FREUND
MANUAL
8
Name
Function
D0A
Data pin 0 for first reader
D1A
Data pin 1 for first reader
D0B
Data pin 0 for second reader/pin for push button
D1B
Data pin 1 for second reader
SEN
Sensor pin
BUZZ
Buzzer pin for reader
LED
LED indicator pin for reader
12V
Power supply for readers
GND
GND for readers
NC
Normally closed pin for relay
COM
COM for relay
NO
Normally open pin for relay
The two readers can be connected to each door from both sides.
Relay 1
Max
1.5A
Reader
NC
C
OM
NO
12V
GN
D
S
E
N
B
UZZ
LE
D
D
OA
D1A
D0B
D1B
Door
