Conventional Products—2412, 2412TH, 2424, and 2424TH Direct Wire Photoelectronic Smoke Detectors 9
Please note carefully the wiring diagram for a typical 4-wire detector
system shown in Figure 4. Contacts are shown in standby mode and will
transfer in alarm condition.
Figure 4: Wiring Diagram for the 2412/2424 Series Detector Used
with a 4-Wire Control Panel
The detectors are marked with a compatibility identifier located as the last
digit of a five-digit code stamped on the back of the product. Connect
detectors only to compatible control units as indicated in the Device
Compatibility Technical Bulletin in the Fire Management Accessories
Manual (FAN 445).
!
WARNING:
Shock hazard. Remove power from IDCs before
installing detectors.
1.
Mount the detector mounting bracket to the electrical backbox.
2.
Enable the tamper-proof feature. For instructions see the
Tamper-Proof Feature section of this technical bulletin.
3.
Wire the detector following the Wiring Installation Guidelines.
4.
Line up arrows on the detector with arrows on the mounting bracket.
5.
Turn the detector clockwise until it clicks into place.
6.
After all detectors have been installed, apply power to the control unit.
7.
Test the detector as described in the Testing section of this
technical bulletin.
8.
Reset the detector at the system control panel.
9.
Notify the proper authorities that the system is in operation.
s m k w ire 2
C lass A O ptional W iring
E O L P ow er
S upervis ion
R elay M odule
...
S ugges ted
E O L
R esis tor
P ower to
D etec tors
U L Listed
C on trol
P anel
ID C
2
1
4
5
6
7
8
C o m m o n
N /O
N/ C
A larm
C ontacts
F orm -A
N /O
A uxiliary
C on tac ts
F orm -C
P ow er
3
2
1
4
5
6
7
8
C o m m on
N /O
N /C
(O p tio n a l)
R e le a s in g
D e vic e s
3
2
1
4
5
6
7
8
C om mon
N /O
N/C
(O p tio n a l)
R e le a sin g
D e vice s
Installation
