Siemens SITRANS Series - 8.5 Application examples; 8.5.1 gauge pressure, absolute pressure from the differential pressure series and absolute pressure from the gauge pressure series; 8.5.1.1 Commissioning for gases

4. Open the cover of the buttons:
Figure 8-2 Top view
5. Operate the buttons as follows:
Apply lower range value (with pressure applied) Hold down the button for 3 seconds.
Apply upper range value (with pressure applied) Hold down the button for 3 seconds.
Zero point adjustment Hold down the buttons and for 3 seconds.
Set Upper fault current Hold down the button for 3 seconds.
Set Lower fault current Hold down the button for 3 seconds.
Additional functions are available with remote operation.
Parameter assignment (Page 97)
8.5 Application examples
8.5.1 gauge pressure, absolute pressure from the differential pressure series and
absolute pressure from the gauge pressure series
8.5.1.1 Commissioning for gases
Requirement
All valves are closed.
Commissioning
8.5 Application examples
SITRANS P320/P420 (mA/HART)
88 Operating Instructions, 06/2018, A5E44852162-AA