Rs-485 Serial Communication Ports; Com1 Rs-485 Serial Port - Control Microsystems SCADAPack 350 Hardware Manual

RJ-45
8 Pins
6
5
4
3
2
1
7 and 8 are not
connected at this
end.
10.1.4.3 RJ-45 to DE-9P DCE
This cable is used to connect from an RJ-45 based RS-232 port on the SCADAPack controller to
DE-9S connector on a DCE such as a modem. A 15-inch long cable is available from Control
Microsystems as part number 297218.
RJ45
3
6
5
2
4
7
8
1
10.2

RS-485 Serial Communication Ports

10.2.1

COM1 RS-485 Serial Port

Serial port COM1 on the SCADAPack 350 controller is configured as a two-wire RS-485 serial
communication port.
The following table shows the serial and protocol communication parameters supported by COM1.
These parameters are set from TelePACE, ISaGRAF Workbench or from an application program
running in the SCADAPack 350 controller. Default values are set when a Cold Boot or Service Boot
is performed on the SCADAPack 350 controller.
SCADAPack 350 Hardware Manual
February 14, 2007
SCADAPack 350
Function
TxD
RxD
GND
DTR / Test 2
DCD / Test 1
+5V Out
SCADAPack 350 DE-9P DCE
DTE Function Function
DTR DTR
TxD TxD
RxD RxD
DCD DCD
GND GND
CTS CTS
RTS RTS
+5V +5V
SCADAPack DE9S
Vision
Function
Shield connects to
shell
RxD 2
TxD 3
GND 5
ON switch 1
ON switch 4
+5V In 9
Wires not
connected at this
end.
DE-9P
Shield connects to shell
4
3
2
1
5
8
7
9
37