Rockwell Automation 2711PC- T6C20D, User Manual

Page: 90 / 132

90 Publication 2711PC-UM001A-EN-P - March 2009
Chapter 6 Terminal Connections
Serial Connections
All compact terminals have a serial RS-232 port that supports:
•
DH-485 communication through a serial connection.
•
DF1 full duplex communication with controllers using direct
connections or modem connections.
•
third-party point-to-point communication.
•
application uploads/downloads.
•
printing.
The serial port on the terminals is a 9-pin, male, RS-232 connector.
The table shows the pinout descriptions for this port and how these
pins map to the serial ports on the controllers.
Serial Port Connector Pinout
The maximum cable length for serial communication is
15.24 m (50 ft).
Serial RS-232 Port
PanelView Plus Compact 1000 Terminal
1 5
6
9
Insert plastic tie wrap in the
hole and use as strain relief
for all attached cables.
Serial RS-232 Port
PanelView Plus Compact 400 and 600 Terminals
PanelView RS-232 Port
9-pin DCE
SLC
9-pin PLC
25-pin MicroLogix/
DNI 8-pin DIN
1
2
2 3 4
3
3 2 7
4
4 20
5
5 7 2
6
6 6
7
7 4
8
8 5
9
Connector Shell Chassis Gnd
WARNING
Do not connect or disconnect the communication cable with
power applied to the terminal, or the serial device on the other
end of the cable. An electrical arc could cause an explosion in
hazardous location installations. Be sure that power is removed
or the area is nonhazardous before proceeding.
RXD
TXD
DTR
COM
DSR
RTS
CTS