System Sensor DH500ACDC User Manual
Page 6

ALARM SIGNAL (+)
AUX POWER (–)
2
6
(+)
(–)
DUCT DETECTOR
DH500ACDC
PA400 (OPTIONAL)
AUDIBLE ALERT
ALARM SIGNAL (+)
AUX POWER (–)
2
6
(+)
(–)
DUCT DETECTOR
DH500ACDC
RA400Z (OPTIONAL)
REMOTE (LED)
ANNUNCIATOR
RED
ALARM SIGNAL (+)
AUX POWER (–)
2
6
1
2
DUCT DETECTOR
DH500ACDC
RTS451/RTS451KEY
(OPTIONAL) REMOTE
TEST STATION
R
E
D
5
3
1
4
TEST (+)
3
ACCESSORY CURRENT LOADS AT 24VDC
DEVICE
PA400
RA400Z
RTS451/RTS451KEY
STANDBY
0mA
0mA
0mA
ALARM
15mA MAX
10mA MAX
10mA MAX
ANY COMBINATION OF ACCESSORIES MAY BE USED
SUCH THAT THE GIVEN CURRENT LOADS TOTAL:
AUX POWER (+)
TEST (–)
STANDBY STATE:
ALARM STATE:
30mA OR LESS
80mA MAX, 24 VDC (TERMINALS 3 & 6)
20mA MAX, AUXILIARY ALARM OUTPUT (TERMINALS 2 & 6).
NOTE: THE RTS451 RESET CANNOT BE USED ON THE DH500ACDC.
TEST (–)
RESET
(NOT USED)
4
5
6
7
8
9 10
11
12
13
14 15
16
17
+
–
COMMUNICATION
LINE
FROM PANEL
(+)
(–)
(+)
(–)
COMMUNICATION
LINE TO REST
OF SYSTEM
NOTE: FOR POWER SUPPLY
WIRES, POLARITY IS NOT
IMPORTANT.
ALWAYS RUN AUXILIARY CONTROL
WIRING IN SEPARATE CONDUIT
J5
K2
1
2
3
24 VAC &
24 VDC
240 VAC
120 VAC
NOTE: JUMPER WIRE (J5)
IS REQUIRED TO BE
INTACT FOR 2-WIRE
APPLICATIONS ONLY.
CUT J5 FOR 4-WIRE
POWER SUPERVISION.
NOTE: WHEN INITIATING AN ALARM, THE RTS451/RTS451KEY REQUIRES
95mA MAXIMUM IN PRE-ALARM AND 103mA MAXIMUM IN ALARM.
NOMINAL STANDBYCURRENT IS 0mA. ALARM CURRENT IS 8mA
MAXIMUM WHEN TEST MAGNET IS REMOVED.
*
*
*
NOTE: Auxiliary devices (RA400Z, PA400, RTS451/RTS451KEY) and auxiliary control contacts will not function without
auxiliary power. See Figure 5A for voltage/termination.
A78-2383-00
Figure 5A
Figure 5C
Figure 5E
Figure 5D
Figure 5B
Figur
e 5. W
iring diagram:
D5
00-0
7-00
6
I56-432-1
1R