S4-34760_Venturi-Air Duct Kit
4188-971_issue 1_07/09_duct sensor kit
3
Table of contents
1
General ............................................................................................................................................................................4
2
Mounting ..........................................................................................................................................................................4
2.1
Mounting the air duct kit...........................................................................................................................................5
2.2
Calculation of upstream and downstream distances ...........................................................................................6
2.3
Mounting
Î
Venturi tubes up to 600 mm .............................................................................................................8
2.4
Mounting
Î
Venturi tubes between 600 mm and 2800 mm..............................................................................9
2.5
Adapt the Venturi tube length .............................................................................................................................. 10
2.6
Mounting the Venturi tube .................................................................................................................................... 10
2.7
Mounting kit for circular and insulated air ducts ................................................................................................. 11
3
Opening the enclosure ................................................................................................................................................ 12
3.1
Detector base wiring ............................................................................................................................................. 12
3.2
Install fire detector ................................................................................................................................................. 13
4
Final check.................................................................................................................................................................... 14
5
Maintenance................................................................................................................................................................. 15
6
Specifications ............................................................................................................................................................... 16
7
Accessories .................................................................................................................................................................. 16
8
Loop Wiring................................................................................................................................................................... 17
Additional and updated Information
The described features, specifications and product related information in this manual
correspond to the date of issue (refer to date on the back page.
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