Bosch WORCESTER Sense II Installation Instructions Manual
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Bosch WORCESTER Sense II Installation Instructions Manual

Bosch WORCESTER Sense II Installation Instructions Manual

Advanced weather compensation controller
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Installation instructions
Advanced Weather Compensation Controller
Sense II
6 720 812 774-01.1O
UK/IE
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Summary of Contents for Bosch WORCESTER Sense II

  • Page 1 Installation instructions Advanced Weather Compensation Controller Sense II 6 720 812 774-01.1O UK/IE...

  • Page 2: Table Of Contents

    Contents Contents 5.4.5 Important settings for the hybrid system ..24 1 Explanation of symbols and safety instructions ..3 5.4.6 Important settings for cascades ... . 24 Explanation of symbols .

  • Page 3: Explanation Of Symbols And Safety Instructions

    Explanation of symbols and safety instructions Determined use Explanation of symbols and safety ▶ The product must only be used for controlling heating instructions systems. Any other use is considered inappropriate. Any damage that Explanation of symbols may result is excluded from liability. Warnings Installation, commissioning and maintenance Installation, commissioning and maintenance must only be...

  • Page 4: Product Information

    Product information 2.1.1 Control types Product information There are heat sources that have integrated weather-compensated control. In such heat Product description sources, the integrated weather-compensated • The Sense II controller controls up to a maximum of 4 control must be deactivated. heating circuits.

  • Page 5: Important Notices On Usage

    Product information Sense I HC 2 HC 1 Sense II Sense II HC 1 HC 1 HC 2 6 720 812 773-04.1O Fig. 1 Example for heating systems with one or two heating circuits [1] Sense II as controller for several (in this case two) heating Declaration of Conformity circuits (HC 1 and HC 2).

  • Page 6: Scope Of Delivery

    Product information Scope of delivery 6 720 812 774-10.2O Fig. 2 Scope of delivery [1] Wall mounting plate [2] Sense II controller [3] Installation material [4] Connector with link (to be installed into some heat sources) [5] blue connector [6] Outside sensor [7] Installation frame for installation in the heat source [8] Technical documentation Sense II –...

  • Page 7: Technical Data

    Product information Technical data auto menu info 6 720 812 774-09.1O Fig. 3 Dimensions in mm      Chapter 2.4, page 6 Scope of delivery °C °C °C °C Measurements 123 × 101 × 25 mm – 20 2392 –...

  • Page 8: Applicability Of The Technical Documentation

    Installation Combination is not possible with the following products: Installation location of the user interface • FR10, FR10, FW100, RC25, RC35, ISM or SC controls If the weather-compensated control (without room temperature influence) is active, for direct and easy access we Applicability of these instructions to EMS 2-capable recommend the installation of the controller in the living space.
  • Page 9 Installation ≥ 1000 6 720 812 361-08.1O Fig. 4 Installation location in the reference room Sense II – 6 720 818 367 (2015/10)

  • Page 10: Installation In The Reference Room

    Installation Installation in the reference room If the maximum total length of the cable between all BUS devices is exceeded or the The surface of the wall must be flat. BUS system has a ring structure, When installing on to a wall box: commissioning of the system is not possible.

  • Page 11: Fitting/Removing The Controller

    Installation Fitting/Removing the controller Installation in the heat source ▶ To prepare the controllerfor installation in the heat source: Fitting the controller ▶ Hook the controller in at the top. ▶ Click in the controller at the bottom. 6 720 812 774-11.1O Fig.

  • Page 12: Installing The Connector With Link

    Installation Installing the connector with link The advanced weather compensated controller only works properly, when the connector with link ( fig 2, [4], page 6). is installed correctly in the heat source. The plug with jumper must be installed in all heat sources with HT4i electronics (e.g.

  • Page 13: Installing The Blue Connector

    Installation Installing the blue connector The weather-compensated controller only functions, if the outside temperature sensor is correctly installed at the heat source. If no plug is enclosed with the heat source (e.g. Greenstar i), the blue plug is to be installed ( fig. 13). ▶...

  • Page 14: Installation Of An Outside Temperature Sensor

    Installation Installation of an outside temperature sensor If the controller is to be used as a weather-compensated ▶ Observe the instructions for the heat source when controller, the outside temperature sensor, supplied, is connecting the electrical supply. required. When sensor leads are extended, apply the following cable To correctly record the outside temperature: cross-sections: ▶...

  • Page 15: Basic Principles Of Operation

    Basic principles of operation Basic principles of operation Overview of the control elements 6 720 812 773-03.1O Fig. 15 Control elements [1] adv key (bringing forward the next heating on time) [2] man key (manual operation) [3] auto key (automatic mode) [4] menu key (to call up menus) [5] info key (info menu and help) [6] Back key...
  • Page 16 Basic principles of operation  Fig. 15, page 15 Item Element Designation Explanation Advance key If automatic mode with time program is active: ▶ Press to bring forward the next switching (heating on) time. If automatic mode with time program is active and the next switching time has already been brought forward: ▶...

  • Page 17: Overview Of The Symbols In The Display

    Basic principles of operation Overview of the symbols in the display Fig. 16 Example for a standard display of a system with more than one heating circuit  Fig. 16, page 17 Item Symbol Designation Explanation Value display Display of current temperature: •...
  • Page 18 Basic principles of operation  Fig. 16, page 17 Item Symbol Designation Explanation auto Mode Display with one heating circuit in automatic mode (heating controlled by time program). HC2auto The displayed heating circuit operates in automatic mode. The standard display refers only to the displayed heating circuit.

  • Page 19: Operating The Service Menu

    Basic principles of operation Operating the service menu Setting a value with a slider (slider shown in display) The first press of any Key or adjustment of the ▶ Turn the selector to highlight an entry. Selector will only switch on the backlight of the ▶...

  • Page 20: Overview Of The Service Menu

    Basic principles of operation Overview of the service menu Menu Purpose of the menu page Commissioning Check and, if necessary, adjust Start configuration wizard and the most important settings for the heating system configuration. Central System data The settings that apply to the entire heating system, e.g. minimum outside heating temperature and building type.

  • Page 21: Commissioning

    Commissioning Setting language Commissioning ▶ Turn the selector to select a language and press the selector. System schematics are available in the Setting the date installation and maintenance instructions of & ▶ Turn the selector to set the day, month and the MM 100/MM 200 and MS 100/MS 200 year.
  • Page 22 Commissioning Menu item Question Answer/setting Start configuration wizard Check before starting the configuration wizard: • Module installed and coding address set (E.g. MS100)? • Remote control installed and set (E.g. Sense I)? • Temperature sensor installed (e.g. solar collector, low loss header or DHW sensor)? Start the configuration wizard? Yes | No System data...
  • Page 23 Commissioning Menu item Question Answer/setting Setback type Reduced mode | Outside Which setback type should be used ? (for further information  Setback types) temperature threshold | Room temperature threshold Reduced mode When Setback type = Outside temperature – 10 – 20 °C below threshold: Below what temperature should the reduced mode be activated?

  • Page 24: Commissioning Other Settings

    Commissioning Commissioning other settings 5.4.4 Important settings for the solar system These settings are only available if the solar system is designed If some functions are not activated, and modules, units or and configured accordingly. For further details see technical components are not installed, the irrelevant items are hidden, documentation for MS 100/MS 200 modules.

  • Page 25: Shutting Down/Switching Off

    Shutting down/Switching off Shutting down/Switching off The Sense II controller is powered via the BUS connection and remains permanently on. The system is only switched off for maintenance work, for example. ▶ Disconnect the entire system and all BUS subscribers (e.g. modules) from the power supply.
  • Page 26 Service menu Service menu Commissioning Start configuration wizard Mixer System data Mixer runtime Low loss hdr. sensr. instll. DHW priority Config. DHW at boiler DHW system I ... II Config. of HC1 at boiler DHW system I install. (... II...) Min.
  • Page 27 Service menu Boiler data Heating circuit 1 ... 4 Pump type Heating circuit installed Pump run-on time Ctrl type h. circ. 1 Pump logic temperature Prog. unit heat. circ. 1 Pump control mode Use minimum value Pump rate min. output Heating system heat circ.
  • Page 28 Service menu Screed drying Cylinder load optimization Activated Flow temp. increase Dwell time before start DHW start delay Start phase duration Start cyl. primary pump Start phase temperature Min. temp. difference Heat-up phase step width DHW circ. pump installed Heat-up phase temp. diff DHW circulation pump Holding phase duration DHW circ.

  • Page 29: Heating System Settings

    Service menu Diagnosis Fault displays Function test Active faults Enable function tests Störungshistorie Boiler / burner System information Heating circuit 1 ... 4 Maintenance Service display DHW system I ... II Service date Runtime service display Solar Boiler runtime Contact address Hybrid Reset Fault history...

  • Page 30: System Data Menu

    Service menu 7.1.1 System data menu building. Additional settings for heating circuit 1 and DHW system 1 are available in this menu (if directly installed at the Settings for the entire heating system can be made in this heat source). menu.

  • Page 31: Boiler Data Menu

    Service menu Minimum outside temperature in °C Hamburg Rome – 12 – 1 20°C Helsinki – 24 Sevastopol – 12 Istanbul – 4 Stockholm – 19 Copenhagen – 13 Valencia – 1  0 Lisbon Vienna – 15 London Zurich –...
  • Page 32 Service menu Menu item Adjustment range description Pump type Output- The heating pump operation is dependent on the burner output. In particular compensated this means that the pump runs at the lowest possible modulation while the burner is off and a heat request is present (flow temperature setpoint > 0 °C) or frost protection is active.

  • Page 33: Heating Circuit 1 - 4

    Service menu Menu item Adjustment range description 3 WV centre pos. 3-way valve in centre position Emerg. altern. op. If the DHW cylinder takes a long time to charge, alternating operation between DHW heating and CH occurs to ensure that central heating demand is met despite the fact that DHW priority is set.
  • Page 34 Service menu Menu item Adjustment range description 30 ... 75 ... 85 °C Max. flow The maximum flow temperature can only be adjusted in room-temperature temperature dependent control mode (via weather-compensated part of the heating curve). The adjustment range depends on the selected heating system. Set heating Fine adjustment of the heating curve that is preset via the heating system (...
  • Page 35 Service menu Menu item Adjustment range description Pump economy Optimised pump operation active: The heating pump runs as little as possible mode when dependent on the burner operation (available only with Ctrl type h. circ. 1 Room-temp.-compensated). When the burner stops the pump switches off after the overrun period (Pump run-on time).
  • Page 36 Service menu – The frost protection must be outside-temperature- Set the heating system and heating curve for weather- dependent and the DHW priority must be activated. compensated control – The electrical integration of a constant heating circuit ▶ Set the heating emitter type (radiator, convector or into the system is performed via an MM 100/MM 200 underfloor heating system) in the Central heating module.
  • Page 37 Service menu The heating curve is the decisive basic factor for economic and flow temperature at a room temperature of 21 °C with an convenient operation of the heating system with weather- adjusted outside temperature of 20 °C. The end point of the compensated control.
  • Page 38 Service menu 6 720 645 407-19.2O Fig. 24 Setting the Heating curve for radiators/convectors Left: gradient above design temperature T and minimum outside temperature T A,min Right: parallel displacement via room temperature offset or required room temperature Outside temperature Flow temperature [1] Setting: T = 75 °C, T = –10 °C, limit at T...
  • Page 39 Service menu • Room temperature threshold: If the room temperature falls below the desired temperature for the setback mode, the heating system works as in the reduced mode. If the room temperature exceeds the desired temperature, the heating system is off. This setback type is: –...

  • Page 40: Screed Drying Menu

    Service menu • If the outside temperature exceeds the frost protection the heating system automatically runs the screed drying limit temperature by 1 K ( °C) and there is no heat program once. requirement from the heating system, the heating pump switches off.
  • Page 41 Service menu Menu item Adjustment range description Endphase duration No end phase Time lag between the beginning of the end phase (last temperature step) and the end of the screed drying program ( Fig. 27, [7]) Permanently 1 ... 30 days End phase temperature 20 ...

  • Page 42: Dhw Settings

    Service menu DHW settings DHW system I – II menu DHW system settings can be adapted in this menu. For example, maximum DHW temperatures, circulation pump logic and thermal disinfection settings are made within this menu. WARNING: Risk of scalding! The maximum DHW temperature (Max.
  • Page 43 Service menu Adjustment Menu item range description Start cyl. primary Only available with DHW heating via an MM 100/MM 200 module pump temp.- Only if the temperature in the low loss header is higher than the temperature in the compensated DHW cylinder, the cylinder primary pump is switched on in case of a cylinder load (no withdrawal of residual heat from the cylinder).

  • Page 44: Solar System Settings

    Service menu Adjustment Menu item range description Daily heat-up The daily heat-up is only available for DHW heating with an MM 100/MM 200 module or EMS 2 heat source. The entire DHW volume is automatically heated up daily at the same time to the temperature that has been set via Daily heat-up temp.

  • Page 45: Settings For Hybrid Systems

    Service menu Settings for hybrid systems 7.6.2 Monitored values menu This menu contains the heating system settings and measured If a hybrid system or a hybrid appliance is installed, the Hybrid values. E.g. the flow temperature or current DHW temperature settings menu is displayed.
  • Page 46 Service menu • Const.: Constant set value; holiday program is active for • Ht once: Heating once is active ( operating the heating circuit. instructions). • Hold: Switch-on optimisation is active for the heating • Man off, Man.red., ManDHW: Operating mode without circuit (...

  • Page 47: Fault Display Menu

    Service menu • Therm.d.: Thermal disinfection is active ( operating 7.6.5 Maintenance menu instructions). You can set a maintenance interval and add installer contact details in this menu. The controller shows a service display with In addition, in the DHW system I...II menu the following is fault codes and the added address.

  • Page 48: Reset Menu

    Eliminate fault 7.6.6 Reset menu 7.6.7 Calibration menu You can delete settings or lists or reset them to the default Menu item description setting in this menu. Room temp. ▶ Position a precision instrument near the sen. adj. user interface. The precision instrument Menu item description must not transfer any heat to the...
  • Page 49 Eliminate fault Cause or fault description Test procedure/Cause Corrective measure A01 808 DHW heating: DHW No hot water system installed Deactivate hot water system in the temp. sensor 1 faulty. service menu Check connecting lead between controller and hot If there is a defect, replace the sensor If the hot water water temperature sensor function is not...
  • Page 50 Eliminate fault Cause or fault description Test procedure/Cause Corrective measure DHW heating: Check if water is possibly being drawn from the If water is being drawn constantly, 4051 thermal disinfection DHW cylinder constantly due to a leak or taps take action to stop this 4052 failed being open...
  • Page 51 Eliminate fault Cause or fault description Test procedure/Cause Corrective measure A11 1038 Invalid time/date Date/time not yet set Set date/time Prolonged loss of power supply for more than Avoid voltage failures 8 hours A11 3061 No communication Check configuration (set address at the module). Change configuration 3062 with...

  • Page 52: Environment / Disposal

    Environmental protection is a fundamental corporate strategy Old electrical and electronic appliances of the Bosch Group. Electrical or electronic devices that are no The quality of our products, their efficiency and environmental longer serviceable must be collected...
  • Page 53 Commissioning report ▶ Complete the commissioning report during commissioning. It is intended to provide information. > System data Menu item Adjustment  Low loss hdr. sensr. instll. No low-loss header  At the boiler  At the module  Header w/o sensor ...
  • Page 54 Commissioning report Menu item Adjustment Upper limit max. output Setting value (in percent) ..% Max. DHW output Setting value (in percent) ..% Top limit max DHW output Setting value (in percent) ..% Top limit max flow temp. Set temperature Min.
  • Page 55 Commissioning report > Heating circuit 1 – 4 Heating circuit Menu item Adjustment     Heating circuit 1 installed  At the boiler – – –     At the module     Ctrl type h. circ. 1 Outdoor-temp.-compensated ...
  • Page 56 Commissioning report Heating circuit Menu item Adjustment     DHW priority         Shown in standard display         Pump economy mode     ...
  • Page 57 Commissioning report > DHW system I – II menu DHW system Menu item Adjustment   DHW system I install. | DHW system II install.  At the boiler –   At the module  Config. DHW at boiler No DHW –...

  • Page 58: Index

    Index DHW system Menu item Adjustment   Therm. disinfection day Monday   Tuesday   Wednesday   Thursday   Friday   Saturday   Sunday   Daily Therm. disinfection time Set time ..:....:..Therm.
  • Page 59 Index Control types ............4, 35 Cylinder primary circuit ..........4 Installation ............. 8, 10 – Electrical connection ..........10 – in the heat source ............. 11 DHW circulation pump ..........42 – in the reference room ..........10 DHW system ...............42 –...
  • Page 60 Index Quick heat-up ............31, 36 Technical data ...............7 Temperature sensor – Characteristics ............7 Range of functions ............4 Test active components (e.g. pumps) ......45 Recycling ..............52 Test mixer ..............45 Reduced mode ............38 Test pump ..............45 Reference room ............9 Test valve ..............45 Remote control ..........
  • Page 61 Notes Sense II – 6 720 818 367 (2015/10)
  • Page 62 Sense II – 6 720 818 367 (2015/10)
  • Page 63 Sense II – 6 720 818 367 (2015/10)
  • Page 64 0330 123 9119 TRAINING: 0330 123 0166 SALES: 0330 123 9669 Worcester, Bosch Group Cotswold Way, Warndon, Worcester WR4 9SW. Tel. 0330 123 9559 Worcester, Bosch Group is a brand name of Bosch Thermotechnology Ltd. worcester-bosch.co.uk 6 720 818 367...

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