Siemens SITRANS P DS III Operating Instructions Manual page 58

Installing / mounting
4.5 "Remote seal" installation
Installation types for level measurements (closed containers)
Installation type E
Key
p
MA
p
ME
ρ
FL
ρ
oil
g
H
U
H
O
H
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Start of scale value:
p
Full-scale value:
p
Start of scale value
Full-scale value
Density of the process medium in the container
Density of the filling oil in the capillary line of the remote seal
Acceleration due to gravity
Lower filling level
Upper filling level
Gland distance
= ρ * g * H - ρ * g * H
MA FL U oil
= ρ * g * H - ρ * g * H
ME FL U oil
SITRANS P DS III with PROFIBUS PA
Operating Instructions, 06/2013, A5E00053276-07
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V