Echo Select (2.7.3.) - Siemens SITRANS LR560 Operating Instructions Manual

Parameter Reference
8.2 SETUP (2.)
8.2.7.3

ECHO SELECT (2.7.3.)

ALGORITHM (2.7.3.1)
Factory setting:
Setting range:
Purpose:
ECHO THRESHOLD (2.7.3.2)
Factory setting:
Setting range:
Purpose:
Description:
Related parameters:
POSITION DETECT (2.7.3.3)
Note
Vessel type
Selecting Steel or Concrete vessel type in the Quick Start wizard changes the setting for
Position Detect to Rising Edge.
Factory setting:
Setting range:
122
F: First Echo
ALF Area Largest First
A Echo Area
L Largest Echo
F First Echo
AL Echo Area Largest
AF Echo Area First
LF Echo Largest First
BLF Best of First and Largest echo
BL Best Largest Echo
BF Best First Echo
LAST Last
TF True First Echo
Selects the algorithm to be applied to the echo profile to extract the true echo.
5
0 to 99
Sets the minimum echo confidence that the echo must meet in order to
prevent a Loss of Echo condition and the expiration of the Fail-safe (LOE)
timer. When CONFIDENCE (2.7.6.1) (Page 126) exceeds Echo Threshold,
the echo is accepted as a valid echo and is evaluated.
Use this feature when an incorrect material level is reported.
TIMER (2.5.2.) (Page 116)
RISING
RISING (yields highest stability on sloped targets)
CENTER (yields higher accuracy on flat, non-sloped targets)
HYBRID (CENTER and CLEF)
SITRANS LR560 (mA/HART)
Operating Instructions, 06/2017, A5E34647946-AD