Logic Six LGSIX/01 - External siren Output (Bell box)

External siren Output (Bell box)
The external siren (bell box) is usually installed in a high position from where the siren could be
seen and heard.
Terminal TADBareforconnecting to the external siren. These terminals provide a
power/hold-off supply, sounder trigger and tamper circuit to protect the external siren housing.
The terminals are summarised as follows:
T - -Ve tamper return
A - -Ve supply (0V)
D - +Ve supply (12V)
B- -Ve Sounder trigger
For ease of installation, ADE external sirens and modules use the same markings.
Where a discrete external siren is used, it should be connected to terminalsD&B.TerminalsT&A
are then used for tamper protection for the housing.
8 4188-753 issue 1_1/03
Engineering information
-
STROBE
J6
+
TA
SCB
DB
BELL
+
-
SET
+ve
1A
BELL/STROBE
F5
Sonade
Panel
Board
+- TEADB
STROBE