IAI America XSEL-S User Manual
Page 148
Chapter 2 Wiring
2.3.1
1 W
ring for General-purpose RS232C Port
140
2.3.11 Wiring for General-purpose RS232C Port
This two-channel communication port can be controlled using SEL language commands and
lets you set message formats according to different types of host controllers.
[Separate manual, SEL Language Programming Manual]
CONTROLLER
Host Master
RS232C
RC232C Connector Specifications
Appiled Connector
D-sub9 Pin (DTE)
XM2C-0942-502L (OMRON)
Connector name
S1/S2
Maximum connection
distance
10m
At 38400 bps
Interface standard
RS232C
Connected unit
AT-compatible PC, etc. Half duplex communication
Connection cable
PC-AT standard 232C crossed cable
Number of channels
2
General-purpose RS232C ports 1, 2
Channel 2
Channel 1
Terminal Assignments
Pin No.
Pin No.
Direction
Signal name
1
In
(CD)
(Carrier detection: Not used)
2
In
RD
Receive data (RXD)
3
Out
SD
Transmit data (TXD)
4
Out
ER
Equipment ready (DTR)
5
In
SG
Signal ground
6
In
DR
Data set ready (DSR)
7
Out
(RS)
(Request to send (RTS): Not used)
8
In
(CS)
(Clear to send (CTS): Not used)
9
Out
NC
Not for use
5
1
9
6