SITRANS P DS III/P410 (7MF4.33.. 7MF4.34.. 7MF4.35..)
A5E03434626-04, 05/2015
31
Differential pressure valves
Differential pressure transducer/Orifice plate
Differential pressure lines
Figure 5-2 Measuring steam
All valves are closed.
Danger of injury or damage to device.
If the shut-off valves
⑥ and the differential pressure valve ③ are both open and the stabilizing valve ② is then opened,
the pressure transmitter
① can be damaged by the flow of vapor.
• Follow the specified procedure for commissioning.
Danger of injury.
You can briefly open the drain valves
⑦ to clean the line. Hot vapor can escape in the process.
• Only open the drain valves
briefly, and close them again before vapor escapes.
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