Tvt Configuration (3.3.6) - Siemens SITRANS LR500 Series Operating Instructions Manual

Parameter assignment
9.3 Maintenance and diagnostics (3)
Use "Material agitator" option to prevent false echoes from agitator blades.
"Maximum verification" option can be used if experiencing frequent loss of echo (LOE).
However, it is recommended that you contact your Siemens representative before activating.
Echo lock window (3.3.5.2)
Sets distance window (centered on echo) used to derive reading. When new measurement is in
window, window is recentered and reading is calculated.
Setting
Default
Gain factor (3.3.5.3)
Used to increase or decrease the signal amplitude.
Setting
Default
9.3.3.6

TVT configuration (3.3.6)

TVT type (3.3.6.1)
Sets TVT curve for echo processing.
Setting
Default
Select the TVT type which gives the highest confidence under all level conditions.
Hover level (3.3.6.2)
Defines how high the TVT curve is placed above the profile, relative to the largest echo.
Setting
Default
Auto false echo suppression (3.3.6.3)
Displays false echoes in a vessel with known obstructions.
Auto false echo suppression range (3.3.6.4)
Sets end point of the learned TVT distance.
136
0 to 126 m
0
0.0 ... 1000.0
Liquids: 1
Solids: 10
TVT short, curved
TVT long, smooth 2
TVT short, curved
0 to 100%
40%
SITRANS LR500 series with mA/HART
Operating Instructions, 03/2024, A5E51099898-AA