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ACDC
AC
GND
J13
GND
IN2
GND
IN1
LITHIUM
BR2325
3V
500B
(Biometric Reader
Interface)
12 VDC
Power
Supply
Pigtail from
Back of
Reader
Pin 15 (Green/Yellow)
Wiring of V-Pass FX readers with LNL-500B
Board
TR+
485 232
J3
TXD
TR-
TR1+
J5
RXD
J6
TR1-
J9
RTS
GND
R1+
CTS
R1-
GND
TR2+
TR2-
J11
GND
TR3+
TR3-
J12
GND
S1
8 76 5 4 3 2 1
A
B
C
Board
ACDC
GND
TX+
TX-
SG
03
02
TX+
TX-
SG
07
06
Connected to Earth Ground
Note: Do not use Power Ground
as a substitute for Earth Ground
Hardware Installation Guide
Reader
Pin
Signal
Pin 8
RS485(+)
Pin 7
RS485(-)
Pin 12
Signal Ground Black/Red
Reader
Pin
Signal
Pin 13
Power In(7-24VDC) Red
Pin 11
Power Ground
TX+
TX+
TX-
TX-
SG
SG
01
TX+
TX+
TX-
TX-
SG
SG
05
Color
Blue
Blue/Black
Color
Black
00
04
627
revision 7 —
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