Emerson XDR Manuel D’Utilisation

This document must be used together with site specific documentation and documentation for other 

parts of the system.

• Check the received materials to be sure all required assemblies and parts have been received. If 

you discover any external damage, report it to the shipping company and your local Emerson rep-

resentative.

• User manual (this document)
• Liebert XDR module

The Liebert XDR is designed for attachment to the rear of computer cabinets in the data center. See 

4.0 - Mechanical Considerations for details.

The room should be well-insulated and must have a sealed vapor barrier. The vapor barrier in the 

ceiling and walls can be a polyethylene film. Paint on concrete walls and floors should contain either 

rubber or plastic.

Outside or fresh air should be kept to a minimum when temperature and humidity must be tightly 

controlled. Outside air adds to the cooling, heating, dehumidifying and humidifying loads of the site. 

Doors should be properly sealed to minimize leaks and should not contain ventilation grilles.

NOTE
The vapor barrier is the single most important requirement for maintaining environmental