Emerson Rosemount 5400 Series - 2 Radar Level Transmitter - Level Value in Percent (%)

116
Reference Manual
00809-0100-4026, Rev HA
Section 5: Basic Configuration/Start-up
November 2014
Basic Configuration/Start-up
5.10.2 Radar level transmitter - level value in percent (%)
Situation
The level of a tank is to be measured using the Rosemount 5400 Series mounted on a nozzle on
the top of the tank. The maximum level in the tank is 46 ft (14 m). The level value will be
displayed in percentage of the full span (see Figure 5-19).
Figure 5-19. Situation Diagram
Solution
Table 5-6 lists the appropriate configuration settings, and Figure 5-20 illustrates the correct
function block configuration.
Table 5-6. Analog-Input Function Block Configuration for a Level Gauge where Level
Output is Scaled between 0-100 %
Figure 5-20. Function Block Diagram for a Level Gauge where Level Output is Scaled
between 0-100 %
Parameter Configured values
L_TYPE Indirect
XD_SCALE 0 to 14 m
OUT_SCALE 0 to 100 %
CHANNEL CH1: Level
46 ft
(14 m)
100 %
0 %
Level measurement
AI
function
block
OUT_D
OUT
0 to 100 %