58
2.2.4 Connecting Card Readers
GV-AS200 supports two types of card readers:
Wiegand
and
RS-485
interfaces. The
Wiegand
interface is compatible with any Wiegand card readers of 26 to 40 bits, while the
RS-485
interface is only compatible with GV-Readers. The card readers of the two interface
types can be used together to work with GV-AS200.
12V
D0
D1
GL
RL
BZ
GND
W
ie
ga
nd D
12V
Wiegand Card Reader
Card Reader
AND
-
+
RS-485
GND
Wiegand
Figure 2-12
2.2.4.A Wiegand Readers
GV-AS200 provides up to 4 Wiegand inputs (Wiegand A, B, C, D) for connection of Wiegand
readers ranging from 26 to 40 bits. The table below shows the pin assignments of the
Wiegand connectors on GV-AS200. Please consult the documentation of your Wiegand
reader for wiring.
Pin
Function
12V 12V
Power
Supply
D0
Wiegand Data-0
D1
Wiegand Data-1
GL Green
LED
RL
Red LED
BZ Beeper
GND
GND for the Power Supply
Содержание GV-AS100
Страница 10: ......
Страница 11: ...1 GV AS100 Controller...
Страница 59: ...2 GV AS200 Controller...
Страница 91: ...3 GV AS400 Controller...