Bosch FCH?320, Operation Manual, Page: 18 / 34

18 en | Accessories Conventional Automatic Detectors
F.01U.002.707 | 8.0 | 2011.10 Operation Guide Bosch Sicherheitssysteme GmbH
5.7.1 Remote Indicator FAA-420-RI
Installation Notes
Figure 5.1 Mounting the FAA-420-RI
1. Remove the hood from the baseplate prior to installation. To do so, press on the snap-fit
hook with a flat object (e. g. screwdriver) and carefully lift off the hood.
2. Install the FAA-420-RI on a dry and even ceiling or wall.
3. In the case of surface mounted cable feed, break off the pre-punched cable entries (refer
to
Figure 5.1
, item Z) from the housing.
In the case of flush mounted cable feed, insert the cable through the opening (refer to
Figure 5.1
, item Y) below the connection board.
4. Refit the hood and click into place when installation and connection are complete.
Wiring
The FAA-420-RI is connected to two screw terminals.
All current Bosch fire detectors are equipped with an internal resistor to restrict current
consumption.
NOTICE!
The FAA-420-RI must be installed such that the broad side of the red alarm indication (A)
follows the observer’s line of sight.
Terminal Connector
- GLT - / LSN -
+ GLT + / LSN +
1.
+
57
51
_
Y
A
X
31
Z
79
79
2.
FAA-420-RI
A
+
_
CAUTION!
If the current consumption for the connected detector exceeds 20 mA, it can lead to the
malfunction of or damage to the FAA-420-RI Remote Indicator.You should restrict the
maximum detector current consumption to 20 mA to avoid damaging the FAA-420-RI.