Viessmann VITOTRONIC 050 Installation And Service Instructions Manual
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Viessmann VITOTRONIC 050 Installation And Service Instructions Manual

Digital indoor/outdoor heating circuit control unit
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Installation and Service
Instructions
for use by the system user
Vitotronic 050, Model HK1M
Digital indoor/outdoor heating circuit control unit
VITOTRONIC 050
Certified as a component part
of Viessmann boilers only
5285 967 v1.2 11/2011

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Summary of Contents for Viessmann VITOTRONIC 050

  • Page 1 Installation and Service Instructions for use by the system user Vitotronic 050, Model HK1M Digital indoor/outdoor heating circuit control unit VITOTRONIC 050 Certified as a component part of Viessmann boilers only 5285 967 v1.2 11/2011...
  • Page 2 Safety precautions Safety precautions Please ensure that this manual is read and understood before commencing installation. Failure to comply with the issues listed below and details printed in this manual can cause product/property damage, and/or severe personal injury. Ensure all requirements below are understood and fulfilled (including detailed information found in manual subsections).

  • Page 3: Table Of Contents

    Contents Index Heating system types Heating systems 1 and 2 ........................................Installation Summary of electrical connections .

  • Page 4: Heating System Types Heating Systems 1 And 2

    (see page 7) ? Supply temperature sensor - X6 socket (see page 7) sÖ Heating circuit pump (wired from PPM) fÖ Power supply to Vitotronic 050 (wired from PPM) aVD Connection for external controls - X5 socket (see page 11)
  • Page 5 (accessory) - X6 socket (see page 7) sÖ Heating circuit pump control (wired from PPM) fÖ Power supply to Vitotronic 050 (wired from PPM) Connections for external controls - X5 socket (see page 11) Electrical connection B Power/pump module...

  • Page 6: Installation

    Installation Summary of electrical connections A Vitotronic 050 B Power/pump module C Interconnecting cable (factory supplied) D Power supply 120 VAC, 6FLA Provide fuseable disconnect means if required by local electrical code E Heating pump rating: 120 VAC, 4FLA F Limit aquastat (optional)
  • Page 7 Installation Summary of electrical connections (continued) X6 X3 A Fuse B Power switch C Arrangement of the sensor plugs Low voltage plug Outdoor temperature sensor - X3 socket ?/aJ Supply temperature sensor/ Return temperature sensor (accessory) - X6 socket External connections - X5 socket KM-BUS participant, e.g.

  • Page 8: Installing The Control Unit

    Installation Installing the control unit Opening/closing the plug access...

  • Page 9: Inserting Cables And Applying Strain Relief

    Installation Inserting cables and applying strain relief...

  • Page 10: Sensor Connection

    Installation Sensor connection 2/17 1 2 3 1 2 3 1 2 3 1 2 3 A Supply temperature sensor B Return temperature sensor C Outdoor temperature sensor (wires interchangeable) Installation location: North or northwestern wall, 2 to 2,5 m / 6.5 to 8 ft above ground level; in case of multi-story buildings in the upper half of the second floor Not above windows, doors or vents...

  • Page 11: External Connections On Plug Avd

    Installation External connections on plug aVD External heating program changeover or mixing valve open The manually pre-selected heating program can be modified via this contact (see table below), and the mixing valve can be opened. Set coding addresses 91 and 9A. External mixing valve close Closing the dry contact closes the mixing valve.

  • Page 12: Initial Start-Up

    ............................2. Connecting the control unit to the Viessmann 2-wire BUS system .

  • Page 13: Further Step-By-Step Instructions

    Initial start-up Further step-by-step instructions (continued) Single boiler system with Vitotronic 050 and Vitocom 300 Vitotronic Vitotronic 050 Vitocontrol-S Vitocom HK1M Participant no. 1 Participant no. 10 Participant no. 11 Participant no. 99 Coding 77: 1 Coding 77: 10 Set Coding 77: 11 Control unit is –––...
  • Page 14 (continued) Connecting control unit to Viessmann 2-wire BUS system The Viessmann 2-wire BUS communication module (accessory) must be plugged in (see parts list). 1. Set the rotary dial on the communication module in accordance with the system version between 4 and C (the rotary dial must not be set the same as the rotary dial of another control unit).
  • Page 15 D Viessmann 2-wire BUS Match the coding address to the respective system version In Coding 1 adjust the following coding addresses: DHW priority (only in conjunction with the Viessmann 2-wire BUS communication module) Heating circuit pump logic function (economy circuit)
  • Page 16 Initial start-up Further step-by-step instructions (continued) Checking outupts (actuators) and sensors Relay test 1. Press 9 and simultaneously for approx. 2 seconds. 1234567 Relay test is activated. 2. Select the relay outputs with 3. Press . Relay test is complete. The following relay outputs may be selected: Display Relay function...
  • Page 17 Initial start-up Further step-by-step instructions (continued) Mixing valve insert conversion (if required), see mixing valve installation instructions. Please note! For systems with Modular-Divicon, reverse the rotational direction. Change the mixing valve actuator rotational direction for Factory default setting of the mixing valve actuator rotation direction these installation examples Heating return Boiler return...
  • Page 18 Initial start-up Further step-by-step instructions (continued) Checking Sensors 1. Press 1234567 2. Scan the actual temperature with 3. Press Display Explanation Outdoor temperature sensor Return temperature sensor Supply temperature sensor Room temperature sensor...
  • Page 19 Initial start-up Further step-by-step instructions (continued) Adjusting heating curves The heating curves represent the relationship between the outdoor temperature and the boiler water or supply temperature. Put simply: The lower the outdoor temperature, the higher the boiler water temperature. In turn, the room temperature is dependent on the boiler water temperature.
  • Page 20 Initial start-up Further step-by-step instructions (continued) Changing slope and shift 1. Call up slope with 1234567 adjustable value 0.2 to 3.5; call up shift with adjustable value –13 to +40 ºC / 8.6 to 104 ºF. 2. Change the value with 3.
  • Page 21 Initial start-up Further step-by-step instructions (continued) Adjusting the normal room temperature Normal room temperature: 1234567 Select the set day temperature by rotary dial. The value will be automatically transferred after approx. 2 seconds. Reduced room temperature: 1234567 1. Call up night temperature with tm. 2.

  • Page 22: Service Scans

    Service scans Service level summary Function Entry Exit Page Relay test Press the 9 and OK buttons simultaneously for Press the OK button approx. 2 seconds Temperatures and Press the 9 and r buttons simultaneously for Press the OK button quick scan approx.

  • Page 23: Temperatures And Quick Scan

    Service scans Temperatures and quick scan 1. Press 9 and r simultaneously for approx. 2 seconds. 1234567 2. Select the required scan with 3. Press The following values can be scanned subject to the actual equipment level: Display indication Explanantion 08888 Quick scan 0 1 18...
  • Page 24 Service scans Temperatures and quick scan (continued) Quick scan 0 LON participant-no. Software version SNVT-configuration communication 0=Auto co-processor 1=Tool Quick scan 2 Subnet address System no. (only if Node address self-binding) Quick scan 3 Software version communication module LON Quick scan 4 Software version Software version Software version...

  • Page 25: Operating Conditions Scanning

    Service scans Operating conditions scanning 1. Press 1 2 3 4 5 6 7 2. Select the required operating condition scan with 3. Press The following operating conditions can be scanned subject to the actual equipment level: Display Explanantion Notes indication 0 01 LON participant number...

  • Page 26: Troubleshooting

    Troubleshooting Faults with fault display at the programming unit 1234567 1 2 3 4 5 6 7 The fault symbol and a fault code flash for every fault. Call up further fault codes with The fault can be acknowledged with .
  • Page 27 Vitotrol (see page 36) d d d d d d d d Room temperature sensor cable break E E E E e e e e 0 0 0 0 Control mode Cable break Viessmann 2-wire BUS Check connection communication module...

  • Page 28: Downloading Fault Codes From The Fault Memory

    Troubleshooting Downloading fault codes from the fault memory (fault history) All faults are saved and may be scanned. 1. Press r and simultaneously for approx. 2 seconds. 1234567 2. Call up the individual fault codes with 1 2 3 4 5 6 7 Order of fault Fault code occurred...

  • Page 29: Function Description

    Function description Heating circuit control Brief description The desired supply temperature results from the outside Coding addresses which influence the heating circuit control temperature, the set room temperature, the operating mode 9F, A2 to F2. and heating curve. Setting the supply temperature of the For a description see coding 2.
  • Page 30 Function description Heating circuit control (cont.) Quick setback: Slab curing function The set room temperature must be reduced by a minimum of 2 K by: Please note! Changing from central heating with normal temperature Four different temperature profiles can be selected for to central heating with reduced temperature curing the slab.These profiles are activated via coding Shutdown optimization...
  • Page 31 Function description Heating circuit control (cont.) Supply temperature control Upper control limit Electronic maximum limit Differential temperature: The differential temperature may be adjusted via coding Setting range: 10 to 127ºC / 50 to 261ºF Changes via coding address C6. address 9F; factory default setting = 8 K. The differential temperature is that value by which the Please note! boiler water temperature should be at least higher than the...

  • Page 32: Components

    The communication interruption will be displayed. max. power loss < 1.6 W The rotary dial is factory pre-set to 4. System ON/OFF switch Slot for PCB, LON communication module, Viessmann LON Communication module 2-wire BUS communication module PCB for data exchange with:...
  • Page 33 Components Components from the parts list (cont.) Strap-on temperature sensor and immersion temperature sensor For recording the supply and return temperature. Connection see page 10 Check the sensor 1. Remove plug s/YJ. 2. Check the sensor resistance at terminals 1 and 2 or 2 and 3 (if a return temperature sensor has been connected).
  • Page 34 Components Components from the parts list (cont.) Outdoor temperature sensor Connection see page 10. Checking the outdoor temperature sensor 1. Remove plug !. 2. Check the sensor resistance at terminals 1 and 2 of the plug. Outdoor Resistance temperature in in Ω...

  • Page 35: Remote Control

    Components Remote control Vitotrol 200, Part no. 7450 017 (with integral room temperature sensor for room temperature hook-up in conjunction with a mixing valve circuit) Setting the: Day temperature Heating program Economy and party mode Function changes can be made via coding addresses A0, b0 to b9, C0 to C2, C8, E1 and E2 (see Coding 2). Connection 2-wire cable (total cable length max.
  • Page 36 Components Remote control (cont.) Specification Power supply via KM BUS. Safety class: Protection: IP 30 Permiss. ambient temperature during operation: 0 to +40ºC 32 to 104ºF in storage and transport: 1 2 3 4 –20 to +65ºC –4 to +149ºC D Never adjust the PCB DIP switch (back of the remote control) except when connecting a separate sensor Set room temperature...

  • Page 37: Room Temperature Sensor

    Components Room temperature sensor, Part no. 7408 012 The room temperature sensor measure the actual room temperature, if the remote control unit cannot be installed in a suitable location. Connection See page 35. Check the room temperature sensor 1. Disconnect the wires at the sensor terminals. 2.

  • Page 38: Extension Input Module 0 To 10 V

    Components Extension Input Module 0 to 10 V The Extension Input Module can be connected from software version 7 of Vitotronic 050 and higher. To control a secondary side heat exchanger pump, e.g. in a secondary heating loop to signal reduced mode and regulate a heating circuit pump to a lower speed.

  • Page 39: Coding 1

    Coding Resetting codings to the factory default settings 1. Press the buttons simultaneously for 1234567 approx. 2 seconds, until the first two arrows appear. 2. Press the D button. Coding 1 Calling up Coding 1 1234567 1. Press the 9 and buttons simultaneously for approx.

  • Page 40: Coding 1

    LON participant number adjustable from 1 to 99 77: 99 Please note! Allocate each number only once. A2: 2 With viessmann 2-wire BUS communication module: A2: 0 Without DHW priority DHW priority control for heating circuit pump and DHW priority control for heating circuit pump and...

  • Page 41: Coding 2

    Sensor aJ not installed Sensor aJ installed 4b: 0 4b: 1 (e.g. return temperature sensor); automatic recognition 76: 0 Without communication module 76: 1 With LON communication module; automatic recognition 76: 2 With Viessmann 2-wire BUS communication module; automatic recognition...
  • Page 42 Coding Coding 2 (cont.) Coding in the factory default setting Possible change General (cont.) 77 : 10 LON participant number 77 : 1 LON participant number adjustable from 1 to 77 : 99 Please note: Each number may be assigned only once. 78 : 1 With LON communication module: 78 : 0...
  • Page 43 98 : 1 With LON communication module: 98 : 2 System number adjustable from 1 to 5 Viessmann system numbers (in conjunction with monitoring of several systems) 98 : 5 Connection at terminals 2 and 3 in plug aVD 99 : 0...
  • Page 44 A0 : 1 With Vitotrol 200; automatic recognition A2 : 0 Without DHW tank priority A2 : 2 A2 : 2 With Viessmann 2-wire BUS communication With Viessmann 2-wire BUS communication module: module: A2 : 1 With DHW priority: With DHW tank priority applicable to...
  • Page 45 Coding Coding 2 (cont.) Coding in the factory default setting Possible change General (cont.) A6 : 36 Extended economy circuit inactive A6 : 5 Extended economy circuit active, i.e. the heating circuit pump will be switched OFF, A6 : 35 and the mixing valve closed at a variable value, which is adjustable between 5 to 35°C plus 1°C / 41 to 95°F plus 2°F.
  • Page 46 Coding Coding 2 (cont.) Coding in the factory default setting Possible change General (cont.) b5 : 0 With remote control: Without room temperature dependent heating circuit pump logic function b5 : 1 Heating circuit pump OFF, if actual room temperature ) is 1.5°C / 3°F higher than set room temperature >...
  • Page 47 Coding Coding 2 (cont.) Coding in the factory default setting Possible change General (cont.) C4 : 1 Standard mixing valve algorithm C4 : 0 Controller responds too quickly (cycles between open and close): select a higher value. C4 : 3 Controller acts too slowly (temperature is not held sufficiently): select a lower value.
  • Page 48 Coding Coding 2 (cont.) Coding in the factory default setting Possible change General (cont.) F1 : 0 Slab curing function inactive F1 : 1 Slab curing function adjustable in accordance with four optional F1 : 4 temperature-time profiles Please note! Observe the slab curing suppliers instructions.

  • Page 49: Slab Curing Function Diagrams

    Coding Slab curing function diagram Slab curing function diagrams For Fahrenheit conversion please see chart on the back of the manual Temperature/time curve 1 (F1:1) Days Temperature/time curve 2 (F1:2) Days Temperature/time curve 3 (F1: 3) Days Temperature/time curve 4 (F1:4) Days...

  • Page 50: Connection And Wiring Diagram

    ! X3 Outdoor temperature sensor (accessory) (accessory) ? X6 Supply temperature sensor Fuse aJ X6 Return temperature sensor K1 - K3 Relays aVDX5 External connections ON/OFF switch aVGX7 KM-BUS-Participant LON or Viessmann 2-wire-BUS connection This wiring diagram only applies in conjunction with Viessmann products.

  • Page 51: Parts List

    HK1M 7187102£££££££££ Ordering Replacement Parts: Please provide control Model and Serial Number from rating plate when ordering replacement parts. Order replacement components from your Viessmann distributor. Parts 001 Transparent cover 006 Connection cover 011 Control console 020 Fuse 4.0 A...
  • Page 52 Parts list Parts list (cont.) Parts 019 Mounting screw set 034 Sensor #2, strap-on with cable 040 Sensor #1, outdoor 049 LON terminal resistor (2 pieces) 072 Connecting Cable (5m / 16ft), 2-Wire BUS 073 Extension Cable (6m / 19.5ft), 2-Wire BUS 078 Connecting cable (7m / 23ft), LON RJ45 079 Handle for mixing valve motor 092 Base plate...
  • Page 53 5285 967 v1.2...
  • Page 54 5285 967 v1.2...
  • Page 55 5285 967 v1.2...
  • Page 56 +176 +194 +100 +212 +110 +230 Viessmann Manufacturing Company (U.S.) Inc. Viessmann Manufacturing Company Inc. 45 Access Road 750 McMurray Road Warwick, Rhode Island • 02886 • USA Waterloo, Ontario • N2V 2G5 • Canada Tel. (401) 732-0667 • Fax (401) 732-0590 Tel.

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