Siemens FDA2 Series User Manual

3.4.1 Pipes and pipe connections
Pipe
● Piping for air aspiration
● Outer diameter: 25mm (1inch)
● Inner diameter: 21mm
● Pipes can be trimmed to the required length
using a pipe cutter
● Pipes can be connected using glued pipe
connections
● Material: Typically PVC or ABS depending on
the ambient conditions
Pipe connection
● For connecting two pipes with an outer
diameter of 25mm (1inch)
● The pipes are glued to the pipe connection
● Material: Typically PVC or ABS depending on
the ambient conditions
3.4.2 Branches and bends
90° bend
● For changes of direction in the pipe system
● 90° bend angle
● Flange for holding the pipe at both ends
● The pipes are glued to the bend
● Recommendation: Use a bend with the largest
possible radius, e.g.,70mm
● Material: Typically PVC or ABS depending on
the ambient conditions
T-piece
● For branches in the pipe system
● Flange for holding the pipe at all three ends
● The pipes are glued to the T-piece
● Material: Typically PVC or ABS depending on
the ambient conditions
System description
Pipe system components
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Siemens FDA2 Series Specifications

General

Brand	Siemens
Model	FDA2 Series
Category	Smoke Alarm
Language	English