 4 Heizprogramm U TWW Freigabe 2 5h 2 5h 2 5h 2 5h 24 32 Siemens Schweiz AG User Manual OEM RVS51 843 CE1U2355en 01a HVAC Products 2 The settings in detail 14 June 2006 Overtemperature protection DHW push Automatic push Several times day When selecting Several times day release of DHW charging is put forward in time by 1 hour against the periods of time the heating circuit calls for heat and is then maintained during these periods of time Heizprogramm Mehrmals pro Tag TWW Freigabe 1h 1h Line no Operating line 5051 Storage tank temp max Defines the maximum DHW storage tank temperature This temperature must never be exceeded even if the collector overtemperature function is active Line no Operating line 5070 Automatic push Off On Th
38. will be overwritten The following data will not be overwritten Line no Operating line 3 Year 130 Room unit 1 131 Room unit 2 132 Outside sensor 133 Repeater 134 Operator unit 135 Service unit 138 Delete all devices 516 Default values 536 Default values 556 Default values 576 Default values 6222 Device hours run 6650 Outside temp source 2 2 Heating circuits cooling circuit Line no Operating line HC1 HC2 KK1 835 11135 942 Mixing valve Xp 836 11136 943 Mixing valve Tn In heating mode mixing valve 1 uses the P band and the integral action time according to heating circuit 1 835 836 in cooling mode those of cooling circuit 1 942 943 The proportional band defines within which change of the controlled variable Ax AT of the return the whole correcting span y valve travel is traversed The smaller the proportional band the greater the change of the manipulated variable Ay at a given change of the controlled variable Ax Siemens Schweiz AG HVAC Products User Manual OEM RVS51 843 2 The settings in detail CE1U2355en 01a 14 June 2006 Mixing valve Tn setpoints Condenser pump Req temp diff condenser Max dev temp diff cond Source pump Req temp diff evaporator Max dev temp diff evap The integral action time is the period of time the controller s I part would need to produce the same change of the manipulated variable as the P part An
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