Endress+Hauser Proline Prowirl F 200, Operating Instructions Manual

Page: 123 / 224

Proline Prowirl F 200 PROFIBUS PA Commissioning
Hauser 123
2. In the Select medium parameter, select the Gas option.
3. In the Select gas type parameter, select the Gas mixture option.
Configuring gas composition
Navigation:
Setup → Advanced setup → Medium properties → Gas composition
4. Call up the Gas composition submenu.
5. In the Gas mixture parameter, select the Hydrogen H2 option and the Nitrogen N2
option.
6. In the Mol% H2 parameter, enter the quantity of hydrogen.
7. In the Mol% N2 parameter, enter the quantity of nitrogen.
 All quantities must add up to 100 %.
The density is determined according to NEL 40.
Configuring optional fluid properties for output of corrected volume flow
Navigation:
Setup → Advanced setup → Medium properties
8. Call up the Medium properties submenu.
9. In the Reference pressure parameter, enter the reference pressure of the fluid.
10. In the Reference temperature parameter, enter the reference temperature of the
fluid.
Air
Select medium
Navigation:
Setup → Medium selection
1. Call up the Medium selection wizard.
2. In the Select medium parameter (→  72), select the Gas option.
3. In the Select gas type parameter (→  72), select the Air option.
 The density is determined according to NEL 40.
4. Enter the value in the Relative humidity parameter (→  98).
 The relative humidity is entered as a %. The relative humidity is converted
internally to absolute humidity and is then factored into the density calculation
according to NEL 40.
5. In the Fixed process pressure parameter (→  73), enter the value of the process
pressure present.
Configuring fluid properties
Navigation:
Setup → Advanced setup → Medium properties
6. Call up the Medium properties submenu.
7. In the Reference pressure parameter (→  86) enter the reference pressure for
calculating the reference density.
 Pressure that is used as a static reference for combustion. This makes it possible
to compare combustion processes at different pressures.