ABB 266CRH Instructions Manual page 54

54 266CRH / 266CRT, 266CSH / 266CST MULTIVARIABLE PRESSURE TRANSMITTER | OI/266CXX/MODBUS-EN REV. A
... 8 Operation
... Overview of parameters on the configuration level
A The lower fill level to be measured
B The higher fill level to be measured
1 Fill level
2 Pressure transmitter
Figure 37: Diagram – 'Level measurement – closed tank'
3 Low pressure impulse line
4 High pressure impulse line
5 Gas above the liquid line