IAI America XSEL-QX User Manual
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Part 1 Installation
[14] General RS232C port
connector 1
Channel 1 of the two-channel RS232C port provided for connection of
general RS232C equipment.
(Refer to I/O parameter Nos. 201 to 203.)
[15] General RS232C port
connector 2
Channel 2 of the two-channel RS232C port provided for connection of
general RS232C equipment.
(Refer to I/O parameter Nos. 213 to 215.)
General RS232C Connector Specifications
Item Overview
Details
Connector
D-sub, 9 pin (DTE)
XM2C-0942-502L (OMRON)
Connector name
S1/S2
Maximum wiring
distance
10 M
At 38400 bps
Interface standard
RS232C
Connected unit
AT-compatible PC,
etc.
Half-duplex communication
Connection cable
PC-AT standard 232C cross-
cable
1
In
(CD)
(Carrier detection: Not used)
Terminal
assignments
2
In
RD
Received data (RXD)
3
Out
SD
Transmitted 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
NC
Not
used
Use a cross-cable to connect to the RS232C port of a PC.
[16] Installation position of
field network board
This is where a Fieldbus interface module is installed. In this example, this
position is left unoccupied (no module is installed).
[17] Optional board
An optional field network board is installed. A DeviceNet board is installed in
this example.
[18] Expansion I/O board
(optional)
Optional expansion I/O boards are installed in the example.