Commissioning Proline Promass E 500 PROFIBUS PA
140 Endress+Hauser
Linear expansion coefficient (1817)
→ 140
Square expansion coefficient (1818)
→ 140
Parameter overview with brief description
Parameter Prerequisite Description Selection / User
interface / User
entry
Factory setting
Corrected volume flow calculation – Select reference density for
calculating the corrected
volume flow.
• Fixed reference
density
• Calculated
reference density
• External reference
density
• Current input 1
*
• Current input 3
*
–
External reference density – Shows external reference
density.
Floating point
number with sign
–
Fixed reference density The Fixed reference density
option is selected in the
Corrected volume flow
calculation parameter
parameter.
Enter fixed value for reference
density.
Positive floating-
point number
–
Reference temperature The Calculated reference
density option is selected in
the Corrected volume flow
calculation parameter
parameter.
Enter reference temperature
for calculating the reference
density.
–273.15 to 99 999 °C Country-specific:
• +20 °C
• +68 °F
Linear expansion coefficient The Calculated reference
density option is selected in
the Corrected volume flow
calculation parameter
parameter.
Enter linear, medium-specific
expansion coefficient for
calculating the reference
density.
Signed floating-point
number
–
Square expansion coefficient The Calculated reference
density option is selected in
the Corrected volume flow
calculation parameter
parameter.
For media with a non-linear
expansion pattern: enter the
quadratic, medium-specific
expansion coefficient for
calculating the reference
density.
Signed floating-point
number
–
* Visibility depends on order options or device settings
10.7.2 Carrying out a sensor adjustment
The Sensor adjustment submenu contains parameters that pertain to the functionality of
the sensor.
Navigation
"Setup" menu → Advanced setup → Sensor adjustment
‣
Sensor adjustment
Installation direction
→ 141
‣
Density adjustment
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