Fuji Electric FCX-AII-V5 series Instructions Manual And Service Instructions page 30

Level measurement
(1) Level measurement on open tank
The low pressure side is open to atmosphere.
Level calculation formula:
(2) Level measurement on close tank
Connect the highest liquid level connection of
tank to the low pressure side of transmitter,
and the low liquid level connection of tank to
the high pressure side of transmitter
Level calculation formula:
diphragme liquid density
PROHIBTION
28
The transmitter body should be installed below the remote seal unit. This
is mandatory where process pressure may become vacuum.
Max. liquid level
h
Min. liquid level
E
Low
pressure
side
Max. liquid level
h
Min. liquid level
E
Low pressure
side
ρ
hʼ
ρ
High
pressure
side
ρ
hʼ
ρ
High pressure
side
TN5FCXA2V5h-E