SW5501 – SW5502
Wireless Serial Server
User Manual
Getting Started
Figure 3.6
Rear view of SW550X Series
Figure 3.7
Din-Rail Mount of SW550X
3.5
Serial Pin Assignments
3.5.1
D-Sub9 (DB9)
Pin#
RS
-
232
Full Duplex
RS
-
422
/
4
-
Wire RS
-
485
Full Duplex
2
-
Wire RS
-
485
Half Duplex
1
DCD
N
/
A
N
/
A
2
RXD
TXD
+
N
/
A
(
reserved
)
3
TXD
RXD
+
DATA
+
4
DTR
N
/
A
N
/
A
5
SG
(
Signal Ground
)
SG
(
Signal Ground
)
SG
(
Signal Ground
)
6
DSR
N
/
A
N
/
A
7
RTS
RXD
-
DATA
-
8
CTS
TXD
-
N
/
A
(
reserved
)
9
RI
N
/
A
N
/
A