Viessmann VITOSOLIC 200 Installation And Service Instructions Manual
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Viessmann VITOSOLIC 200 Installation And Service Instructions Manual

Electronic temperature differential control unit
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See also: Technical Manual , Technical Data Manual
VIESMANN
Installation and service
instructions
for contractors
Electronic temperature differential control unit
Vitosolic 200
Type SD4
For applicability, see the last page
VITOSOLIC 200
Please keep safe.
5414 620 GB
6/2009

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Summary of Contents for Viessmann VITOSOLIC 200

  • Page 1 VIESMANN Installation and service instructions for contractors Electronic temperature differential control unit Vitosolic 200 Type SD4 For applicability, see the last page VITOSOLIC 200 Please keep safe. 5414 620 GB 6/2009...

  • Page 2: Safety Instructions

    Replace faulty components only with original Viessmann spare Regulations parts. Observe the following when working on this system ■ all legal instructions regarding the pre- vention of accidents, ■...
  • Page 3 Installing non-authorised components and non-approved modifications or conversions can compromise safety and may invalidate our warranty. For replacements, use only orig- inal spare parts supplied or approved by Viessmann.

  • Page 4: Table Of Contents

    Index Index Installation instructions System examples General information....................Overview of system examples................System example 1....................System example 2....................14 System example 3....................21 System example 4....................26 System example 5....................35 System example 6....................41 System example 7....................48 System example 8....................54 System example 9....................
  • Page 5 Index Index Troubleshooting Fault messages....................88 Checking sensors....................92 Checking relays (actuators).................. 92 Changing the fuse....................93 Function description Systems........................ 94 Function blocks....................112 Cylinder temperature control................116 Cylinder temperature limit..................117 Cylinder priority control..................117 Collector emergency stop..................118 Bypass........................
  • Page 6 Index Index (cont.) Certificates Declaration of conformity..................168 Keyword index....................169...

  • Page 7: General Information

    System examples General information Anti-scalding protection Danger To limit the temperature to 60 °C, Subject to system configuration, install mixing equipment, e.g. a DHW temperatures above 60 °C thermostatically controlled mix- can occur. DHW with tempera- ing valve (accessory). Install a tures in excess of 60 °C can result mixer tap as anti-scalding device in scalding.

  • Page 8: Overview Of System Examples

    System examples Overview of system examples System example 1, see page 9. System example 4, see page 26. System example 2, see page 14. System example 5, see page 35. System example 3, see page 21. System example 6, see page 41.

  • Page 9: System Example 1

    System example 8, see page 54. System example 1 DHW heating with dual-mode DHW cylinder Main components Function description ■ Viessmann solar collectors DHW heating with solar energy ■ DHW cylinders Vitocell 100-B or Vitocell 300-B Solar circuit pump R1 eE starts and ■...
  • Page 10 System examples System example 1 (cont.) ■ Actual temperature dropping below DHW heating without solar energy the stop temperature differential ΔToff ■ Exceeding the electronic temperature The upper section of DHW cylinder qP is limit of control unit eZ (max. 90 °C) heated by boiler 1.
  • Page 11 System examples System example 1 (cont.) Hydraulic installation diagram...
  • Page 12 Automatic thermostatic mixing valve Circulation pump R5 (anti-stratification) Solar collectors Collector temperature sensor S1 (KOL) Solar-Divicon Solar circuit pump R1 Vitosolic 200 Junction box ON/OFF switch (on site) Accessories Solar cell Heat meter extension kit (flow meter) Large display Datalogger For boiler and heating circuit accessories, see boiler scheme.
  • Page 13 System examples System example 1 (cont.) Electrical installation diagram N,L,PE 230 V / 50 Hz CS10 Imp 1 Imp 2 V BUS uE/uR KM BUS...

  • Page 14: System Example 2

    DHW heating with dual-mode DHW cylinder and central heating backup with heating water buffer cylinder Main components Function description ■ Viessmann solar collectors DHW heating with solar energy ■ DHW cylinders Vitocell 100-B or Vitocell 300-B Solar circuit pump R1 eE starts and ■...
  • Page 15 System examples System example 2 (cont.) ■ Actual temperature dropping below Central heating with solar energy the stop temperature differential ΔToff Circulation pump R4 eT is started to heat ■ Exceeding the electronic temperature limit of control unit eZ (max. 90 °C) heating water buffer cylinder rP if the ■...
  • Page 16 System examples System example 2 (cont.) Boiler 1 supplies the heating circuit Central heating without solar energy with heat according to the heating curve Three-way diverter valve R6 rZ remains set at boiler control unit 2. at zero volt (position "AB-B") if the tem- A low loss header 6 with flow temper- perature differential between buffer cyl- ature sensor 5 is required in conjunc-...
  • Page 17 System examples System example 2 (cont.) Hydraulic installation diagram...
  • Page 18 Automatic thermostatic mixing valve Circulation pump R5 (anti-stratification) Solar collectors Collector temperature sensor S1 (KOL) Solar-Divicon Solar circuit pump R1 Vitosolic 200 Junction box ON/OFF switch (on site) Central heating with solar energy Heating water buffer cylinder Solar pump line...
  • Page 19 System examples System example 2 (cont.) Electrical installation diagram N,L,PE 230 V / 50 Hz STB rR CS10 Imp 1 Imp 2 V BUS uE/uR KM BUS...
  • Page 20 System examples System example 2 (cont.) Required settings on the solar control unit Main menu Delivered Setting condition Operator code 0000 0200 Solar options ■ System (see page 99) ■ Hyd. Type (see page 99) Set solar values ■ Tcylset (set cylinder temperature) 60 °C ■...

  • Page 21: System Example 3

    DHW heating with two mono-mode DHW cylinders Main components ■ Actual temperature dropping below the stop temperature differential ΔToff ■ Viessmann solar collectors ■ Exceeding the electronic temperature ■ 2 DHW cylinders Vitocell 100-V or limit of control unit eZ (max. 90 °C) Vitocell 300-V ■...
  • Page 22 System examples System example 3 (cont.) Suppression of DHW cylinder reheat- DHW heating without solar energy ing by the boiler DHW cylinder 2 qI is heated by boiler Coding address "67" in boiler control unit 1. The cylinder thermostat with cylinder 2 defaults a third set DHW temperature temperature sensor 3 of boiler control (setting range 10 to 95 °C).
  • Page 23 System examples System example 3 (cont.) Hydraulic installation diagram...
  • Page 24 Automatic thermostatic mixing valve Solar collectors Collector temperature sensor S1 (KOL) Solar-Divicon Solar circuit pump R1 Vitosolic 200 Junction box ON/OFF switch (on site) DHW circulation diversion Circulation pump R5/R6 (anti-stratification) Temperature sensor S5 (DHW cylinder 1) Temperature sensor S6 (DHW cylinder 2)
  • Page 25 System examples System example 3 (cont.) Electrical installation diagram N,L,PE 230 V / 50 Hz CS10 Imp 1 Imp 2 V BUS uE/uR KM BUS A Insert the jumper between R5 and...

  • Page 26: System Example 4

    DHW and swimming pool water heating with dual-mode DHW cylinder Main components ■ Solar pump line ■ Wall mounted oil/gas boiler or oil/gas ■ Viessmann solar collectors boiler ■ DHW cylinders Vitocell 100-B or Vitocell 300-B ■ Swimming pool ■ 2 heat exchangers for swimming pool water ■...
  • Page 27 System examples System example 4 (cont.) Function description DHW heating without solar energy The upper section of DHW cylinder qP DHW heating with solar energy is heated by boiler 1. The cylinder ther- Solar circuit pump R1 eE starts and mostat with cylinder temperature sen- DHW cylinder qP is heated up if the tem- sor 3 of boiler control unit 2 regulates...
  • Page 28 System examples System example 4 (cont.) Swimming pool water heating by Filter time and possible reheating by the boiler: boiler 1: If the solar energy is inadequate to heat ■ outside the times during which heating the swimming pool water, it will be by solar energy can be expected heated by boiler 1 via temperature sen- ■...
  • Page 29 System examples System example 4 (cont.) Hydraulic installation diagram...
  • Page 30 Automatic thermostatic mixing valve Circulation pump R5 (anti-stratification) Solar collectors Collector temperature sensor S1 (KOL) Solar-Divicon Solar circuit pump R1 Vitosolic 200 Junction box ON/OFF switch (on site) Contactor relay Swimming pool water heating by solar energy Swimming pool Heat exchanger 1...
  • Page 31 System examples System example 4 (cont.) Pos. Description Filter pump Accessories Solar cell Heat meter extension kit (flow meter) Large display Datalogger For boiler and heating circuit accessories, see boiler scheme.
  • Page 32 System examples System example 4 (cont.) Electrical installation diagram 230 V / 50 Hz L 35 R134 R233 R332 R431 R530 R629 R7-R R7-M R7-A CS10 Imp 1 Imp 2 uE/uR V BUS KM BUS A, B See the following page.
  • Page 33 System examples System example 4 (cont.) A Start signal for filter pump tI (Set the minimum set boiler water tem- B External burner start in conjunction perature via coding address "9b" at the with the following control units: boiler circuit control unit) Vitotronic 200, type KW6: Vitotronic 200, types KW1, KW2, KW4, Connection in plug aVD at terminals "1"...
  • Page 34 System examples System example 4 (cont.) Main menu Delivered Setting condition Solar contractor ■ t-stop (duration of the pump runtime interruption) 2 minutes 7 minutes ■ t-circ. (break intervals) 15 minutes 30 minutes ■ ΔT Col During the t-stop time the collector temperature must rise by the value of ΔT Col to change over to heating the consumer with priority 1.

  • Page 35: System Example 5

    Main components If the solar energy is inadequate to cover the entire heat demand, the DHW in the ■ Viessmann solar collectors lower part of heating water buffer cylin- ■ Vitocell 340-M or Vitocell 360-M multi- der qP will be preheated by solar energy.
  • Page 36 System examples System example 5 (cont.) Central heating with solar energy Central heating without solar energy Three-way diverter valve R6 rZ is Three-way diverter valve R6 rZ remains switched to position "AB-A" if the tem- at zero volt (position "AB-B") if the tem- perature differential between buffer cyl- perature differential between buffer cyl- inder temperature sensor S5 qZ and...
  • Page 37 System examples System example 5 (cont.) Hydraulic installation diagram...
  • Page 38 Automatic thermostatic mixing valve Solar collectors Collector temperature sensor S1 (KOL) Solar-Divicon Solar circuit pump R1 Vitosolic 200 Junction box ON/OFF switch (on site) Central heating with solar energy Temperature sensor S5 (heating water buffer cylinder) Return temperature sensor S6 (heating circuit)
  • Page 39 System examples System example 5 (cont.) Electrical installation diagram N,L,PE 230 V / 50 Hz CS10 Imp 1 Imp 2 V BUS uE/uR KM BUS...
  • Page 40 System examples System example 5 (cont.) Required settings on the solar control unit Main menu Delivered Setting condition Operator code 0000 0200 Solar options ■ System (see page 95) Set solar values ■ Tcylset (set cylinder temperature) 60 °C ■ ΔTon (start temperature differential for solar circuit 8.0 K pump R1 eE) ■...

  • Page 41: System Example 6

    DHW heating with freshwater module and central heating backup with heating water buffer cylinder Main components DHW heating with solar energy ■ Viessmann solar collectors Solar circuit pump R1 eE starts and ■ Freshwater module heating water buffer cylinder rP is ■...
  • Page 42 System examples System example 6 (cont.) Central heating with solar energy Central heating without solar energy Three-way diverter valve R6 rZ is Three-way diverter valve R6 rZ remains switched to position "AB-A" and the heat- at zero volt (position "AB-B") if the tem- ing return water is routed to boiler 1 via perature differential between buffer cyl- inder temperature sensor S5 rW and...
  • Page 43 System examples System example 6 (cont.) Hydraulic installation diagram...
  • Page 44 High limit safety cut-out STB Solar collectors Collector temperature sensor S1 (KOL) Solar-Divicon Solar circuit pump R1 Vitosolic 200 Junction box ON/OFF switch (on site) Central heating with solar energy Temperature sensor S5 (heating water buffer cylinder) Return temperature sensor S6 (heating circuit)
  • Page 45 System examples System example 6 (cont.) Electrical installation diagram Vitosolic 200 230 V / 50 Hz N,L,PE CS10 Imp 1 Imp 2 V BUS uE/uR KM BUS...
  • Page 46 System examples System example 6 (cont.) Control unit, freshwater module 230 V / 50 Hz Required settings on the solar control unit Main menu Delivered Setting condition Operator code 0000 0200 Solar options ■ System (see page 95) Set solar values ■...
  • Page 47 System examples System example 6 (cont.) Main menu Delivered Setting condition Set system values ■ ΔT6on (start temperature differential for R6) 5.0 K ■ ΔT6off (stop temperature differential for R6) 3.0 K For pump speed, see page 139. Required settings at the freshwater module control unit Main menu Delivered Setting...

  • Page 48: System Example 7

    Main components If there is inadequate solar energy, the DHW in the lower part of heating water ■ Viessmann solar collectors buffer cylinder rP is preheated by solar ■ DHW cylinder Vitocell 100-V or energy, and heated to the required tem-...
  • Page 49 System examples System example 7 (cont.) Central heating without solar energy Boiler 1 supplies the heating circuit with heat according to the heating curve Three-way diverter valve R6 rZ remains set at boiler control unit 2. at zero volt (position "AB-B") if the tem- A low loss header 6 with flow temper- perature differential between buffer cyl- ature sensor 5 is required in conjunc-...
  • Page 50 System examples System example 7 (cont.) Hydraulic installation diagram...
  • Page 51 Automatic thermostatic mixing valve Solar collectors Collector temperature sensor S1 (KOL) Solar-Divicon Solar circuit pump R1 Vitosolic 200 Junction box ON/OFF switch (on site) Central heating with solar energy Temperature sensor S5 (heating water buffer cylinder) Return temperature sensor S6 (heating circuit)
  • Page 52 System examples System example 7 (cont.) Electrical installation diagram N,L,PE 230 V / 50 Hz CS10 Imp 1 Imp 2 V BUS uE/uR KM BUS...
  • Page 53 System examples System example 7 (cont.) Required settings on the solar control unit Main menu Delivered Setting condition Operator code 0000 0200 Solar options ■ System (see page 95) Set solar values ■ Tcylset (set cylinder temperature) 60 °C ■ ΔTon (start temperature differential for solar circuit 8.0 K pump R1 eE) ■...

  • Page 54: System Example 8

    Large solar thermal systems for DHW heating Main components ■ The temperature differential between buffer cylinder temperature sensor S5 ■ Viessmann solar collectors rW and pre-heating cylinder tempera- ■ DHW cylinder Vitocell 100-V or ture sensor S6 qW is greater than start Vitocell 300-V temperature differential ΔT6on...
  • Page 55 System examples System example 8 (cont.) Hydraulic installation diagram...
  • Page 56 Thermostatic mixing valve for hard water protection Solar collectors Collector temperature sensor S1 (KOL) Solar-Divicon Solar circuit pump R1 Vitosolic 200 Junction box ON/OFF switch (on site) Heating water buffer cylinder Cylinder temperature sensor S2 (SOL) Temperature sensor S5 (heating water buffer cylinder)
  • Page 57 System examples System example 8 (cont.) Electrical installation diagram 230 V / 50 Hz N,L,PE CS10 Imp 1 Imp 2 V BUS uE/uR KM BUS...
  • Page 58 System examples System example 8 (cont.) Required settings on the solar control unit Main menu Delivered Setting condition Operator code 0000 0200 Solar options ■ System (see page 95) Set solar values ■ Tcylset (set cylinder temperature) 60 °C ■ ΔTon (start temperature differential for solar circuit 8.0 K pump R1 eE) ■...

  • Page 59: System Example 9

    Main components ■ Actual temperature dropping below the stop temperature differential ΔToff ■ Viessmann solar collectors ■ Exceeding the electronic temperature limit of control unit eZ (max. 90 °C) ■ DHW cylinder Vitocell 100-V ■ Heating water buffer cylinder ■...
  • Page 60 System examples System example 9 (cont.) Additional function for DHW heating The temperature inside heating water buffer cylinder rP will be limited by the The requirements for the additional func- electronic temperature limiter or high tion are achieved through circulation limit safety cut-out rR (if required).
  • Page 61 System examples System example 9 (cont.) A low loss header 6 with flow temper- ature sensor 5 is required in conjunc- tion with a wall mounted oil/gas boiler.
  • Page 62 System examples System example 9 (cont.) Hydraulic installation diagram...
  • Page 63 Temperature sensor S7 Temperature sensor S8 Solar collectors Collector temperature sensor S1 (KOL) Solar-Divicon Solar circuit pump R1 Vitosolic 200 Junction box ON/OFF switch (on site) Contactor relay Central heating with solar energy Heating water buffer cylinder Solar pump line...
  • Page 64 System examples System example 9 (cont.) Electrical installation diagram 230 V / 50 Hz L 35 R134 R233 STB qW R332 R431 R530 R629 R7-R R7-M R7-A CS10 Imp 1 Imp 2 uE/uR V BUS KM BUS...
  • Page 65 System examples System example 9 (cont.) Required settings on the solar control unit Main menu Delivered Setting condition Operator code 0000 0200 Solar options ■ System (see page 99) ■ Hyd. Type (see page 99) Set solar values ■ Tcylset (set cylinder temperature) 60 °C ■...
  • Page 66 System examples System example 9 (cont.) For pump speed, see page 139. In conjunction with a wall mounted oil/gas boiler Codes required at the boiler and heating circuit control unit Code Function 53:3 System without DHW circulation pump: The circulation pump for cylinder heating 4 is connected to output sK of internal extension H1 or H2 5b:1 Internal diverter valve without function...

  • Page 67: Fitting The Solar Control Unit

    Installation sequence Fitting the solar control unit When selecting the installation location, take note of the electrical connections and cable/lead lengths. Before closing the solar control unit, make all electrical connections and apply a strain relief to all cables/leads.

  • Page 68: Overview Of Electrical Connections

    Installation sequence Overview of electrical connections R7-R R7-M R7-A VBus Imp2 Imp1 CS10 A Wiring chamber of the solar control C Semi-conductor relay unit (R1 to R4 suitable for speed con- B Fuse, 6.3 A (slow) trol)

  • Page 69: Pumps

    Installation sequence Overview of electrical connections (cont.) D Zero volt relay output H Pulse counter input for connection E KM BUS of flow meters K Solar cell CS F V BUS (e.g. connection to a large display or to the datalogger, acces- L Sensor inputs sories) G PWM signals for pumps at R1 to...
  • Page 70 Installation sequence Pumps (cont.) Installation The circulation pump with connecting Alternative pumps must be type-tested cable is part of the Solar-Divicon pump and installed in accordance with the station. manufacturer's details. Separate installation and service instructions Connection 3-core cable with a cross-section of Notes ■...

  • Page 71: High Limit Safety Cut-Out

    Installation sequence Pumps (cont.) Example: Connection of one pump with PWM input to R1 16 17 18 19 20 27 30 31 32 33 34 35 A Wiring chamber of the solar control B Pump unit High limit safety cut-out A high limit safety cut-out in the con- Note sumer, e.g.
  • Page 72 Installation sequence High limit safety cut-out (cont.) Connection ■ 3-core cable with a cross-section of 1.5 mm ■ Systems with two collector arrays with one solar circuit pump require 2 high limit safety cut-outs. ■ The changeover contact of the high limit safety cut-out allows a fault mes- sage to be issued.

  • Page 73: Central Fault Message Facility

    Installation sequence High limit safety cut-out (cont.) Temperature setting Delivered condition: 120 °C High limit safety cut-out installa- Requires adjustment to 95 °C tion instructions Central fault message facility ■ In accordance with the diagram, a cen- tral fault message facility can be con- nected to the zero volt output R7.

  • Page 74: Sensors

    Installation sequence Sensors Collector temperature sensor Installation Connect sensor to S1 or, in conjunction with 2 collector arrays to S9. Collector installation instructions Extension of the connecting lead: 2-core cable with a cross-section of 1.5 mm Connection Note In accordance with system example and Never route this lead together with page 68.

  • Page 75: Temperature Sensors

    Installation sequence Sensors (cont.) Connection 2-core cable with a cross-section of 1.5 mm In accordance with system example and page 68. Note Extension of the connecting lead: Never route this lead together with Connect sensor to S2. 230/400 V cables. Temperature sensors Installation Note...

  • Page 76: Solar Cell

    Installation sequence Sensors (cont.) Connection Note Never route this lead together with In accordance with system example and 230/400 V cables. page 68. Extension of the connecting lead: 2-core cable with a cross-section of 1.5 mm Solar cell Installation Separate installation instructions An identifying letter (type of solar cell) is visible on the solar cell.

  • Page 77: Power Supply

    Installation sequence Solar cell (cont.) Settings See page 164. Power supply Regulations Make the power supply connection and implement all earthing measures (i.e. RCD circuit) in accordance with IEC 60364-4-41, the requirements of your local power supply utility, VDE or national regulations.
  • Page 78 Installation sequence Power supply (cont.) ■ Protect the cable to the control unit with an appropriate fuse/MCB. ■ Disconnect the system by means of a device that simultaneously separates all non-earthed conductors with at least 3mm contact separation. ■ Connect the power supply in accord- ance with the diagram.

  • Page 79: Switching The Power On

    Commissioning Switching the power ON 1. Check whether all electrical connec- 3. Switch ON the power; the solar con- tions have been correctly made. trol unit then begins an initialising phase. 2. Check that the high limit safety cut- The standard display then appears out and temperature limiter (if (see following diagram).

  • Page 80: Entering The Operator Code

    Commissioning Navigation through the menu (cont.) Cursor keys To display values (with graphic support; see the following dia- gram) ΔT1on 8.0K =8.0 20.0 A Parameters B Minimum value C Maximum value Entering the operator code Press the following keys: for "Bedienercode" (lowest menu point).

  • Page 81: Language Selection

    Commissioning Entering the operator code (cont.) for "0200". Note Confirm every figure with OK. After commissioning set the operator Key sequence: OK/ / / OK/ code to "0000". OK/ OK Language selection Press the following keys: 3. OK to confirm. "Hauptmenü"...

  • Page 82: Setting The Time And Date

    Commissioning Setting the time and date Make the following settings at the For further time adjustments, see solar control unit: page 166. Main menu ■ "System" ■ "Setting values" – "Time" First set the hour, then the minutes. – "Date" Set the year, month and day in that order.

  • Page 83: Setting Pump Parameters

    Commissioning Setting parameters (cont.) Note All parameters are reset into their deliv- ered condition when the setting for "Sys- tem" is changed. Setting pump parameters Check which type of pumps are connec- ted and set parameter "Control" accordingly (see page 69). Activating additional functions ■...

  • Page 84: Carrying Out A Relay Test (Testing Actuators)

    Commissioning Setting parameters (cont.) Resetting parameters into their delivered state Make the following settings at the solar control unit: Main menu ■ "Solar" ■ "Options" – "System" Set value "1". Carrying out a relay test (testing actuators) The relays can be switched individually Note or together.

  • Page 85: Scanning The Statement

    Service scans Scanning temperatures and operating conditions Subject to system configuration, the fol- Main menu lowing values can be scanned with keys ■ "Actual values" "Actual values:" Explanation Tcol °C Collector temperature Tcol2 °C Collector temperature, collector array 2 Tcylb °C Cylinder temperature, bottom Tcyl2b °C Cylinder temperature, consumer 2, bottom...

  • Page 86: Scanning The Heat Yield And Temperatures

    Service scans Scanning the statement (cont.) "Solar statement:" Explanation Colmax °C Maximum collector temperature, collector array 1 Col2max °C Maximum collector temperature, collector array 2 Cylmax °C Maximum DHW cylinder temperature Cyl2max °C Maximum cylinder temperature, consumer 2 Cyl3max °C Maximum cylinder temperature, consumer 3 Cyl4max °C Maximum cylinder temperature, consumer 4 Relay 1...

  • Page 87: Scanning Messages

    Service scans Scanning messages Main menu ■ "Messages" "Messages:" Explanation Loading cyl... Consumer displayed is being heated. (only with several consumers) Pause cyl... Only in conjunction with cyclical heating (see (only with several consumers) page 135): Pause in the heating of the displayed con- sumer.

  • Page 88: Fault Messages

    Troubleshooting Fault messages If the system develops faults, the display for "Messages". backlighting flashes and "Fault" will be displayed. 3. OK to confirm. for scanning the fault. 30.04.2009 10:59 Tcol 47.7 °C 5. OK to acknowledge. Tcylb 35.4 °C Fault for scanning further faults (see the following table).
  • Page 89 Troubleshooting Fault messages (cont.) Displayed faults "Messages:" "Fault" Cause Remedy !Interruption The sensor has suffered a Check the sensor con- >Sensor < break cerned (see page 92). !Sensor circuit The sensor has suffered a Check the sensor con- >Sensor < short circuit cerned (see page 92).
  • Page 90 Troubleshooting Fault messages (cont.) Faults without display ■ Solar circuit pump runs hot, but no heat transport from the collector array to the consumer ■ Flow and return lines are equally hot ■ Noisy pipework Air in the system? ⇒ A dirt trap may be Vent the system (see collector service instructions).
  • Page 91 Troubleshooting Fault messages (cont.) Very large temperature differential between the collector array and consumers during operation (heat cannot be dissipated): Solar circuit pump faulty? ⇒ Solar heat exchanger scaled up? ⇒ Check the solar circuit pump: ■ Check the operating voltage (ON/OFF switch, power Solar heat exchanger blocked? Descale solar...

  • Page 92: Checking Sensors

    Troubleshooting Checking sensors 1000 Temperature in °C A Resistance 20 kΩ B Resistance 10 kΩ (sensor S1, S9, collector tempera- (sensors S2 to S8, S10 to S12) ture sensor) 1. Disconnect the respective sensor 2. Compare the measurement with the and measure its resistance.

  • Page 93: Changing The Fuse

    Troubleshooting Changing the fuse Netz R1-R6 AC 250V 0,8 A Réseau électrique T6,3A AC 250V 4(2) A Red eléctrica 230V IP20 230V ~ 50-60 Hz P = 3VA 27 30 31 32 33 34 35 A Solar control unit wiring chamber B Fuse, 6.3 A (slow) Open the solar control unit wiring cham- ber.

  • Page 94: Systems

    Function description Systems ■ With the Vitosolic 200 solar control unit 7 systems with different hydraulic types can be implemented. ■ System selection in accordance with the number of collector arrays and consumers. ■ Selection of the hydraulic type in accordance with the hydraulic connec- tion (e.g.
  • Page 95 Function description Systems (cont.) System 1 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Cooling function Ext. Heat exchanger Additional function Parallel relay Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 96 Function description Systems (cont.) System 2 Hydraulic type 1 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Cooling function Ext. Heat exchanger Additional function Parallel relay Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 97 Function description Systems (cont.) Hydraulic type 2 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Ext. Heat exchanger Cooling function Additional function Parallel relay Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 98 Function description Systems (cont.) System 3 Hydraulic type 1 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Ext. Heat exchanger Additional function Parallel relay Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 99 Function description Systems (cont.) Hydraulic type 2 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Ext. Heat exchanger Additional function Parallel relay Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 100 Function description Systems (cont.) Hydraulic type 3 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Ext. Heat exchanger Additional function Parallel relay Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 101 Function description Systems (cont.) System 4 Hydraulic type 1 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Ext. Heat exchanger Additional function Parallel relay Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 102 Function description Systems (cont.) Hydraulic type 2 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Ext. Heat exchanger Additional function Parallel relay Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 103 Function description Systems (cont.) Hydraulic type 3 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Ext. Heat exchanger Additional function Parallel relay Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 104 Function description Systems (cont.) Hydraulic type 4 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Ext. Heat exchanger Additional function Parallel relay Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 105 Function description Systems (cont.) System 5 Hydraulic type 1 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Ext. Heat exchanger Additional function Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 106 Function description Systems (cont.) Hydraulic type 2 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Ext. Heat exchanger Additional function Parallel relay Function block 2 DHW heating Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 107 Function description Systems (cont.) System 6 Hydraulic type 1 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Ext. Heat exchanger Additional function Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 108 Function description Systems (cont.) Hydraulic type 2 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Ext. Heat exchanger Additional function Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 109 Function description Systems (cont.) Hydraulic type 3 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Ext. Heat exchanger Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 110 Function description Systems (cont.) System 7 Hydraulic type 1 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Ext. Heat exchanger Additional function Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).
  • Page 111 Function description Systems (cont.) Hydraulic type 2 Relay and sensor assignment Functions Relay R... Sensor S... Assignment by scheme Function block 1 Ext. Heat exchanger Additional function Function block 2 Parallel relay Bypass Function block 3 Central fault message Booster suppression Only if this function is achieved via contact control (see page 132).

  • Page 112: Function Blocks

    Function description Function blocks ■ If the relays 3, 6 and 7 have not been ■ In the delivered condition, certain sen- assigned by the scheme ("System"), sors are assigned to these functions they could, for example, be used for (Reference sensors).
  • Page 113 Function description Function blocks (cont.) Function block 1 Function block 2 Function block 3 Thermost.1 Thermost.3 Thermost.5 (Sensor S3) (Sensor S5) (Sensor S7) Th1on Th3on Th5on Th1off Th3off Th5off Thermost.2 Thermost.4 Thermost.6 (Sensor S4) (Sensor S6) (Sensor S8) Th2on Th4on Th6on Th2off Th4off...

  • Page 114: Time Switch

    Function description Function blocks (cont.) Different effects can be achieved by determining the start and stop tempera- tures: "Thon" < "Thoff" "Thon" > "Thoff" Adjusting the values see from Adjusting the values, see from page 158. page 158. e.g. for reheating e.g.
  • Page 115 Function description Function blocks (cont.) Thermost.1 Time switch 1 Th1on < 50 °C Th1off > 55 °C To switch a DHW circulation pump, acti- 2. Main menu vating the time switch is sufficient. The ■ "System" DHW circulation pump can also be star- ■...

  • Page 116: Cylinder Temperature Control

    Function description Function blocks (cont.) Thermost. 1 ΔT-Fct5 Th1on > 65 °C S3-S5 > ΔT5on Th1off < 60 °C ■ Boiler circuit pump R3 on: 2. Main menu Temperature differential "ΔT5on" is ■ "System" exceeded and "Th1on" is reached ■ "Setting values" ■...

  • Page 117: Cylinder Temperature Limit

    Function description Cylinder temperature control (cont.) The solar circuit pump stops; cylinder Make the following settings at the heating terminates in accordance with solar control unit: the following criteria: ■ When the selected stop temperature Main menu differential "ΔToff" is not reached. ■...

  • Page 118: Collector Emergency Stop

    Function description Cylinder priority control (cont.) Make the following settings at the solar control unit: Main menu ■ "Solar" ■ "Setting values" – "Priority Cyl1" etc. Set a value. Collector emergency stop The solar thermal system enters stagna- Make the following settings at the tion when temperature "Tcolemoff"...
  • Page 119 Function description Bypass (cont.) Version 1 – bypass circuit with collector temperature sensor and bypass sensor ■ Bypass pump on: When the start temperature differential "ΔTon" is exceeded between the col- lector temperature and the cylinder temperature. ■ Solar circuit pump on, bypass pump off: When the temperature differential between the temperature at the...
  • Page 120 Function description Bypass (cont.) Version 2 – bypass circuit with solar cell Make the following settings at the solar control unit: 1. Main menu ■ "Solar" ■ "Options" – "SC bypass" Set "Yes". 2. Main menu ■ "Solar" ■ "Contractor" –...
  • Page 121 Function description Bypass (cont.) Version 3 – bypass circuit with solar cell and collector tempera- ture sensor Make the following settings at the solar control unit: 1. Main menu ■ "Solar" ■ "Options" – "Bypass" Set "Yes". – "SC bypass" Set "Yes".

  • Page 122: External Heat Exchanger

    Function description External heat exchanger In systems with several consumers, We differentiate between two versions: either an individual or all consumers can 1. Systems with several consumers and be heated via the external heat a separate primary pump for each exchanger.
  • Page 123 Function description External heat exchanger (cont.) Example 2 consumers, hydraulic connection via According to the table on page 99 R3 is pumps: the heat exchanger relay. System: 3 Hydraulic type: 2 Consumer 1 is heated via the external heat exchanger.
  • Page 124 Function description External heat exchanger (cont.) Primary pump (collector/ext. heat 2. Main menu exchanger) to R3 on: ■ "Solar" ■ S1−S2 > "ΔTon" ■ "Contractor" – "HE-cylinder" Delivered condition 8 K (see Set value "1". page 152) – "Sen.HE.flow" Set value "9". Secondary pump (heat exchanger/con- sumer 1) to R1 on: 3.
  • Page 125 Function description External heat exchanger (cont.) Temperature differential between the sensor in the external heat exchanger and the cylinder temperature sensor > start temperature differential "HE ΔTon" Example...

  • Page 126: Cooling Function

    Function description External heat exchanger (cont.) 2 consumers, hydraulic connection via Make the following settings at the valves: solar control unit: System: 3 Hydraulic type: 3 1. Main menu Consumer 1 is heated via the external ■ "Solar" heat exchanger. ■...

  • Page 127: Interval Function

    Function description Interval function ■ Activation of this function in systems 2. Main menu with unfavourably located collector ■ "Solar" temperature sensor. Consequently ■ "Contractor" delays in capturing the collector tem- – "Int time" perature are prevented. Set the runtime for the solar cir- ■...

  • Page 128: Collector Cooling Function

    Function description Collector cooling function ■ Solar circuit pump off: Make the following settings at the When reaching the selected set tem- solar control unit: perature "Tcyl set". ■ The solar circuit pump will start long 1. Main menu enough to enable this temperature to ■...

  • Page 129: Reverse Cooling Function

    Function description Reverse cooling function ■ Activating this function is only appro- Make the following settings at the priate if the collector cooling function solar control unit: has been enabled. ■ The collector cooling function leaves Main menu the solar circuit pump switched ON ■...

  • Page 130: Target Temperature

    Function description Target temperature ■ Constant collector temperature 2. Main menu through speed control subject to the ■ "Solar" set temperature "Tcolset". ■ "Setting values" ■ The speed control will no longer be – "Tcolset" influenced by the differential tempera- Set a value.

  • Page 131: Booster Suppression

    Function description Booster suppression Systems with Vitotronic control units and KM BUS ■ Function enabled: 4. Make the following settings at the – The consumer is heated by the solar solar control unit: thermal system. – Connection of the KM BUS to the Main menu solar control unit and the boiler con- ■...
  • Page 132 Function description Booster suppression (cont.) Systems with additional Viessmann control units ■ Function enabled: The consumer is heated by the solar thermal system. ■ A resistor simulates an actual DHW temperature that is approx. 10 K higher (for connections, see the fol- lowing table).
  • Page 133 Function description Booster suppression (cont.) Cylinder temperature sensor as PTC Cylinder temperature sensor as NTC AC 250V 0,8 A AC 250V 0,8 A R1-R6 R1-R6 AC 250V 4(2) A AC 250V 4(2) A IP20 IP20 230V ~ 50-60 Hz 230V ~ 50-60 Hz P = 3VA P = 3VA C Resistor 20 Ω, 0.25 W (on-site)

  • Page 134: Cylinder 2 (To 4) On

    Function description Booster suppression (cont.) Make the following settings at the 2. Select the consumer (delivered con- solar control unit: dition 1) subject to which consumer this function should affect: 1. Main menu ■ "Solar" Main menu ■ "Options" ■ "Solar" –...

  • Page 135: Minimum Collector Temperature Limit

    Function description Minimum collector temperature limit Minimum start temperature "TColmin" Make the following settings at the that must be exceeded before the solar solar control unit: circuit pump can start. This prevents the pump starting too frequently. The collec- Main menu tor array will be blocked if this tempera- ■...

  • Page 136: Additional Function For Dhw Heating

    Function description Cyclical heating (cont.) 2. Main menu – "Tcyl2 set 1" to "Tcyl2 set 4" ■ "Solar" Delivered condition 60 °C ■ "Setting values" Set a value. Additional function for DHW heating Systems with Vitotronic control units and KM BUS ■...
  • Page 137 Function description Additional function for DHW heating (cont.) Systems with additional Viessmann control units ■ Connection of the transfer pump to R3 or R5 (subject to the selected system and hydraulic type, see from page 94). ■ A resistor simulates a DHW tempera- ture of approx.

  • Page 138: Cylinder Heating

    Function description Additional function for DHW heating (cont.) Make the following settings at the 3. The transfer pump starts at an adjust- solar control unit: able time "t-start" (delivered condi- tion 17:00 h), if the consumer has not 1. Main menu reached 60 ºC at least once per day.

  • Page 139: Speed Control

    Function description Cylinder heating (cont.) 3. Main menu – "Th3on" ■ "System" Delivered condition 40 °C ■ "Setting values" Set a value. – "Th3off" Delivered condition 45 °C Set a value. Speed control The speed control can only be enabled Example: for outputs R1 to R4.

  • Page 140: Activating Speed Control

    Function description Speed control (cont.) 2. Main menu – "Control unit" ■ "Solar" – "Rise" ■ "Contractor" Set a value. Activating speed control Make the following settings at the solar control unit: Main menu ■ "Contractor" ■ "Outputs" – "Control" Set the required value (see the fol- lowing table).

  • Page 141: Central Fault Message — Signalling Relay

    Function description Central fault message — signalling relay The zero volt output R7 can, for exam- Make the following settings at the ple, be used as central fault message solar control unit: output (see page 73) (see also tables from page 94). Main menu The relay is switched ON if a fault is rec- ■...
  • Page 142 Function description Heat statement (cont.) Statement without flow meter ■ Statement: 2. Main menu As an estimate through the differential ■ "HM" between the flow and return tempera- ■ "HM 1" or "HM 2" ture and the set throughput (see the ■...
  • Page 143 Function description Heat statement (cont.) Statement with flow meter Connection 10 11 12 13 14 15 16 17 18 19 20 A Wiring chamber of the solar control V1 Flow meter WMZ1 unit D Flow temperature sensor WMZ2 B Flow temperature sensor WMZ1 E Return temperature sensor WMZ2 (collector temperature sensor) V2 Flow meter WMZ2...
  • Page 144 Function description Heat statement (cont.) ■ Statement: 2. Main menu Through determining the temperature ■ "HM" differential between the flow and ■ "HM 1" or "HM 2" return temperature and the throughput ■ "Contractor" captured by the flow meter. – "Sen. Flow" ■...

  • Page 145: Sd Module

    Function description SD module ■ To record the operating values of the Note solar thermal system. Never use SD-HD modules. ■ Saving the values to the module in a text file. This may, for example, be opened in a tabular calculation pro- gram.
  • Page 146 Function description SD module (cont.) Parameter "Linear log" No (delivered condition): Yes: When the memory reaches its capacity limit, the Recording stops when the oldest data will be overwritten (ring buffer). capacity limit has been reached. Recording continues. The display shows "card full". Terminating writing 1.

  • Page 147: Relay Kick

    Function description SD module (cont.) Messages Messages that are only displayed if the Main menu solar control unit displays "!SD-Card ■ "Messages" Error" or "SD Error" in case the system – "!SD-Card Error"/"SD Error". has developed a fault (see page 89). "Messages"...

  • Page 148: Parts List

    Parts list Parts list When ordering spare parts Quote the part and serial no. (see type plate) and the position no. of the required part (as per this parts list). Obtain standard parts from your local supplier. Parts 010 Collector temperature sensor 020 Cylinder temperature sensor 030 Strain relief pack and fuse 040 Fuse, 6.3 A (slow) (5 pce)

  • Page 149: Specification

    Specification Specification Rated voltage 230 V∼ Rated frequency 50 Hz Rated current Power consumption (in standby mode 0.9 W) Protection class Protection IP 20 D to EN 60529, ensure through design/instal- lation Function Type 1 B to EN 60730-1 Permiss. ambient temperature ■...

  • Page 150: Menu Structure Overview

    Appendix Menu structure overview Main menu Solar Actual values back Messages Setting values Solar Statement System Options Experts SD module Manual mode System Operator code back Experts Setting values Options Experts back HM 1 HM 2 Options Experts back ΔT too high Night change Signal realy Sensors...

  • Page 151: Overview Of System Parameters

    Appendix Overview of system parameters The parameter display depends on the system equipment level. Menu "Solar" Setting values Solar set- Description Delivered Setting range Set value ting: condition Tcylset Set temperature con- 60 °C 4 to 90 °C sumer 1 (see page 117) Tcyl set1 At Cyl set = "Yes":...
  • Page 152 Appendix Overview of system parameters (cont.) Setting values Solar set- Description Delivered Setting range Set value ting: condition ΔTon Start temperature dif- 1.5 to 20 K ferential for solar cir- cuit pump ΔToff Stop temperature dif- 1 to 19.5 K ferential for the solar circuit pump ΔTset...
  • Page 153 Appendix Overview of system parameters (cont.) Setting values Solar set- Description Delivered Setting range Set value ting: condition ΔT4set Differential tempera- 10 K 2 to 30 K ture for the start of speed regulation (see page 139) Surplus cyl Consumer for heat 1 to 4 transfer Priority Cyl1 Sequence in which the...
  • Page 154 Appendix Overview of system parameters (cont.) Setting values Solar set- Description Delivered Setting range Set value ting: condition Tcolmax Maximum collector 110 °C 80 to 160 °C temperature (see page 128) Tcolemoff Collector shutdown 130 °C 110 to 200 °C temperature (see page 118)
  • Page 155 Appendix Overview of system parameters (cont.) Options Solar options: Description Delivered Set value condition Heat.interr. Suppression of reheating by the boiler (see page 131) Cyl.2 on Cylinder 2 on (see page 134) Cyl.3 on Cylinder 3 on (see page 134) Cyl.4 on Cylinder 4 on (see page 134) Overheat...
  • Page 156 Appendix Overview of system parameters (cont.) Contractor Solar contrac- Description Delivered Setting range tor: condition value Cyl2 set Heating to the second set temperature, con- sumer 2 (see page 135) Cyl3 set Heating to the second set temperature, con- sumer 3 (see page 135) Cyl4 set Heating to the second...
  • Page 157 Appendix Overview of system parameters (cont.) Contractor Solar contrac- Description Delivered Setting range tor: condition value Int time In case the interval 30 s 5 to 500 s function has been acti- vated: Time when the solar circuit pump runs according to the selec- ted interval and time frame (see page 127)
  • Page 158 Appendix Overview of system parameters (cont.) Contractor Solar contrac- Description Delivered Setting range tor: condition value Colmax cyl You can select the 1, 2, 3, 4 1 to 4 consumer to which the collector cooling func- tion should apply (see page 128) Control unit Do not adjust...
  • Page 159 Appendix Overview of system parameters (cont.) Setting values Sys. set- Description Deliv- Setting range ting: ered value condi- tion Time switch t1–on t1–off Period function block 1 00:00 00:00 to 23:00 t2–on t2–off t3–on t3–off Th3on Thermostat start tempera- 40 °C ture function block 2 Th3off Thermostat stop tempera-...
  • Page 160 Appendix Overview of system parameters (cont.) Setting values Sys. set- Description Deliv- Setting range ting: ered value condi- tion ΔT7on Start temperature differen- 1.5 to 20 K tial function block 3 ΔT7off Stop temperature differen- 1 to 19.5 K tial function block 3 Time switch t1–on t1–off...
  • Page 161 Appendix Overview of system parameters (cont.) Options Sys. options: Description Delivered Set value condition ΔT Fct6 ΔT6 differential tempera- ture control, function block 2 Time switch 2 Time switch 2, function block 2 Thermost. 5 Thermostat function 5, function block 3 Thermost.
  • Page 162 Appendix Overview of system parameters (cont.) Contractor Sys.contractor: Description Delivered Setting condition range value Sen.Th3 Reference sensor for ther- 1 to 12 mostat function 3, function block 2 Sen.Th4 Reference sensor for ther- 1 to 12 mostat function 4, function block 2 Sen1 ΔT6Fct Reference sensor for dif-...
  • Page 163 Return temperature sen- 1 to 12 Frostprot.type 0 Water 0 to 3 1 Propylene glycol 2 Ethylene glycol 3 Viessmann heat transfer medium Frost protection Will only be displayed if a 40 % heat transfer medium that can be mixed has...
  • Page 164 Appendix Overview of system parameters (cont.) Contractor HM 1 contractor:/ Description Delivered Setting HM 2 contractor: condition range value Throughput Will only be displayed if "Flow transm" has been set to "No": 20 l/min Throughput (see page 142) Relay Relay to which the corre- 1 to 7 sponding consumer is connected...
  • Page 165 Appendix Overview of system parameters (cont.) Contractor: Description Deliv- Setting Set value ered con- range dition ■ SC offset Do not adjust ■ Temp.units Temperature unit °C °F Celsius Fahrenheit −5 K to 5 K ■ Sensor 1 Sensor matching −5 K to 5 K ■...

  • Page 166: Pcbs

    Appendix Overview of system parameters (cont.) Contractor: Description Deliv- Setting Set value ered con- range dition Clock ■ KMBus time Adopting the time from the boiler control unit via KM BUS ■ Auto summer Automatic change- over summer/winter- time (Only if for KM BUS time "No") ■...
  • Page 167 Appendix PCBs (cont.) Control unit Electronics PCB Vitotronic 200, type KW1, Part no. 7828 192 part no. 7450 351, 7450 740 Vitotronic 200, type KW2, part no. 7450 352, 7450 750 Vitotronic 300, type KW3, part no. 7450 353, 7450 760 Vitotronic 200, type GW1, Part no.

  • Page 168: Declaration Of Conformity

    Certificates Declaration of conformity We, Viessmann Werke GmbH&Co KG, D-35107 Allendorf, declare as sole respon- sible body, that the product Vitosolic 200 complies with the following standards: EN 55 014-1 EN 60 730 In accordance with the following Directives, this product is designated with _:...

  • Page 169: Keyword Index

    Keyword index Keyword index Activating speed control....140 Entering the operator code....80 Additional function for DHW Equipotential bonding......7 heating........136, 160 External heat Adjusting the display......82 exchanger....122, 154, 163, 164 Amount of heat ■ reset..........86 Anti-scalding protection......7 Fault messages........88 Applicability........172 Fitting the solar control unit....67 Automatic mode.........79 Frost protection........154 Automatic operation......84...
  • Page 170 Keyword index Keyword index (cont.) Scanning the statement.....85 Navigation through the menu.....79 SD module........145 Selecting the hydraulic type....82 Selecting the system......82 Overview of electrical connections..68 Setting pump parameters....83 Setting the time........82 Signalling relay.........141 Parallel relay......130, 154 Solar cell..........76 Parameter Solar circuit pump......69 ■...
  • Page 172 Applicability Applicable for the Vitosolic 200, type SD4 Part no. 7418 202 Viessmann Werke GmbH&Co KG Viessmann Limited D-35107 Allendorf Hortonwood 30, Telford Telephone: +49 6452 70-0 Shropshire, TF1 7YP, GB Fax: +49 6452 70-2780 Telephone: +44 1952 675000 www.viessmann.com Fax: +44 1952 675040 E-mail: info-uk@viessmann.com...

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