Detailed Setup - Siemens Sitrans LR 460 Instruction Manual

2.4.5. Process Temperature Min.
The minimum recorded temperature of the internal electronics.
Open the menu View – Peak Values and select the tab Temperature. If necessary,
click on the reset button, and download to the device.
2.4.6. Process Temperature Max.
The maximum recorded temperature of the internal electronics.
Open the menu View – Peak Values and select the tab Temperature. If necessary,
click on the Reset button, and download to the device.

2.5. Detailed Setup

2.5.1. Failsafe
2.5.1.1. LOE (Loss of Echo) Timer
Amount of time, in minutes, that a Loss of Echo must persist, before the
device goes into Failsafe mode. See page 84 for more details.
2.5.2. Echo select
2.5.2.1. Algorithm
Selects the algorithm to be applied to the echo profile to extract the true
echo.
2.5.2.2. Confidence Threshold
Sets the minimum echo confidence that the echo must meet in order to
prevent a Loss of Echo condition and the expiration of the LOE timer. When
Echo Confidence exceeds the Confidence Threshold, the echo is
evaluated.
Use this feature when an incorrect material level is reported.
2.5.2.3. Echo Marker
The point on the selected echo from which the measured value is taken.
2.5.2.4. Shots
The number of echo profile samples averaged to produce a measurement.
2.5.2.5. Velocity
Effective propagation velocity in m/s.
Page 65
Values
12 *
3
Values
8
Range: 0 to 99
Values
Default: 5
Related
LOE Timer
Parameters
SITRANS LR 460 – INSTRUCTION MANUAL
Range: 0.00 to 720 (minutes)
Default:10
F First echo
L
argest echo (reserved for SMPI service
L
personnel)
best of Largest or
bLF
SMPI service personnel)
F
irst echo (reserved for
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