User's Manual

Parameter reference
SITRANS LR250 (PROFIBUS PA)
Operating Instructions, 01/2014, A5E32221386-AB
97
PV Units (volume/level) (2.3.3.)
Note
•
A greater selection of volume units is available via SIMATIC PDM.
•
Default unit of AIFB1 or 2 is percent.
•
You can select a different unit for your application.
•
PV (Primary Value): the output from the Level Transducer Block. See Transducer Block
function groups (Page 222) and How the Transducer Block works (Page 223) for more
details.
Select units for either volume or level.
Level values
m, cm, mm, ft, in
Volume values
liter, gal
Percent value
*
%
Temperature Units (2.3.4.)
Selects the engineering unit to be displayed with the value representing temperature.
Options
DEG C, DEG F, RANKINE, KELVIN
*
DEG C
Material (2.3.5.)
Automatically configures the device to operate in the chosen application type, by changing one
or more of the following parameters:
Propagation Factor (2.5.3.)
,
Position Detect (2.5.7.2.)
,
and/or
CLEF Range (2.5.7.4.)
.
Options
*
LIQUID
LIQUID LOW DK
a)
(low dielectric liquid - CLEF algorithm enabled)
Related parameters
Propagation Factor (2.5.3.)
Position Detect (2.5.7.2.)
CLEF Range (2.5.7.4.)
a)
dK < 3.0
You can configure each of the related parameters, to suit your particular application.