10 DeviceZoneType 
10.10 PressureMainLine
Description: Actual pressure in the main line (Pressure return line + pump pressure).
Unit: bar or lbf/in² (=psi)
Example: 6.5
Online versions of OPC UA specifications and information models.
Description: Actual pressure in the main line (Pressure return line + pump pressure).
Unit: bar or lbf/in² (=psi)
Example: 6.5