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Installation type for differential pressure and flow rate measurements
Installation type D
+
+
9
+
Start of scale value:
p
MA
= p
start
- ρ
oil
* g * H
V
Full scale value:
p
ME
= p
end
- ρ
oil
* g * H
V
Legend
p
MA
Start of scale value to be adjusted
p
ME
Full scale value to be adjusted
p
start
Start of scale value
p
end
Full scale value
ρ
oil
Density of the filling oil in the capillary line of the remote seal
g
Local gravitational acceleration
H
V
Gland distance
Installation types for level measurements (closed containers)
Installation type E
+
+
2
+
9
+
8
Start of scale value:
p
MA
= ρ
FL
* g * H
U
- ρ
oil
* g * H
V
Full scale value:
p
ME
= ρ
FL
* g * H
U
- ρ
oil
* g * H
V
Legend
p
MA
Start of scale value to be adjusted
Installing/mounting
5.4 Installing "Remote seal"
SITRANS P320/P420 (mA/HART)
52
Operating Instructions, 06/2018, A5E44852162-AA