External Sounder Connections - Texecom Premier 24 Installation Manual

Premier 24 Installation Manual

External Sounder Connections

The following terminals have been provided for connection
to an external sounder:
(A) + 12V
12V supply (protected by a 900mA PTC – F2). Normally
connected to '+12V' on the sounder.
(B) Bell –
Sounder output, switches to 0V in alarm (SAB) and is rated at
500mA. Normally connected
the sounder. This output can also be programmed for SCB
operation (see page 44 for details).
(C) Tamp
Negative tamper return. Normally connected to 'Tamper
Out' on the sounder. If this terminal is not being used, it ust
be connected to '0V'.
(D) 0V
0V supply. Normally connected to '0V' on the sounder.
(S) Strb –
Strobe output, switches to 0V in alarm and is rated at
500mA. Normally connected to strobe -ve on the sounder
(where applicable, connect the strobe +ve to +12V).
Control
Panel
!
For details on testing the 'Bell' outputs, see page 79
When an Engineers code is entered to gain access to
the programming menu, the Strobe output will pulse
3 times, invoking Engineers Hold Off mode if a
Texecom bell box is connected.
INS248
to Trigger -ve on
Texecom External
Sounder
+12V (A)
Trigger -ve (B)
Tamper (C)
0V (D)
Strobe -ve (S)
Installation
23