12
Sense Input/Output Cabling Assignments
Pair
Pin
Color
Signal
Description
Typical Function
Blue/
Red
E
Blue
WGND0
Wiegand data0
Parking/access control
F
Red
WGND1
Wiegand data1
Parking/access control
White/
Red
L
White
Lock
Tag lock output,
active-closed
Testing maintenance
M
Red
Lock_RTN
Tag lock return
Testing maintenance
Green/
Red
N
Green
Sense Input0
Sense Input0
(loop)
Loop and presence
detection
P
Red
Sense
Input0_RTN
Sense Input0
return; not isolated
from signal ground
Loop and presence
detection
Blue/
Black
R
Blue
Sense Input1
Sense Input1
General-purpose
sense input, not used
for detecting presence
S
Black
Sense
Input1_RTN
Sense Input1
return; not isolated
from signal ground
General-purpose
sense input, not used
for detecting presence
Brown/
Black
T
Black
Sense
Output0_COM
Sense Output0
(tag detect),
common terminal
Switched output to
control gate
U
Brown
Sense
Output0_NO
Sense Output0
normally open
terminal
Switched output to
control gate
Orange/
Black
V
Black
Sense
Output0_COM
Sense Output0
(tag detect output),
common terminal
Switched sense output
for any external control
(light, gate, buzzer,
etc.)
W
Orange
Sense
Output0_NC
Sense Output0
normally closed
terminal
Switched sense output
for any external control
(light, gate, buzzer,
etc.)
Green/
Black
X
Black
Sense Output1_
COM
Sense Output1,
common terminal
Switched sense output
Y
Green
Sense
Output1_NO
Sense Output1
normally open
terminal
Switched sense output
White/
Black
Z
Black
Sense Output1_
COM
Sense Output1,
common terminal
Switched sense output
a
White
Sense
Output1_NC
Sense Output1
normally closed
terminal
Switched sense output
Yellow/
Black
b
Yellow
GND
Logic ground
Signal ground used
with RS– 232 and
Wiegand
c
Black
GND
Logic ground
Signal ground used
with RS– 232 and
Wiegand