RUGGEDCOM RS900L
Installation Guide
Chapter 2
Installing the Device
Connecting to the Device
11
1
2
3
Figure 6: Failsafe Alarm Relay Wiring
1.
Normally Open
2.
Common
3.
Normally Closed
Section 2.4
Connecting to the Device
The following describes the various methods for accessing the ROS console and Web interfaces on the device.
For more detailed instructions, refer to the
ROS User Guide
for the RS900L.
Serial Console Port
Connect a PC or terminal directly to the serial console port to access the boot-time control and ROS console
interface.
IMPORTANT!
The serial console port is intended to be used only as temporary connections during initial
configuration or troubleshooting.
The serial console port implements RS232 DCE (Data Communication Equipment) on a DB9 connector. The
following is the pin-out for the port:
5
9
6
1
Figure 7: Serial DB9 Console Port
Pin
Name
Description
1
DCD
Data Carrier Detect
2
RX
Receive Data
3
TX
Transmit Data
4
DTR
Data Terminal
Ready
5
GND
Signal Ground
6
DSR
Data Set Ready
7
RTS
Request to Send
8
CTS
Clear To Send
9
Reserved (Do Not Connect)
