Differential Pressure And Flow Rate; Safety Notes For Commissioning With Differential Pressure And Flow Rate - Siemens SITRANS P DS III Operating Instructions Manual

6. Open the shut-off valve
7. Open the shut-off valve for the process
10.4

Differential pressure and flow rate

10.4.1

Safety notes for commissioning with differential pressure and flow rate

Incorrect or improper operation
If the lock screws are missing or are not sufficiently tight, and/or if the valves are operated
incorrectly or improperly, it could lead to serious physical injuries or considerable damage
to property.
Measure
• Make sure the locking screw and/or the vent valve are screwed in and tightened.
• Ensure that the valves are operated correctly and properly.
SITRANS P DS III/P410 with PROFIBUS PA
Operating Instructions, 02/2016, A5E00053276-08
⑥
WARNING
at the pressure tapping point.
③
.
10.4 Differential pressure and flow rate
Commissioning
175