Wiring Tables
C-15
Green/
Red
N Green
Pair 9
Black Sense Input0 Sense input0
(loop), active-
closed
Loop and presence
detect
P Red Red Sense
Input0_RTN
Sense input0
return; not
isolated from
signal ground
Loop and presence
detect
Blue/
Black
R Blue
Pair 4
Black Sense Input1 Sense input1,
active-closed
General-purpose
sense input, not
used to detect
presence.
S Black Red Sense
Input1_RTN
Sense input1
return; not
isolated from
signal ground
General-purpose
sense input, not
used to detect
presence.
Brown/
Black
T Black
Pair 6
Black Sense
Output0_COM
Sense output0
(tag detect),
common terminal
Switched sense
output to control
gate
U Brown Red Sense
Output0_NO
Sense output0,
normally open
terminal
Switched sense
output to control
gate
Orange
/Black
V Black
Pair 7
Black Sense
Output0_COM
Sense output0
(tag detect
output), common
terminal
Switched sense
output for any
external control
(light, gate, buzzer,
etc.)
V** Black Black Sync_485_N RS–485 bus
negative
Used to connect
Encompass 4
Readers with IAG
capability on a
synchronization bus
W Orange Red Sense
Output0_NC
Sense output0,
normally closed
terminal
Switched sense
output for any
external control
(light, gate, buzzer,
etc.)
Green/
Black
X Black
Pair 3
Black Sense
Output1_COM
Sense output1,
common terminal
Switched sense
output.
Y Green Red Sense
Output1_NO
Sense output1,
normally open
terminal
Switched sense
output
Table C-14 All Cabling Assignments for Colored-Wire Pair Cable or Alternate Wire Cable (continued)
Colored-Wire Pair
Cable
Alternate Wire
Cable
Signal Description Typical Function
Pair Pin Color Pair Color