Siemens SITRANS LR460 HART Operating Instructions Manual page 62

3.3. Sensor Calibration (SENSOR CAL)
To perform calibration for a simple application go to
handheld programmer
31.
To modify an individual parameter setting, do not use the Quick Start wizard.
Sensor Reference Point
(flange face)
High Calibration Point
Low Calibration Point
3.3.1. Sensor Units (SENS UNIT)
Whatever units the sensor is measuring in.
Options
3.3.2. Calibration Type (CAL TYPE)
In Dry calibration, the user enters all four calibration values: High and Low Level
Points, and High and Low Calibration Points.
Options
3.3.3. Low Calibration Pt. (CAL LO)
Distance from Sensor Reference to Low Calibration Point (corresponding to
Low Level Point). Unit is defined in Sensor units.
Values
1.
Sensor Reference Point: the point to which all the Sensor Calibration parameters are
referenced, which is the flange face.
2.
Level Value: the level measured in level units.
Page 56
on page 29 or
1
Level
M, IN, CM, MM, FT
default: m
DRY *
3" HORN
4" HORN
SITRANS LR460 – INSTRUCTION MANUAL
Quick Start Wizard via the
Quick Start Wizard via SIMATIC PDM
LR460 with Easy Aimer
2
Dry calibration
default: 70 m (229.7 ft)
default: 100 m (328.1 ft)
on page
12
High Level Point
(typically 100%)
Low Level Point
(typically 0%)
A5E42035355