Hydraulics Library v4.13 is part of Modelon’s 2020.1 release.

New versions of Modelon libraries are sold and distributed directly from Modelon, as well as approved resellers.


  • Fixed icon rendering issues in the library
  • Enabling more convenient display unit:
  • Add types for pressure, Gauge pressure, pressure difference and density
  • Remove displayUnit definition in Hydraulics AbsolutePressure type
  • Update library types to remove reference to MSL for the types listed above
  • Add units and quantities for sensor outputs
  • Add quantities to temperature and volume flow rate types

Conversion of user libraries

  • No conversion is required from the previous version 4.12.


  • Hydraulics Library 4.13 is based on Modelon Base Library 3.5 and Modelica Standard Library 3.2.3.