Emerson Rosemount 3408, Reference Manual, Page: 47 / 104

6 Operation and maintenance
6.1 Variable screens
The transmitter can display the following variables:
Table 6-1: LCD Display Variables
Parameter Presentation on display Description
Level LEVEL The current level measurement value.
Distance DISTANCE Distance from the upper reference
point to the product surface.
Level rate LEVEL RATE The current velocity at which the level
is moving. A positive value indicates
the surface is moving up.
Signal strength SIG STRENGTH The signal amplitude of the surface
echo.
Volume VOLUME Volume of the product at the current
level.
Electronics temperature ELECTRONICS The current temperature at the
electronics.
Signal quality
(1)
SIGNAL QUALITY The quality of product surface echo
signal compared to surface threshold
and noise.
Scaled variable
(1)
SCALED VARIABLE
(2)
A variable calculated from a scaling
table (as defined by pairs of input/
scaled values).
Percent of range primary
variable % OF RANGE PV A variable value expressed in percent
within a range defined by a Lower
Range Value (LRV) and an Upper
Range Value (URV).
Auxiliary percent of range % OF RANGE AUX A variable value expressed in percent
within a range defined by the lower
and upper range values (0% Auxiliary
and 100% Auxiliary).
User defined variable
(1)
USER DEFINED
(2)
A variable associated with a selected
register in the device.
Loop current ANALOG OUT Loop current as perceived by the
device.
(1) Only for transmitters ordered with Smart Diagnostics Suite.
(2) Default, user selectable display text (up to 14 characters).
Related information
User defined variable setup
Reference Manual Operation and maintenance
00809-0100-4418 September 2022
Rosemount 3408 Level Transmitter 47