SY-SIX-RDM2-DIN-485 | Synergis IX DIN Rail 2 Door Expander | Installation Manual
Last Updated September 2018
14
RS-485 Reader Connection (Entry Only)
Applies to RS-485 models only.
The following diagram shows the connection of a single RS-485 Reader connected in entry only mode.
Shield is frame
grounded at
one point
Shielded Cable
RED
BLACK
GREEN
WHITE
ORANGE
BROWN
BLUE
YELLOW
VIOLET
N/R
N/R
Shield not
connected
SHIELD
1
2
3
4
5
6
7
8
9
0
X
V+
V-
C
BZ
L2
L1
D1/ D0/
NB
NA
When the green and orange wires are
not
connected together, the reader defaults to an entry reader.
RS-485 Reader Connection (Entry/Exit)
Applies to RS-485 models only.
The following diagram shows the connection of two RS-485 Readers connected to provide an entry/exit
configuration.
Shield is frame
grounded at
one point
Shielded Cable
Shielded Cable
RED
BLACK
GREEN
WHITE
ORANGE
BROWN
BLUE
YELLOW
SHIELD
N/R
N/R
RED
BLACK
GREEN
SHIELD
WHITE
ORANGE
BROWN
BLUE
YELLOW
N/R
N/R
Shield not
connected
VIOLET
VIOLET
ENTRY
EXIT
V+
V-
C
BZ
L2
L1
D1/ D0/
NB
NA
1
2
3
4
5
6
7
8
9
0
X
