Wiring External Sounder
Figure 11 shows an example of connections for a typical external sounder (see
the manufacturers instructions supplied with individual units for further infor-
mation on wiring diagrams)
Figure 11. Typical External Sounder Connections
Make connections to the control panel and SAB module as follows:
Strb
Negative trigger in alarm for strobe light.
Bell
Negative bell trigger (Programmable applied or removed)
12V
Positive bell module hold off voltage (Supply).
0V
Negative bell module hold off (Supply).
TR
Negative tamper return from bell module to control panel.
Notes:
SAB shown for negative applied.
Link tamper return to 0V if no external tamper is required.
Connect all bell wiring to the control panel with the exception of the trigger to
the siren or bell. The bell/siren will continue to ring from the on-board battery
until the final connections are made after initial power-up. See ‘Initial Power
Up’.
BELL
+Hold Off
-Hold Off
-Ve Ring
Tamper Return
CONTROL PANEL
TYPICAL BELL MODULE
BELL OR SIREN (350 mA)
STROBE
-ve
+ve
9040 16Ohm
SPEAKER
Stb Bell 12V 0V TR LS LS OP1 SIG ARM RDY
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Installation
496219 Issue 1
601 installation 23/10/1998 10:09 Page 16
