22 Conventional Products—DH400 Conventional Air Duct Smoke Detector
6
4
3
d hfig1 7
5
2
1
2 4 V A C (+ 1 0 % , -1 5 % )
F u ll w a ve re ctifie d ,
u n filte re d , u n re g u la te d
p o w e r m a y b e u se d .
2 4 V D C
A U X P o w e r
S u p p lie d
b y U se r
(1 0 0 m A
S u p p ly)
A la rm
L E D
(R e d )
R T S 4 5 1 (O p tio n a l)
R e m o te T e st S ta tio n
2 .8 V D C
in A la rm
D H 4 0 0
D u ct D e te cto r
M a g n e t
T e st
S w itch
7
4
A U X p o w e r lo ca te d a t th e te st sta tio n .
8
6
4
3
5
4
2
1
2 4 V A C (+ 1 0 % , -1 5 % )
F u ll w a ve re ctifie d ,
u n filte re d , u n re g u la te d
p o w e r m a y b e u se d .
2 4 V D C
A U X P o w e r
S u p p lie d
b y U se r
(1 0 0 m A
S u p p ly)
A la rm
L E D
(R e d )
R T S 4 5 1 (O p tio n a l)
R e m o te T e st S ta tio n
2 .8 V D C
in A la rm
D H 4 0 0
D u ct D e te cto r
M a g n e t
T e st
S w itch
7
A U X p o w e r lo ca te d a t th e d u ct d e te cto r.
Figure 11: Wiring Diagram for RTS451 Remote Test Station
to 2-Wire Duct Detectors
Figure 12: RTS451 Test Coil Installation
Detector
Head
dhfig14
Test Coil
