System Sensor DH500 - Manual (Page 6)

D500-08-00 6 I56-512-07R
(+)
(-)
RA400
REMOTE ALARM
LED OPTION
1 PER UNIT
8mA CURRENT DRAW
RA400Z (+)
RA400Z or (-)
RTS451/
RTS451KEY
EXTERNAL
(-) POWER (+)
SUPPLY
*
RTS451/RTS451KEY
REMOTE TEST STATION
LED OPTION
1 PER UNIT
8mA CURRENT DRAW
TEST COIL OPTION
1 PER UNIT
95mA CURRENT DRAW
4 5
3 2 1
Unused
Remote
Test
(+)
(-)
(+)
(+)
(-)
(-)
(+)
RA400Z
RTS451/RTS451KEY
RA400Z or
RTS451/RTS451KEY
Comm.
Line
Comm. Line (+)
Alarm
Initiation
Loop
Comm.
Line (-)
UL Listed
Control Panel 1st
Detector
in Loop 2nd
Detector
in Loop
The RTS451/RTS451KEY test coil circuit requires an external 24VDC
power supply which must be UL listed
*
Figure 5C. System wiring diagram
for duct detectors using a UL listed
control panel.
Figure 5A.
Figure 5B.
A78-2095-02