Emerson Edition 4 Water Heater User Manual


 
3-1
Rosemount Tank Radar REX
Chapter 3 Description of 3900 REX
Installation Manual
308014EN, Edition 4
May 2013
3. Description of 3900 REX
3.1 Transmitter Head RTG 3900 REX
Depending on the type of tank connection unit that the transmitter head
is mounted on, there are four types of Radar Tank Gauges. The
transmitter head contains all the electronics for signal processing,
communication and connection of external sensors. The RTG 3900
transmitter head is used on all the gauge types 3920 - 3960.
Figure 3-1. The RTG 3900 gauge can use different antennas.
RTG 3920 RTG 3930 RTG 3950 RTG 3960
The Horn Antenna
Gauge for fixed roof
installation without still
pipe.
The Parabolic
Antenna Gauge for
demanding environ-
ments without still pipe.
The Still Pipe Gauge
for measuring in still
pipes.
The LPG/LNG Gauge
for liquid gas, LPG and
LNG.
3900_TH.eps