Air Sampling Openings - Bosch FCS-320-TM Operation Manual

68 en | Installation of the Pipe System
5.2

Air sampling openings

Figure 5.2 Example of an aspiration boring with aspiration reduc-
ing film sheet
Air sampling openings
Select the structure of the air sampling opening (aspiration boring) and the position in the
pipe system according to the project specification and taking into account the planning
guidelines.
Aspiration borings
1.
2.
3.
F.01U.130.928 | 1.0 | 2009.11
4 2
1
Bore an aspiration boring with a 10 mm drill at a right angle to the pipe.
Deburr the boring carefully and remove chips.
Clean the boring area (across the entire span of the pipe) of grease and dust, e.g. with
Tangit cleaning agent.
Select the size of the aspiration reducing film sheet according to the specifications.
Glue the aspiration reducing film sheet to the opening (see Figure 5.3).
Glue the marking tape over the aspiration reducing film sheet, in order to prevent the film
sheet from becoming detached.
Operation Guide
FCS-320-TM Aspirating Smoke Detector
1 Smoke aspiration pipe
2 Aspiration reducing film sheet with
5 6 4 3
3 Marking tape for aspiration
4
5
6
air sampling opening
reducing film sheet
Air sampling opening
Fire red (RAL 3000)
Transparent
Bosch Sicherheitssysteme GmbH