Specifications

Page 15
FIREFINDER SERIES II INSTALLATION, COMMISSIONING &
OPERATION
4.9.1 Battery Connections (TB1)
A FireFinder requires two (2) 12 volt batteries. The batteries should be placed into the bottom right
hand side of the cabinet. A red and black lead coming from TB1 on the Brigade Board will be clearly
seen in the same area, this lead is to be connected to the batteries red to positive and black to
negative once the system is operating on Mains supply. Battery size is dependant on system
configuration and can vary from 12 AHr to over 100 AHr.
+27VDC
FROM PSU
TB1 is located on the bottom
right hand side of the board
Brigade/PSU
Monitor Board
Battery 2
12Volts
Battery 1
12 Volts
+
-
-
+
TB1
C14
M20
+ BAT -+ IN -
Figure 11: Battery Connections to the Brigade / PSU Monitor Board
4.9.2 Auxiliary 27 Volt Power (TB2)
Two (2) 1 Amp outputs are available from TB2 terminals 1+ (plus) and 2- (minus) or 3+ and 4- on the
Brigade Board. It is important to note these outputs are not monitored.
2 X FUSED 1A
AUX POWER
OUTPUTS
TB2 is located in the middle of the
left hand side of the board
Brigade/PSU
Monitor Board
C27
TB2
+ -
1A
1A
+ -
F7
F8
Figure 12: Auxiliary 27VDC Power Output
4.9.3 Bell / Sounder Monitored Outputs (TB3 & TB5)
Bell and Sounders are connected to the Brigade / PSU Monitor Board as shown below.
Sndr 1.2
Sounder 1.1
TB3
Brigade/PSU
Monitor Board
EOL
10K
Ohms
Un-used O/P's must
be terminated in
10K Ohms EOL
+ -
+ -
TB3 is located on the top
left hand side of the board
1N4004 or similar
Note:
Outputs are fused
@ 2Amps ( F2, F3 )
Figure 13 Connecting a Bell / Sounders TB3
F.A.R.E.
TB5
TB4
Brigade/PSU
Monitor Board
EOL
10K
Ohms
Warning
System
EOL
10K
Ohms
NO C NC
+ -
NO C NC
+ -
TB4 & 5 are located on the top
left hand side of the board
Note:
1. NO C NC are 1A voltage free contacts
2. + / - are monitored / fused 1A outputs
Un-used O/P's must be terminated in
10K Ohms EOL
Fused by F5
& monitored
Fused by F4
& monitored
Figure 14: Connecting a Bell / Sounders TB5