Liebert Power Strips User Manual

LIEBERT MP™ ADVANCED POWER STRIPS

QUICK-START GUIDE: OPENCOMMS EM OR MP ADVANCED ACCESS SER VER

SAVE THESE IMPORTANT SAFETY INSTRUCTIONS

This manual contains important safety instructions. Read all safety, installation and operating
instructions before installing the Liebert MP Advanced Power Strip or Access Server. Adhere to all
warnings on the unit and in this manual. Follow all operating and user instructions. Individuals
without previous training can install and operate this equipment.

The Liebert MP Advanced Power Strip and Access Server are not intended for use with life support or
other designated critical devices. Maximum load must not exceed that shown on the Liebert MP
Advanced Power Strip or Access Server rating label. The Liebert MP Advanced Power Strip and
Access Server are designed for data processing equipment. If uncertain, consult your local dealer or
Liebert representative.

WARNING

!

Opening or removing the cover of MP Advanced Power Strips or Access Servers may expose
you to lethal voltages within the unit.

Observe all cautions and warnings in this manual. Failure to do so may result in serious
injury or death. Do not attempt to service this product yourself. Refer all service to qualified
service personnel. Never work alone.

Operate the Liebert MP Advanced Power Strip and Access Server in an indoor environment only in an
ambient temperature range of 32°F to +104°F (0°C to +40°C). Install it in a clean environment, free
from conductive contaminants, moisture, flammable liquids, gases and corrosive substances.

WARNING

!

The Liebert MP Advanced Power Strip and Access Server contain no user serviceable parts.
Under no circumstances attempt to gain internal access due to risk of electric shock or burn.
Do not continue to use the Liebert MP Advanced Power Strip or Access Server if the LED
panel or monitoring interface indicators are not in accordance with these operating
instructions. Refer all faults to your local dealer or Liebert representative.

Never block or insert any object into the Liebert MP Advanced Power Strip or Access Server.
DO NOT CONNECT equipment that could overload the Liebert MP Advanced Power Strip or Access

Server.
Refer to the Liebert MP Advanced Power Strip and Access Server user manual, SL-20815, to deter-

mine the electrical ratings and specifications of your Liebert MP Advanced Power Strip or Access
Server. It is imperative that the power supply and connections match the specifications of the power
strip or access server being installed.

CAUTION

!

Connecting your Liebert MP Advanced Power Strip, Access Server or rack equipment to a
power supply with an incorrect rating in either voltage, amperes or phase may damage the
connected equipment and your Liebert MP Advanced Power Strip or Access Server.

If you have questions about the power supply connections, contact your local Liebert
representative or Liebert Technical Support at 1-800-222-5877.

CAUTION

!

Shut down and unplug all equipment in your rack enclosure before beginning to connect the
equipment to your Liebert MP Advanced Power Strip or Access Server.

1

When connecting the rack equipment to the Liebert MP Advanced Power Strip’s receptacles, arrange
cables and connections to avoid tangling and crisscrossing the power cables.

For power management purposes, record the receptacle where each piece of equipment is connected.
Receptacles on the Liebert MP Advanced Power Strip have a numerical designation. Liebert MP
Advanced Power Strips with more than one circuit are named with numbers and letters.

When connecting power to the Liebert MP Advanced Power Strip’s receptacles, follow generally
accepted procedures, such as routing the power cables separately from low-voltage communication
and control wires to prevent electromagnetic interference.

CAUTION

!

All configuration steps in this quick start guide must be completed before attempting to start
up equipment connected to the Liebert MP Advanced Power Strip or Access Server.

WHAT’S INCLUDED

Make sure you have all the items that should be included with your Liebert MP Advanced Power Strip
and Access Server. If any item is missing or damaged in shipping, file a damage claim immediately—see
the user manual, SL-20815, for details.

• RJ-45 to RJ-45 configuration cable, 5 ft. (1.5m)

• RJ-45 to DB9 adapter for configuration cable

• 2 mounting brackets and 4 screws

• Quick-start guide

• User manual

Serial Ports - Connect either

DCN Power Port

Liebert OpenComms EM
(EM PDU Controller)

to Power Strip EIA-232 Port

Sensor 2 Sensor

Modem DCN Ethernet

1

Serial 2 Serial

1

Ethernet
Port

Mounting
Bracket on

Liebert MP
Advanced
Power Strip
(MP-C5120)

1234568

POWER

8

EIA-232

either side

EIA-232 Port

CONFIGURATION WITH OPENCOMMS EM

1. Connect power to the DCN port on the OpenComms EM and to your MP Advanced Power Strip.

2. Connect the six-wire end of the serial cable provided with the OpenComms EM to the EIA-232 port of
your MP Advanced Power Strip.

3. Connect the other end (eight-wire) of the serial cable to either Serial 1 or Serial 2 of the
OpenComms EM.

4. Connect a straight-through CAT5 Ethernet cable from your network to the Ethernet port on the back
of the OpenComms EM.

2