Serial Ports; Serial Rs232 Db9 Ports - Siemens SIMATIC NET RUGGEDCOM RS401 Installation Manual

Communication Ports
4.4 Serial Ports
The modem card is equipped with a standard RJ11 telephone port. The following is
the pin-out description for the RJ11 port:
6
Figure 4.7
Note
This product meets the applicable Industry Canada technical specifications.
The Ringer Equivalence Number is an indication of the maximum number of devices
allowed to be connected to a telephone interface. The termination on an interface
may consist of any combination of devices subject only to the requirement that the
sum of the RENs of all the devices does not exceed five.
4.4

Serial Ports

The RUGGEDCOM RS401 supports RJ45 or DB9 serial ports, which can be run in
RS232, RS485 or RS422 mode.
Note
On power-up, all serial ports default to RS485 mode. Each port can be individually
set to RS232, RS485 or RS422 mode through RUGGEDCOM RS401 . For more infor-
mation, refer to the RUGGEDCOM ROS Configuration Manual for the RUGGEDCOM
RS401.
All serial ports feature an LED that indicates the current state of the port.
Green
Off
For specifications on serial ports, refer to
4.4.1

Serial RS232 DB9 Ports

Serial RS232 DB9 ports offer a female Data Communications Equipment (DCE) inter-
face. When communicating with a Data Terminal Equipment (DTE) device, such as
a PC, a straight-through serial cable (3 pin or 9 pin) is required. When communicat-
24
1
RJ11 Port Pin Configuration
State
Pin
1
2
3
4
5
6
Description
Activity detected
No activity
"Serial Port Specifications (Page
Installation Manual, 01/2020, C79000-G8976-1017-09
Description
Reserved (Do
Not Connect)
Reserved (Do
Not Connect)
Ring
Tip
Reserved (Do
Not Connect)
Reserved (Do
Not Connect)
31)".
RUGGEDCOM RS401