Pgm Connections; Led Indicator; Relay Output - DSC maxsys PC4020KT System Manual

G
G
G
G
G

PGM CONNECTIONS

LED INDICATOR

680 Ω
LED
RESISTOR INDICATOR
(TYPICAL VALUE)
SW AUX CONNECTION
SENSOR RESET FOR SMOKE DETECTOR
IN OUT
ALARM
CONTACT
OUT
IN
Notes: 5600 Ω applies only to the PC4020
main board. Use 2200 Ω (red, red, red, gold)
for the expansion modules.
Do NOT connect Fire zones or Links Supervisory
zone for Double EOL resistors.
MULTIPLE SMOKE DETECTORS ON ONE ZONE
BELL LOOP
700 mA MAX
IN OUT
ALARM
CONTACT
OUT
IN
4-WIRE SMOKE
DETECTOR POWER
11 V 400 mA MAX
DC
Note: Do NOT connect Fire zones or Links
Supervisory zone for Double EOL resistors.

RELAY OUTPUT

RED
DSC
RM-1
WHT YEL GRN
COM N.C.
G ZONE INPUT MUST BE
PROGRAMMED FOR FIRE
TO ANY
ALARM INPUT: STANDARD FIRE
"COM" TERMINAL
TO ANY ZONE G SW AUX PROGRAMMED FOR
"Z" TERMINAL SENSOR RESET
WHT
RED
POWER
SUPERVISORY
RELAY
(DSC RM-1)
BLK
GRN
5600 Ω
END OF LINE RESISTOR
(EOLR-2)
TO ZONE "Z" G ZONE INPUT MUST BE
TERMINAL PROGRAMMED FOR FIRE
PROGRAMMED
ALARM INPUT: STANDARD FIRE
FOR "FIRE"
TO ANY "COM"
G MINIMUM 18 AWG WIRING IS REQUIRED
TERMINAL
FOR RESIDENTIAL FIRE ALARM SYSTEMS
IN OUT
RED
ALARM
CONTACT
BLK
OUT
IN
5600 Ω
END OF LINE RESISTOR
(EOLR-2)
Loop
Current
AWG14
mA
50 2750/838
100 1375/419
BLK
200 690/210
300 460/140
400 345/105
N.O.
Bell
Current
AWG14
mA
50 2750/838
100 1375/419
200 690/210
DELAYED FIRE
300 460/140
AUTO VERIFY FIRE
400 345/105
500 275/83
600 230/70
700 195/59
Wire
Gauge
AWG14
AWG16
AWG18
AWG19
AWG20
AWG21
AWG22
DELAYED FIRE
AUTO VERIFY FIRE
WHT
POWER
SUPERVISORY
RELAY
(DSC RM-1)
GRN
12
Maximum wire run to EOL relay in feet/meters
AWG16 AWG18 AWG19
1740/530 1090/332 869/264
870/265 545/166 435/132
435/132 270/82 217/66
290/88 180/55 144/33
215/65 135/41 108/33
Maximum wire run to EOL resistor in feet/meters
AWG16 AWG18 AWG19
1740/530 1090/332 869/264
870/265 545/166 435/132
435/132 270/82 217/66
290/88 180/55 144/33
215/65 135/41 108/33
170/52 105/32 86/26
140/43 90/27 72/22
125/38 80/24 62/19
Maximum Run to End of Line Resistor
(feet / meters)
15500 / 4724
9740 / 2968
6120 / 1865
4860 / 1481
3840 / 1170
3060 / 932
2420 / 737
AWG22
433/131
217/66
108/33
144/43
54/16
AWG22
433/131
217/66
108/33
144/43
54/16
43/13
36/11
30/9