Power Supply
The Cisco IR1101 comes with an external DC power connector. The 4-pin power entry connector (receptacle)
is mounted to the unit. The 4-pin power entry mating connector (plug) is attached to the receptacle. It is
removed during installation and used to connect to the DC power source, then reattached to provide power
to the unit.
Refer to
for the location and values of the power connector.
Figure 11: Power Connector Pin-Outs
Description
Name
Pin
Number
DC Power Positive Input
DC In +
1
DC Power Return
DC In -
2
Alarm Common
ALM
REF
3
Alarm Input
ALM IN
4
RJ45 Ports
The IR1101 supports one
ISOLATED
RS232 port which conforms to EIA-561 standard.
The RJ45 pinouts are shown in
Figure 12: S0 Characteristics
The RS232 port is a DTE and its pin out is shown in
Table 10: S0 Details, on page 24
IR1101 Industrial Integrated Services Router Hardware Installation Guide
23
Product Overview
Power Supply
