Siemens SITRANS LR 300 Instruction Manual page 73

P712 Echo Lock Sampling
Sets the number of consecutive echoes appearing above or below the echo currently
locked onto. Sampling ratio must occur before the measurements are validated as the
new reading (for Echo Lock P711 values:
Values
Related Parameter
P711 value
1: maximum verification
2: material agitator
Example Settings:
• P711 = 2: material agitator
• P712 = 5:2
Example Results:
• A new reading will not be validated unless 5 consecutive measurements higher or 2
consecutive measurements lower than the current reading occur.
Note:
Resetting P711 returns P712 to the respective pre-set values.
P713 Echo Lock Window
Adjusts the new measurement changes permitted before the Echo Lock is applied.
Values
Altered by
Related Parameters
The Echo Lock Window is a "distance window" (Units, P005) centered on the echo and
used to derive the reading. When a new measurement is in the window, the window is
re-centered and the new reading calculated. Otherwise, the new measurement is verified
by Echo Lock (P711) before the reading is updated.
7ML19985CL02
1:1 to 99:99
Range:
Format: xx:yy
xx = the number of
yy = the number of
P711 Echo Lock
P712 pre-set value
5:5
5:2
(F = 0.0000)
Range: 0.0000 to 99999
Pre-set: 0.0000
P711 Echo Lock
P005 Units
SITRANS LR 300 – INSTRUCTION MANUAL
or ).
1 2
above
echoes
below
echoes
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