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Table of contents

1 About this document ......................................................................................... 5

1.1 Applicable documents .......................................................................................... 5

1.2 Technical terms .................................................................................................... 5

1.3 Revision history .................................................................................................... 6

2 Preparatory work ................................................................................................ 7

2.1 Opening and closing the housing cover

when the power supply is switched off ................................................................. 7

2.2 Removing and installing the housing cover

when the power supply is switched off ................................................................. 9

2.3 Installation position and space requirements ..................................................... 12

2.4 External power unit and batteries ....................................................................... 15

3 Mounting ........................................................................................................... 16

3.1 Adapting the front indicator to the installation position ....................................... 16

3.2 Fastening on a level substructure ...................................................................... 17

3.3 Connecting the pipe system to the aspirating smoke detector .......................... 18

3.3.1 Return line ........................................................................................... 19

3.4 Installing communication transponder FDCC221S ............................................ 20

4 Installation......................................................................................................... 22

4.1 Connecting the external power unit .................................................................... 22

4.2 'Smoke 4…20 mA' analog output ....................................................................... 24

4.3 Configurable 'GPI' input ...................................................................................... 26

4.4 'Purge' relay output for blowing out (with FDA241 only) .................................... 26

4.5 'Dust' relay output for dust value (with FDA241 only) ........................................ 27

4.6 'Fault' relay output for error messages ............................................................... 27

4.7 'Inspect' relay output for early warning (FDA241 only) ...................................... 27

4.8 'PreAlarm' relay output for pre-alarm ................................................................. 28

4.9 'Fire 1' relay output for fire alarm 1 ..................................................................... 28

4.10 'Fire 2' relay output for fire alarm 2 ..................................................................... 28

4.11 Connecting to the detector line with the FDCC221S ......................................... 29

4.12 Connection to input/output module .................................................................... 30

Index ............................................................................................................................ 35

Building Technologies

A6V10345654_h_en_--

Fire Safety 2015-05-29

firealarmresources.com

Siemens FDA241 Series Mounting & Installation

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