I-View FAC – 500 FingerKey Access Controller DVR - Manual (Page 21)

20
G
ND
R
S232 R×D
R
S232 R×D
G
ND
R
S485 A
R
S485 B
G
ND
D
AT
A
0
D
AT
A
1
+
5V
Output
D
oor Senso
r
D
NG
G
ND
+
12V
Powe
r
L
ock COM
L
ock NO
L
ock NC
G
ND
A
larm +
A
larm -
B
utton
G
ND
B
ell +
B
ell -
W
a
rner
Power supply +
Ou
t-door switch
Doorbel
l
D
oo
r magnetism s
w
itc
h
+ Warner