Emerson 308014EN Water Heater User Manual


 
Rosemount Tank Radar REX
Chapter 5 The Remote Display Unit
5-2
Installation Manual
308014EN, Edition 4
May 2013
5.1 Installation
Unscrew and remove all six screws on the RDU40 cover. Remove the
cover and take care of the locking device for the weather protection
hatch.
The RDU 40 shall be connected to the TankRadar REX junction box for
cable connections.
Figure 5-2. Installation of RDU 40 master and slave
Any of the three cable glands may be used to take the cable into the
RDU40:
2xM20 - Cable diameter: 7 mm - 14 mm
1xM25 - Cable diameter: 9 mm - 18 mm.
External adapters 1/2 NPT and 3/4 NPT are optional.
Connect the RDU 40 to the X12 terminal in the REX junction box as
illustrated in Figure 5-2.
RDU40_install_master_slave.eps