User Manual

20
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RS485 STAR CONNECTION EXAMPLE
RS485 Card Release Button
Main M
Card Slot
RS485 M
emory Card Slo
t
NOTE: To support RS485 devices you must insert
the RF communicator card in the RS485 memory
card slot BEFORE turning on the processor.
COMMUNICATOR CARD
Remote Access RS485
capacity
( )
( )
ND
)
)
(+)
(-)
GND
NI
NG
C-V
ONV
(+)
(-)
GND
MOC
CN ON
ON-2 CN-2
MOC-2 MOC-1
DNG
NI-2 NI-1
MOC
CN ON
RS485 (4)
RS485 (3)
AU
OUTPUT YS
AUX
INPUT
12V
AC/DC
RS485 (2)
POWER IN
TE NE IN
POSTAL
SWITCH
E
INP
VCR
RELA
/
RS485 (1)
GATE
RELAY
DOOR
RELAY
CHASSIS
GROUND
CAMERA
VIDEO
OUT
It i MANDATOR hat s unit is properly
gro ded. The p vide "chassis ground"
wi must be con cte o the ground rod.
If u t is not gro ded ightning damage
r to the owners
+
Gnd
–
+
Gnd
–
+
Gnd
–
+
Gnd
–
Card Reader
RS485 Remote
Device 2
Stand-Alone Receiver
RS485 Remote
Device 4
Universal Interface Board
RS485 Remote
Device 1
Keypad
RS485 Remote
Device 3
Use 22 AWG Twisted Pair Shielded Wire