FireClass Prescient III - 12.2 Sounders & Actuators Connection Diagram

EQUIPMENT: FIRECLASS Prescient III WRITTEN BY: RKP
PUBLICATION: OMFCPRES3IN CHECKED BY: AP
ISSUE No. & DATE: 0 02/02/12
PAGE 38 of 43
12.2 Sounders & Actuators Connection Diagram
End-Of-Line
Resistor
10K ¼ W
-
+
Polarised
Electronic
Sounder
SNDR2 & EXT SNDR
wired identically to
SNDR1
Panel Terminals
-
+
1N4002
Suppression
Diode
1N4002
Polarising
Diode
Unpolarised
Solenoid Bell
NOTE:
Diodes & Terminal
Blocks are not supplied
with the Panel
+ - + - + - + - + -
SNDR1 SNDR2
EXT.
SNDR
ACT1 ACT2
1N4002
3K9
1N4002
TRANSORB
6 VOLT
C1565
Polarity &
Suppression
Board
One per circuit
+
-
Actuator
Solenoid
Coil Resistance
30R to 6K
ACT2 wired
identically to
ACT1
NOTE:
3K9 End-Of-Line
resistor is already fitted
to the C1565 board.
This resistor is in series
with the solenoid coil
during normal
operation.
+
-
1N4002
Suppression
Diode
1N4002
Polarising
Diode
3K9
EOL
+ -
ACT1
Actuator
Solenoid
Coil Resistance
30R to 6K
Alternative Connection of Solenoid
if C1565 Board is not used.