Siemens SITRANS LUT400 Series - Page 458

A5E33329501 SITRANS LUT400 (HART) – OPERATING INSTRUCTIONS Page 145
mmmmm
Parameters
1.
Refer to PMD supplier documentation for maximum head.
To modify Current Output Function via SIMATIC PDM:
Open the menu Device – Select Analog Output.
VOLUME Low Calibration Point
converted from Level, defined in
Length
of the cylindrical section of a horizontal
parabolic end vessel. See Vessel Shape
(2.6.1.) for an illustration.
HEAD
b
Zero Head
measured as difference between the liq-
uid level and Zero Head, defined in
2.1.1.Units
FLOW
b
Zero Head
converted from Head, defined in
2.15.3.7.Flowrate Units
a.
When Current Output Function is set to Manual, a power cycle will reset
this parameter to its previous value.
b.
Option available only on LUT430, LUT440.
Level
Space
Distance
distance
space
level
20 mA
100 %
4 mA
0 %
high
cal.
point
4 mA
0 %
20 mA
100 %
4 mA
0 %
20 mA
100 %
sensor
ref.
point
low
cal.
point
material
level
Zero Head
(4 mA or 0%)
Low Cal. Point
High Cal. Point
Far
Range
head
sensor ref. point
Head
liquid level
Max. Head
(20 mA or 100%)
1