Serial Connections - Allen-Bradley PanelView Plus 6 User Manual

Chapter 6 Terminal Connections

Serial Connections

144
The RS-232 serial port is multi-purpose and supports these connections:
• DH-485 communication through a serial connection
• DF1 full-duplex communication with controllers by using direct
connections or modem connections
• Third-party point-to-point communication
• Application transfers and printing
The serial port is a 9-pin, male, RS-232 connector.
descriptions and how these pins map to the serial ports on the controllers.
The maximum cable length for serial communication is 15.24 m (50 ft).
Figure 16 - RS-232 Serial Port
5 1
6
9
Table 66 - RS-232 Serial Port Connector Pinout
PanelView Plus 6 RS-232 Port
9-pin DCE
1
2
3
4
5
6
7
8
9
Connector Shell
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.
Rockwell Automation Publication 2711P-UM006E-EN-P - January 2017
Table 66
relief for all attached cables.
SLC or Logix
9-pin
RXD
2
TXD
3
DTR
4
COM
5
DSR
6
RTS
7
CTS
8
Chassis Gnd
shows the pinout
Insert plastic tie wrap in
the hole and use as strain
PLC MicroLogix/
ENI 8-pin DIN
25-pin
3 4
2 7
20
7 2
6
4
5