6
OPERATION
66
OPTISWIRL 4200
www.krohne.com
02/2022 - 4003930810 - MA OPTISWIRL4200 R10 en
The pressure unit psi (abs) refers to a reference point of 0 bara / 0 psia.
All other pressure units are gauge pressure units and refer to a reference pressure of
1.01325 bara / 14.7 psia (acc. to DIN 1343).
Temperature
Pressure
Power
Energy
Density
°C
mbar
W
J
kg/m
3
°F
bar
kW
kJ
kg/L
K
atm
kJ/h
MJ
g/cm
3
°Rank
kg/m
2
MJ/s
kW*h
g/L
Customised
temperature
kg/cm
2
MJ/h
Mcal
g/ml
g/cm
2
Mcal/h
BTU
lb/gal
torr
Btu/h
Customised
energy
lb/ft
3
psi
Mbtu/s
lb/in
3
psi (abs)
Mbtu/h
Customised
density
b/ft
2
Mbtu/d
MPa
Customised power
kPa
Pa
Customised
pressure
Table 6-16: Units for additional measurements