Technical Manual
FT420
– Iss 2.4
43
3.7.3.2
Supervised 24V
DC
Outputs
13
If the optional OWS is not used, the warning output may be utilised as a supervised 24V
DC
outputs to
drive sounders, external relays, or to drive strobes as shown in the connection diagram in
Check the jumper link settings respectively.
•
External Strobe Output
•
Optional Supervised Control Relays
SOUNDER
RELAY
EOL
47K
CIE
+ 24V
0V
Figure 17 Typical Sounder or Relay Control Connection Diagram
3.7.4 Supervised Ancillary Control Output ACF
The ACF output is a fully supervised 24V output used to control air conditioning relays with separate
indicators and control. A typical connection diagram is shown in Figure 18.
C IE
R E LA Y
A C F
OU TPU T
+24V
0 V
EOL
4 7 K
Figure 18 Typical ACF Connection Diagram
3.7.5 Supervised External Strobe
The external 24V strobe output is a fully supervised output used to drive a red strobe outside the
building to assist the fire brigade personnel in locating the fire panel.
+ 24V
0V
EXTERNAL STROBE
OUTPUT
CIE
EOL
47K
STROBE
Figure 19 Typical External Strobe Connection Diagram
Note:
The External Strobe output cannot be used for dual red / amber strobe, it provides output for
only one colour strobe. Typical connection diagram is shown in Figure 19.
13
SUB886 can also be used to provide 4 x 24V
DC
supervised outputs driven from common alarm or independent zone alarm,
refer to FT420 configuration software. Figure 16 can be used for voltage input / output instead of audio signal and wired as shown
in Figure 17. Jumper setting must be set accordingly.
