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1. Information Disposal of packaging ............................................................................ 5

Symbols ................................................................................................. 5

System examples .................................................................................. 5

2. Installation sequence Mounting the mixer extension kit ........................................................... 6

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Mixer mounting ................................................................................... 6

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Wall mounting ..................................................................................... 6

Mounting the temperature sensor .......................................................... 7

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Installing the flow temperature sensor (contact temperature sensor) . 7

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Installing the flow temperature sensor on the Divicon heating circuit

distributor ............................................................................................ 7

Overview of electrical connections ........................................................ 8

Connecting the flow temperature sensor ............................................... 8

Connecting the temperature sensor of the low loss header (if installed) 8

Connecting the mixer motor ................................................................... 8

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Mixer motor ......................................................................................... 9

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Mixer motors without plug or on-site mixer motors ............................. 9

Connecting the heating circuit pump ..................................................... 10

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Heating circuit pump 230 V~ .............................................................. 10

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Heating circuit pump 400 V~ .............................................................. 11

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Pumps in the underfloor heating circuit (in case of system separa-

tion) ..................................................................................................... 12

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Temperature limiter for maximum temperature limiter (accessories) .. 12

Rotary switch S1 for subscriber number addressing ............................. 13

Connecting the PlusBus to the heat generator ...................................... 13

Power supply ......................................................................................... 14

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Power supply at heat generator .......................................................... 14

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Separate power supply ....................................................................... 14

Connecting several accessories ............................................................ 16

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Power supply and PlusBus connection .............................................. 16

Commissioning ...................................................................................... 16

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Rotational direction of the mixer motor ............................................... 17

3. Parts lists Parts list ................................................................................................. 18

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Wall mounting ..................................................................................... 19

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Mixer mounting ................................................................................... 21

4. Specification Specification .......................................................................................... 23

Connection and wiring diagram ............................................................. 24

5. Declaration of Conformity Declaration of conformity ....................................................................... 25

6. Keyword index ................................................................................................................ 26

Index

5838001

Brand	Viessmann
Model	EM-M1
Category	Control Unit
Language	English

Viessmann EM-M1 User Manual

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Viessmann EM-M1 Specifications

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