4. Hardware Installation
4.1. Connecting the Power Supply Cables
4.1.1. Installing the Power Supply Cable Keeper
The RSM-8R4 includes a cable keeper, which is designed to prevent the power supply
cable from being accidentally disconnected from the unit.
When attaching the power supply cable to the unit, first swing the cable keeper out of
the way, then plug the power cable securely into the power input. When the cable is in
place, snap the cable keeper over the plug to secure the cable to the unit.
4.1.2. Connect the RSM-8R4 to Your Power Supply
Refer to the cautions listed below and at the beginning of this User's Guide, and then
connect the RSM-8R4 unit to an appropriate power supply.
Before attempting to install this unit, please review the warnings and
cautions listed at the front of the user’s guide.
This device should only be operated with the type of power source
indicated on the instrument nameplate. If you are not sure of the type of
power service available, please contact your local power company.
Reliable earthing (grounding) of this unit must be maintained. Particular
attention should be given to supply connections when connecting to
power strips, rather than directly to the branch circuit.
4.2. Connecting the Network Cable
The Network Port is an RJ45 Ethernet jack, for connection to a TCP/IP network.
Connect your 100Base-T cable to the Network Port. Note that the RSM-8R4 includes a
default IP address ( and a default subnet mask ( When
installing the RSM-8R4 in a working network environment, it is recommended to define
network parameters as described in Section 5.9.
4.3. The Internal Modem Port
If you wish to use the RSM-8R4's internal modem in your application, connect an
RJ11 phone line to the Internal Modem port, located on the RSM-8R4 back panel. For
information on Modem Port configuration, please refer to Section 5.8. Note that an
external modem can also be connected to the RSM-8R4 serial ports as described in
Section 4.5.
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