Viessmann VITOTRONIC 200 Guida rapida

Please file in Service Binder

VITOTRONIC

200

VITOTRONIC

300-K

Vitotronic 200, Type HO1B

Digital boiler control unit

Vitotronic 300-K, Type MW2B

Weather-compensated, digital cascade control unit

for use by heating contractor

Installation and Service

Instructions

5693 976 - 02 07/2014

Vitotronic 300-K

Vitotronic 200

Product may not be exactly as shown

Read and save these instructions

for future reference.

IMPORTANT

Certified as a component

part for Viessmann boilers

Vitotronic 200 and 300-K Installation and Service

5693 976 - 02

General

Safety, Installation and Warranty Requirements

Please ensure that these instructions are read and understood before commencing installation. Failure to comply with

the instructions listed below and details printed in this manual can cause product/property damage, severe personal

injury, and/or loss of life. Ensure all requirements below are understood and fulfilled (including detailed information

found in manual subsections).

WARNING

Installers must follow local regulations with respect to

installation of carbon monoxide detectors. Follow the

Viessmann maintenance schedule of the boiler contained

in this manual.

Product documentation

Read all applicable documentation before commencing

installation. Store documentation near boiler in a

readily accessible location for reference in the future

by service personnel.

For a listing of applicable literature,

please see section entitled “Important

Regulatory and Safety Requirements”.

Warranty

Information contained in this and

related product documentation must

be read and followed. Failure to do

so renders the warranty null and void.

Licensed professional heating contractor

The installation, adjustment, service and maintenance

of this equipment must be performed by a licensed

professional heating contractor.

Please see section entitled

“Important Regulatory and Installation

Requirements”.

Advice to owner

Once the installation work is complete, the heating

contractor must familiarize the system operator/

ultimate owner with all equipment, as well as safety

precautions/requirements, shutdown procedure, and

the need for professional service annually before the

heating season begins.

Operating and Service Documentation

It is recommended that all product documentation such as

parts lists, operating and service instructions be handed

over to the system user for storage. Documentation is to

be stored near boiler in a readily accessible location for

reference by service personnel.

5693 976 - 02

Vitotronic 200 and 300-K Installation and Service Table of Contents

Page

General

Preparing for Installation

Installation Sequences

Commissioning

Safety, Installation and Warranty Requirements..............2

Product documentation...........................................2

Licensed professional heating contractor...................2

Advice to owner....................................................2

Warranty...............................................................2

Operating and Service Documentation......................2

System Example....................................................5

Preparing Boilers for Cascade Mode..............................7

Overview of Electrical Connections, Vitotronic 300-K...11

Mounting the Control Unit.........................................13

Installing the Heating Circuit Ext. Mod.,

Heating Circuits 2 and 3 (Accessory)...........................13

Inserting Cables/Leads and Applying Strain Relief.........14

Connecting Sensors.................................................14

Connecting Pumps....................................................15

120V External Connection.........................................16

Connecting Actuators................................................17

Connecting the Central Fault Message Facility..............18

External Demand via Switching Contact.......................18

External Demand via 0-10V Input................................19

External Blocking via Switching Contact......................19

External “Mixing Valve Closed”/”Mixing Valve Open”...20

External Heating Program Changeover”.......................20

Making the LON Connection.......................................21

Power Supply...........................................................23

Fitting the Front Part of the Control Unit......................24

Opening the Control Unit...........................................24

Changing the Language..............................................25

Setting the Time and Date.........................................25

Configuring a Multi Boiler System...............................25

Connecting the Control Unit to the LON System...........27

Checking the Heating Circuit Assignment.....................27

Matching Coding Addresses to the System Version......28

Selecting the Boiler Sequence (if required)....................28

Checking Outputs, Actuators and Sensors...................29

Table of Contents

Page

5693 976 - 02

Vitotronic 200 and 300-K Installation and Service

Coding 1

Coding 2

Service Scans

Troubleshooting

Function Description Vitotronic 200

Function Description Vitotronic 300-K

Designs

Components

Specification

Calling Up Coding Level 1 - Vitotronic 200...................32

“General” Group.......................................................33

“Boiler” Group..........................................................33

Calling Up Coding Level 1 - Vitotronic 300-K................34

“General” Group.......................................................36

“Cascade” Group......................................................36

“DHW” Group...........................................................36

“Solar” Group...........................................................37

“Heating Circuit 1”, “Heating Circuit 2”,

“Heating Circuit 3” Group..........................................38

Calling Up Coding Level 2 - Vitotronic 200...................42

“General” Group.......................................................43

Calling Up Coding Level 2 - Vitotronic 300-K................46

“General” Group.......................................................47

“Cascade” Group......................................................52

“DHW” Group...........................................................54

“Solar” Group...........................................................56

“Heating Circuit 1”, “Heating Circuit 2”,

“Heating Circuit 3” Group..........................................59

Calling up the Service Level.......................................64

Scanning Operating Data...........................................65

Brief Scan Vitotronic 200..........................................66

Brief Scan Vitotronic 300-K.......................................67

Fault Display Vitotronic 200.......................................68

Fault Display Vitotronic 300-K....................................68

Boiler Water Temperature Control...............................75

Cascade Control.......................................................76

Heating Circuit Control..............................................79

DHW Tank Temperature Control.................................82

Connection and Wiring Diagrams................................84

Sensors..................................................................87

Extension for Heating Circuits 2 and 3 (accessory)........88

Mixing Valve Motor Kit..............................................89

Extension EA1 Accessory (optional)...........................90

Parts List.................................................................91

Specification............................................................92

5693 976 - 02

Vitotronic 200 and 300-K Installation and Service Preparing for Installation

System Example

Multi boiler system with several heating circuits with

mixing valve and low loss header (with/without DHW

heating)

Note: This scheme is a basic example without

shut-off valves or safety equipment.

This does not replace the need for local

engineering.

Legend

1 Multi boiler system with 2 to 8 Vitodens 200-W,

hydraulic cascade with low loss header and

connection accessories

with

2 Vitodens 200-W in cascade mode

5 Vitodens 200-W in cascade mode

3 Cascade communication module

4 Internal extension H1

6 Vitotronic 300-K

7 Outside temperature sensor ATS

qP Indirect DHW storage tank

qQ DHW temperature sensor

qW DHW recirculation pump

qZ DHW circulation pump

rP Heating circuit with mixing valve

rE Supply temperature sensor, heating circuit M2/M3

rR Heating circuit pump, heating circuit M2/M3

and

3-way mixing valve

rT Mixing valve motor kit for heating circuit with mixing

valve (mixing valve motor and supply temperature

sensor rE)

tP Low loss header

tQ Supply temperature sensor for low loss header

tW Accessories pump

tE Accessories pump

Vitotronic 200 and 300-K Installation and Service

5693 976 - 02

Preparing for Installation

System Example (continued)

Vitotronic 200 (set codes at every Vitotronic 200 - boiler control)

Switching mode from standalone/weather compensated control to constant temperature control (see page 10).

Required coding

Group Code

2 01:2 Multi boiler system with Vitotronic 300-K

Note: Code “00:0” is set automatically.

07:1

07:2

07:3

07:4

07:...

Setting the boiler number at the Vitotronic 100 of the respective boiler

Boiler 1 (factory set condition)

Boiler 2

Boiler 3

Boiler 4

... Boiler (up to 8)

Vitotronic 300-K

Required coding

Group Code

General 00:... System version, see table for coding address 00 in the overview on page 47.

General 7E:0 Without positive pressure flue gas cascade

Cascade 35:1

35:2

35:3

35:4

35:...

Do not adjust

Multi boiler system with two boilers

Multi boiler system with three boilers

Multi boiler system with four boilers (factory set condition)

Multi boiler system with ... boilers (up to 8)

Vitotronic 200-H (if installed)

Required coding

Group Code

General 97:1 The outside temperature is accepted by the LON BUS

5693 976 - 02

Vitotronic 200 and 300-K Installation and Service Installation Sequence

Preparing Boilers for Cascade Mode

Opening the control unit cover

For installation, commissioning, maintenance

and service of Vitodens 200-W with Vitotronic

200: see separate installation instructions and

service instructions.

If a DHW tank is to be integrated into the

system, make the connection at the Vitotronic

300-K.

1. Remove the external accessories connection box

cover.

2. Loosen the screws at the bottom of the boiler

(do not remove completely).

3. Remove the front encloser panel (lift up and pull

away from the boiler).

1. Slide both sides of the programming unit cover closed.

2. Release the hinged hooks located on both sides of

the control unit.

3. To open hinged cover, lift cover and then fold down

the control unit.

4. Release locking tabs as shown.

5. Remove cover.

Removing the front enclosure panel

IMPORTANT

The following procedure must be done on each boiler

connected to the Vitotronic 300-K.

Vitotronic 200 and 300-K Installation and Service

5693 976 - 02

Installation Sequence

Preparing Boilers for Cascade Mode (continued)

Installation of the communication module

The communication module is part of the standard

delivery.

1. Installing the cascade communication module to the

Vitotronic 200.

Legend

A Plug aVG to the Vitotronic 300-K

B2-wire communication cable 18 AWG

DTerminal strip on the cascade communication module

in the Vitotronic 200

Legend

AVitotronic 300-K

B2-wire communication cable 18 AWG

CBoiler with Vitotronic 200

Note: The cascade communication module must be fitted

into every Vitotronic 200.

5693 976 - 02

Vitotronic 200 and 300-K Installation and Service Installation Sequence

Closing the control unit cover

1. Install the cover onto the control board.

2. Flip the control board back into position.

3. Secure the locking tabs as shown.

1. Set front enclosure panel on the guide rails and

push in place.

2. Tighten screws at the bottom.

3. Insert the external accessories connection box

cover in place.

Preparing Boilers for Cascade Mode (continued)

Reinstalling the front enclosure panel

Vitotronic 200 and 300-K Installation and Service

5693 976 - 02

IMPORTANT

Preparing Boilers for Cascade Mode (continued)

Installation Sequence

The following procedure must be done to configure each

boiler for constant temperature control (cascade control)

mode.

1. Turn on the boiler and set the language then press

‘OK’.

2. Set the time and date and press ‘OK’.

3. Press and hold OK and until service menu comes

up.

4. Scroll using to the service functions, press OK.

5. Scroll using to the multi-boiler system.

6. Press OK.

7. Scroll using to “Yes”.

8. Press OK.

Note: The boiler will restart in cascade mode.

9. Set the language and press ‘OK’.

Refer to the boiler Installation Instructions.

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