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Rosemount Tank Radar REX
Chapter 1 Introduction
1-4
Installation Manual
308014EN, Edition 4
May 2013
1.1
Manual Overview
This manual provides information about mechanical and electrical 
installation of Rosemount TankRadar REX equipment. It covers the 
TankRadar REX 3900 series of transmitters, and also provides 
instructions for TRL/2 Data Acquisition Units, Field Communication Units 
and Field Bus Modems.
Chapter 1 provides an overview of the 
Rosemount TankRadar REX radar gauging system.
Chapter 2 gives a brief description of safety concepts and 
European ATEX Directive information.
Chapter 3 describes the 3900 transmitter head and the cor-
responding antennas.
Chapter 4 describes the Data Acquisition Unit in the 
TankRadar REX system.
Chapter 5 describes the Display Unit RDU 40.
Chapter 6 describes the Field Communication Unit (FCU).
Chapter 7 describes Bus Modems used for communication 
between a workstation and a TankRadar REX level gauging 
system.
Chapter 8 describes various types of Junction Boxes that 
can be used to connect different system units.
Chapter 9 provides information on how to connect a 
TankRadar REX system to a host computer system. 
Chapter 10 describes how to assemble the various gauge 
types and how to mount them on a tank.
Chapter 11 describes electrical installation of the 
TankRadar REX gauge system.
Chapter 12 describes installation of sub-supplier equipment 
used in the TankRadar REX system.
Chapter 13 provides a list of installation drawings.
Chapter 14 provides technical data for the different REX 
units.