Viessmann VITOTRONIC 300-K Manuel d'installation

Installation and serviceinstructionsfor contractorsVIESMANNVitotronic 100Type HC1BDigital boiler control unitVitotronic 300-KType MW2BWeather-compensa

10For installation, commissioning,maintenance and service ofVitodens 200-W withVitotronic 100: see separateinstallation instructions and serv-ice inst

100Coding in the delivered condition Possible change98:1 Viessmann system num-ber (in conjunction withmonitoring several sys-tems within one LON sys-t

101Coding in the delivered condition Possible change9A:0 Connection at terminals 1and 2 in plug aVD disa-bled (external "Mixerclose") (see p

102CodingCoding in the delivered condition Possible change35:4 4 boilers connected to theVitotronic 300-K.35:1to35:81 to 8 boilers connected tothe Vit

103Coding in the delivered condition Possible changeWithout flow temperaturesensor (see page 64).3C:0 Condensing strategy(see page 66).3C:1 Convention

104Coding in the delivered condition Possible change46:10 Shutdown integralthreshold set to10 K x min.46:1to46:255Shutdown integral thresh-old adjusta

105CodingCoding in the delivered condition Possible change55:0 Cylinder heating,hysteresis ± 2.5 K.55:1 Adaptive cylinder heatingenabled (see page 79)

106Coding in the delivered condition Possible change62:10 Circulation pump with arun-on time ofup to 10 min after cylinderheating.62:0 Circulation pum

107Coding in the delivered condition Possible changeSet DHW temperature40 °C. Reheating is sup-pressed above the selec-ted set temperature(DHW heating

108Coding in the delivered condition Possible change"ON" according to timeprogram.75:0 DHW circulation pump"ON" during economymode

109Coding in the delivered condition Possible change04:4 Controller amplification ofthe speed control 4 %/K.04:1to04:10Controller amplificationadjusta

11Opening the control unit casing3.2.2x1.4.8x5.Installation, Vitotronic 100Installing a cascade communication module (cont.)5601 090 GBInstallation

110Coding in the delivered condition Possible change0b:0 Frost protection functionfor solar circuit switchedoff.0b:1 Frost protection functionfor sola

111Coding in the delivered condition Possible change Target temperaturecontrol switched on(code "10:1"):Temperature at whichthe solar heate

112Coding in the delivered condition Possible change20:8 Solar heating via externalheat exchanger with addi-tional temperature sensor.20:9 Solar heati

113Coding in the delivered condition Possible changeStart temperature forthermostat function >stop temperature for ther-mostat function:Thermostat

114Coding in the delivered condition Possible changeOnly when setting code"20:8".26:2 Priority for DHW cylinder 2– without alternate heat-in

115Coding in the delivered condition Possible changeA1:0 Only with Vitotrol 200A orVitotrol 200RF:All possible settings atthe remote control can beacc

116Coding in the delivered condition Possible changeA4:0 With frost protection. A4:1 No frost protection; this set-ting is only possible if code"

117Coding in the delivered condition Possible changeA6:36 Extended economy modedisabled.A6:5toA6:35Extended economy controlenabled, i.e. the burner an

118Coding in the delivered condition Possible changeReduced mode: weather-compensatedb0:3 Heating mode/reducedmode: with room tempera-ture hook-upb2:8

119Coding in the delivered condition Possible changeb8:10 With remote control andfor the heating circuit,operation with room tem-perature hook-up must

12Installation of the communication module7.6.Installation, Vitotronic 100Installing a cascade communication module (cont.)5601 090 GB

120Coding in the delivered condition Possible changeC5:20 Electronic minimum flowtemperature limit 20 °C(only in operation withstandard room tempera-t

121Coding in the delivered condition Possible changeSet day temperatureadjustable at the remotecontrol from 10 to 30 °C.E1:2 Set day temperatureadjust

122Coding in the delivered condition Possible changeF9:-14 Temperature limit for rais-ing the reduced set roomtemperature -14 ºC, seeexample on page 7

123For the Vitotronic 100, see boilerservice instructionsSchemes, Vitotronic 100Connection and wiring diagrams5601 090 GBService

124OverviewSchemes, Vitotronic 300-KConnection and wiring diagrams5601 090 GB

125A1 Extension PCB heating circuits 2and 3 (accessory)A2 PCB, low voltageA3PCB 230 V∼A6 Programming unitA7 Optolink PCB/emissions testswitchA8 PCBA10

126PCB 230 V~A12Schemes, Vitotronic 300-KConnection and wiring diagrams (cont.)5601 090 GB

127sÖHeating circuit pumporPrimary pump, primary storesystemsACirculation pump for cylinderheating (accessory)sKDHW circulation pump (acces-sory)sLDis

128aVDExternal hook-upaVGKM BUS subscriber (accessory)aVHExternal hook-upLON Cable for data exchangebetween control units (accesso-ries)S3 Emissions t

129Cylinder, flow and room temperature sensorNote The flow temperature sensor can beused as a contact or immersion tem-perature sensor. The flow tem

13A1215220295040156A13/2517143146B5AB1451451285252202022M3M2M3M2M3M2LONPCB, extension for heating circuits 2 and3 (accessory)? M2/M3Flow temperature s

130Outside temperature sensorViessmann NTC 10 kΩ10010-20 -10 0 10 20 30Temperature in °C6820406080200Resistance in kΩ1. Pull plug !.2. Check the sens

13111 21 32CA BEDAOutside temperature sensorBRadio clock receiverCGreen LEDDRed LEDEAerialConnection2-core lead, length max. 35 m with across-section

132Components: Mixer motor, with 4.0 m connectingcable (not for flanged mixer) Plug for connecting the heating circuitpump Flow temperature sensor

133Mixer motor specificationRated voltage 230 V~Rated frequency 50 HzPower consumption 4 WSafety category IIIP rating IP 42 to EN 60 529, ensure throu

134Changing the rotational directionInterchange cores at terminals "Y1" and"Y2".Checking the rotational directionThe mixer is move

135Changing the rotational directionInterchange cores at terminals "Y1" and"Y2".Checking the rotational directionThe mixer is move

136Immersion thermostat, part no. 7151 728Contact thermostat, part no. 7151 729L N?1~ML N?CBAAHeating circuit pumpBControl thermostat (temperaturelimi

137DE1 Digital input 1DE2 Digital input 2DE3 Digital input 30 - 10 V 0 - 10 V inputfÖPower supplyfÖ APower supply for additionalaccessoriesaBJSwitchin

138 Fault message input Brief operation of the DHW circulationpumpWhen connecting external contacts,observe the requirements of safety cat-egory II,

139Coding address "1E" in the "General"group: "1E:0" ≙ temperature demand adjust-able in the range from 0 to 100°C1 V≙ 1

14Main PCB 230 V~sÖA1Heating circuit pumporPrimary pump, primary store sys-temsACirculation pump for cylinderheating (accessory)sKDHW circulation pump

140Boiler service instructionsParts list Vitotronic 300-KWhen ordering spare parts:Quote the part and serial numbers (seetype plate A) and the positio

1410024003800110025A0015001700010023004801030108004000810014005001020101010301020101010001060104009200740057005800210018002000160013000800510019003700

142See boiler service instructionsSpecification Vitotronic 300-KRated voltage230 V∼Rated frequency 50 HzRated current6 A∼Power consumption 10 WSafety

143AAcknowledging a fault display...51Actuators, testing...39Adaptive cylinder heating...79Apartm

144HHeating circuit control unit...68Heating circuit pump logic...70Heating circuit pump logic function...70Heating cur

145Solar control module...78Solar control unit...78Specification Vitotronic 100...

1465601 090 GB

1475601 090 GB

148ApplicabilitySerial No.:7441817 7498907Viessmann LimitedHortonwood 30, TelfordShropshire, TF1 7YP, GBTelephone: +44 1952 675000Fax: +44 1952 675040

151.2.3.Installation, Vitotronic 300-KInstalling the mounting bracket and control unit back5601 090 GBInstallation

16Accessory, part no. 7164 403 Separate installation instructionsInserting cables/leads and applying strain reliefCDDABACables with moulded strain rel

17The cascade communication modulemust be fitted into every Vitotronic 100(see page 10).BCABCAVitotronic 300-KB2-core cable (cross-section2 x 0.5 mm2,

181212 12 1212 125A 5B 17B113 21145145 3/2!Outside temperature sensor§/?Flow temperature sensor com-mon flow/low loss header%ACylinder temperature sen

19Available pump connectionssÖA1Heating circuit pumporPrimary pump, primary store sys-temsACirculation pump for cylinderheatingsKDHW circulation pumps

2Please follow these safety instructions closely to prevent accidents and mate-rial losses.Safety instructions explainedDangerThis symbol warns agains

20Pumps with power consumption greater than 2 ALNExternalON/OFFLNN PENLLDCABAPumpBTo the control unitCContactorDSeparate power connection(observe manu

21Pumps in the underfloor heating circuit1~M1~M20LNABCsÖsÖTo the control unitAPrimary pumpBTemperature limiterCSecondary pumpConnecting servomotorsAva

22M1~52OpenCloseRated voltage 230 V~Rated current max. 0.2 (0.1) A~Recommended connectingcableH05VV-F4G0.75 mm2or H05RN-F4G0.75 mm2Runtime 5 to 199 s

23Connection options: Plug aVH Extension EA1 (accessory, seepage 137)Connection!Please note'Live' contacts lead to short cir-cuits or phase

24Connection at input 0 – 10 V to exten-sion EA1 (see page 137).Ensure DC separation between the neg-ative pole and the earth conductor of theon-site

25Plug aVDExtension EA1 143AB2 31AFloating contactB Plug aVD on control unit B[{SDE[{DDE[{ADEAAFloating contactBExtension EA1With the contact closed

26143BA1 2 3AExternal "Mixer open"(floating contact)BExternal "Mixer closed"(floating contact)!Please note'Live' contact

27Plug aVDExtension EA1 The changeover can be achieved separately forheating circuits 1 to 3.143AB2 31AFloating contactB Plug aVD of the controlunit

28CodesPlug aVDExtension EA1Via coding address "91" in the"General" group, the functioncan be assigned to the heatingcircuits.Set

29AControl unit or VitocomBLON cable, 7 m longCTerminatorConnection with Viessmann LON cable and couplingCDA A ADBB BDDBB BCInstallation spacing 7 to

3If you smell flue gasDangerFlue gas can lead to life-threat-ening poisoning. Shut down the heating system. Ventilate the boiler room. Close all do

30Connection with LON cable, on-site cable and LON junction box≤ 900 mDCBCB B BED DDEA AFAThe line may be up to ≤ 900 m (with LON junction boxes)ACont

31L1PENBUBNGNYEN L40APower supply 230 V~BFuseCMains isolator, two-pole (on-site)DJunction box (on site)1. Check whether the power cable to thecontrol

32A2.4.7.6.5.1.8.3.Installation, Vitotronic 300-KFitting the control unit front5601 090 GB

332.1.3.Installation, Vitotronic 300-KOpening the control unit5601 090 GBInstallation

34The following is displayed during com-missioning (delivered condition Ger-man).SpracheDanskCeskyBulgarskiDeutschWählen mitêêçDEBGCZDKêê(Setting the

35Subject to the codes set in the "Cas-cade" group and internal control calcu-lations, the control unit offers variousboiler sequences. Codi

36Example of a multi boiler systemAKMK2BKMK2KMK1CLON145DLONLONEFLONAVitotronic 100BVitotronic 100CVitotronic 300-KDVitotronic 200-HEVitocomFLONA B C D

37A B C D E — — Number ofconnectedboilers.Set codes"35:1" to"35:8" in the"Cascade"group.— —— — Subscriber no.5.C

38A B C D E — — Control unittransmits out-side tempera-tureCode "97:2" inthe "General"group.Control unitreceives out-side

39Carrying out relay test1. Press OK and å simultaneouslyfor approx. 4 s.Ü flashes on the display.2. Select " " and confirm with OK.3.

4Installation instructionsPreparing for installationSystem version ID: 4605016...

40Display Explanation"Mixer HC2" Open Output "Mixer open" active (heating circuitwith mixer M2)."Mixer HC2" Close Output

414. Scan actual temperature of the rele-vant sensor.Adjusting the heating curveThe heating curves illustrate the relation-ship between the outside t

42Slope setting ranges: Underfloor heating systems: 0.2 to 0.8 Low temperature heating systems: 0.8to 1.6Selecting the set room temperatureIndividua

43ABBoiler water orflow temperature in °C90+20 -20Outside temperature in °C3.51.40.2AChanging the slopeBChanging the level (vertical paralleloffset of

441. Press OK and simultaneously forapprox. 4 s. flashes on the display.2. Select required function, e.g. relaytest.Exiting the service level1. Pr

45For explanations of individual scans, see the following table:Brief scan Display0 SystemschemeSoftware versionControl unitSoftwareversionProgram-m

46Brief scan Display Extension EA1F3Output 157configura-tion (valuecorre-sponds tosetting incodingaddress"36" ingroup 1"General")

47Press OK and simultaneously forapprox. 4 s.Service menu overviewServiceDiagnosisActuator testCoding level 1Brief scanGeneralHeating circuit 1 H

48Calling up operating data1. Press OK and simultaneously forapprox. 4 s.2. "Diagnosis"3. Select required group, e.g. "Gen-eral&qu

49Row (briefscan)Field 1 2 3 4 5 63: 0 0 Number of KM BUSsubscribersSoftware versionSolar control module,type SM14: 0 0 0 0 0 05: 0 0 0 0 Softwarever

5Scanning operating data... 44Brief scan...

50Row (briefscan)Field 1 2 3 4 5 611: 0 0 Softwareversion,extensionfor heatingcircuits 2and 3 withmixer0 Softwareversion,extensionfor heat-ing cir-cu

51Fault display on the Vitotronic 100:Boiler service instructionsIf there is a fault, the red fault display onthe control unit flashes. "Fault&qu

52Displayedfault codeSystem characteris-ticsCause Measures10 Activates after 0 °Coutside temperature.Short circuit, out-side temperaturesensorCheck ou

53Displayedfault codeSystem characteris-ticsCause Measures48 Mixer is beingclosed.Lead break, flowtemperature sen-sor, heating circuitwith mixer M2(he

54Displayedfault codeSystem characteris-ticsCause Measures56 Control mode. Maintenance orfault onVitotronic 100 ofboiler 7.Check maintenance dis-play

55Displayedfault codeSystem characteris-ticsCause Measures5F Control mode. Communicationfault, Vitotronic 100of boiler 8Check and replace cas-cade com

56Displayedfault codeSystem characteris-ticsCause Measures8E Control mode. Communicationfault, Vitotronic 100of boiler 3Check and replace cas-cade com

57Displayedfault codeSystem characteris-ticsCause Measures98 Control mode. Lead break, tem-perature sen-sor /,connection at solarcontrol module.Check

58Displayedfault codeSystem characteris-ticsCause Measures9E Control mode. No flow rate insolar circuit or flowrate too low, ortemperature limiterhas

59Displayedfault codeSystem characteris-ticsCause Measuresb6 Constant mode. Invalid hardwarerecognisedCheck coding address"92" in "Gene

6Radio clock receiver, part no. 7450 563... 130Extension kit, mixer, part no. 7441 998...

60Displayedfault codeSystem characteris-ticsCause MeasuresbE Control mode withoutremote control.Communicationfault, Vitotrolremote control withmixer M

61Displayedfault codeSystem characteris-ticsCause Measuresd7 Control mode. Input DE2 at exten-sion EA1 reports afaultRemove fault at applianceconcerne

62Brief description The boiler water temperature is regu-lated by switching the modulatingburner. The set boiler water temperature isdefaulted by th

63 The boiler sequence (see page 35)can be determined via code 2 and theboiler sequence selection control. Coding addresses that influence thecascad

64Standalone controlBoilers connected in parallel Without and with flow temperaturesensor.– With flow temperature sensor:Set code "3b:1" in

65With this strategy, an additional boilerwill only be started if the maximum out-put of all currently active burners is insuf-ficient to achieve the

66Examples of the various control strategiesSystem with 2 Vitodens 200-W.Condensing strategy (code "3C:0" in the "Cascade" group)S

67Conventional boiler strategy 1 (code "3C:1" in the "Cascade" group)Starting00025502510010010015020050tTotal Boiler 2 Boiler 1Rat

68Conventional boiler strategy 2 (code "3C:2" in the "Cascade" group)Starting00025502510010010015020050tTotal Boiler 2 Boiler 1Rat

69FunctionsThe heating circuit without mixer is sub-ject to the common flow temperature andits control range limits.The heating circuit pump is the on

7Multi boiler system with several heating circuits with mixer andlow loss header (with/without DHW heating)Hydraulic installation schemeKWWW101211--6/

70 Quick setbackThe set room temperature must bereduced by at least 2 K by the followingmeasures:– Activating economy mode– Changeover from central h

71Screed drying function In conjunction with a heating circuitwith mixer. For drying screeds (observe the infor-mation provided by the screed manu-f

72Temperature profile 2: (ZV parquet and flooring technology) code "F1:2"Flowtemperature °CDays50403020101 5 10 15 20 25 30Temperature profi

73Temperature profile 6: Code "F1:6"Flowtemperature °C1 5 10 15 20 25 30Days504030201060Temperature profile 7: Code "F1:15"Flowtem

74Flow temperature controlFlow temperature in °C11080+8 K+20 -208 KOutside temperature in °CABCDEAMaximum flow temperature limit(coding address "

75Example using the settings in the delivered conditionAB-20Outside temp. in °CBoiler water orFlow temperature in °C8070605040300 -5 -10 -15510Set roo

76Example using the settings in the delivered condition100203030405060600700800900Set boiler water or flowtemperature in °CTime in hABCDAStart of oper

77Flow temperature rises(Set value +1 K)The mixer motor receives the signal"Mixer closed". The signal durationlengthens with an increasing c

78 Apartment buildingCode "7F:0":– Automatic modeFor systems with two or three heat-ing circuits, the heating times for therelevant heating

79Control sequenceCode "55:0" in the "DHW" group, cyl-inder heatingThe DHW cylinder goes cold (set value–2.5 K; adjustable via cod

8Equipment requiredPos. Description1Multi boiler system with 2, 3 or 4 Vitodens 200-W, hydraulic cascade withlow loss header and connection accessorie

80DHW cylinder goes cold: Set value –2.5 K, adjustable via codingaddress "59"or Actual DHW temperature at sensor 2< set DHW temperature

81Codes for Vitotronic 100:Boiler service instructionsNote On Vitotronic 300 -K units, codes aredisplayed as plain text. Codes that have not been as

82Value address00: ...Description2 One heating circuit without mixer A1 (heating circuit 1), with DHWheating; automatic recognition.3 One heating circ

83Coding in the delivered condition Possible changeLock out controls8F:0 Operation in the standardmenu and extendedmenu enabled.NoteThe respective cod

84Coding in the delivered condition Possible changeMax. system flow temperature37:80 Electronic maximum sys-tem flow temperature limitset to 80 °C.Not

85Coding in the delivered condition Possible changeEnable DHW circulation pump73:0 DHW circulation pump:"ON" according to timeprogram.73:1to

86Coding in the delivered condition Possible changeFlow rate solar circuit0F:70 The solar circuit flow rateat maximum pump speedis 7 l/min.0F:1to0F:25

87CodingCoding in the delivered condition Possible changePriority DHW heatingA2:2 Cylinder priority applica-ble to heating circuitpump and mixer.A2:0

88Coding in the delivered condition Possible changeExtended economy function mixerA7:0 Without economy func-tion mixer.A7:1 With mixer economy func-ti

89Parameteraddress b5:...With heating circuit pump logic function:Heating circuit pump "OFF" Heating circuit pump "ON"1 RTactual &

9Required codesVitotronic 100 (set codes at every Vitotronic 100)Group Code 2 01:2 Multi boiler system with Vitotronic 300-KNoteCode "00:0"

90Coding in the delivered condition Possible changeExt. heating program changeover to heating circuitd8:0 No heating programchangeover via extensionEA

91Coding in the delivered condition Possible changeStart temperature raisingF8:-5 Temperature limit for ter-minating the reducedmode -5 ºC, see exampl

92Codes for Vitotronic 100:Boiler service instructionsNote At coding level 2, all codes are acces-sible, including the codes at codinglevel 1. Codes

93Coding in the delivered condition Possible changeOne heating circuit with-out mixer A1 (heating cir-cuit 1), without DHWheatingValue address00: ...D

94Coding in the delivered condition Possible change2E:0 Without outside tempera-ture sensor RF.2E:1 With outside temperaturesensor; automatic recogni-

95Coding in the delivered condition Possible change5C:0Function, output aBJ atextension EA1:Central fault message.5C:1 Feed pump.5C:2 No function.5C:3

96Coding in the delivered condition Possible change5E:5 Fault message input.5E:6 Brief operation, DHW cir-culation pump (pushbuttonfunction).Setting o

97Coding in the delivered condition Possible change77:5 LON subscriber number. 77:2to77:99LON subscriber number,adjustable from 1 to 99:1 - 4 = Boiler

98Coding in the delivered condition Possible change81:3 With LON communicationmodule: The control unitreceives the time.82:3 Summer time starts:March.

99Coding in the delivered condition Possible change1 step ≙ 10 min.91:0 Connection at terminals 1and 2 in plug aVD disa-bled (external heatingprogram