Installation/Configuration Notes; Prerequisite - Bosch FAD-420-HS-EN Installationsanleitung

en | Product description
212
Pos.
L
M
N
O
P
x
3

Installation/configuration notes

Figure 3.1: Installation positions
3.1

Prerequisite

The FAD-420-HS-EN Duct Smoke Detector is designed for use in ventilation systems with air
speeds from 1.5 m/s to 20 m/s.
Check the ventilation system specifications before installation to ensure these limits are
adhered to.
If in doubt, use an airflow measuring device to measure the air speed in the duct.
2015.03 | 6.0 | F.01U.033.733
Description
Securing flanges for sample tube and ventilation tube
#10-24 expanding nuts for installing housing on ventilation duct
#10-24 x 1 in. screws for installing housing on ventilation duct
Air filters for sample tube and ventilation tube
Foam rubber sealing rings
Tamper switch for monitoring unauthorized opening of the cover
a Bend or other delay to the airflow
b At least 3 x d
c Turbulence through the bend (a)
d Width of the ventilation duct
Installation Guide
Duct Smoke Detector
Bosch Sicherheitssysteme GmbH