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List of abbreviations
B
B.1
Pressure transmitter abbreviations
List of abbreviations
Table B-1
Units
Abbrevi‐
ation
Display in
the edit view
In full
Meaning
bar
bar
bar
bar a
bar absolute
Pressure unit for absolute pressure
bar g
bar gauge
Pressure unit for gauge pressure
mbar
mbar
Millibars
torr
torr
torr
atm
atm
Atmospheres
inH
2
0 a
inches of water ab‐
solute
Pressure unit for absolute pressure
inH
2
0 g
inches of water
gauge
Pressure unit for gauge pressure
inH
2
O
(60 °F)
inW60
inches of water at
60 °F
inH
2
O (4
°C)
inW4
inches of water at 4
°C
inH
2
O
inW68
inches of water at
68 °F
inH
2
O (4
°C)
mmW4
millimeters of water
at 4 °C
mmH
2
O
mmW68
millimeters of water
at 68 °F
FtH
2
O
FtW68
feet of water at 68
°F
inHg
inHG
inches of mercury
at 0 °C
mmHg
mmHG
millimeters of mer‐
cury at 0 °C
g/cm²
G/cm2
grams per cm
2
lb
Pound
Unit of weight
psi
PSI
pounds per square
inch
psi a
psi absolute
Pressure unit for absolute pressure
psi g
psi gauge
Pressure unit for gauge pressure
Pa
Pa
Pascal
KPa
KPa
Kilopascal
MPa
MPa
Megapascal
SITRANS P320/P420 (mA/HART)
Operating Instructions, 06/2018, A5E44852162-AA
251