> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ntop.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Unit System

Create a unit system for CAE interoperability. If compound units are not provided, the base units will be used to determine the compound units.

### Inputs

| Name                       | Type                                 | Description                         |
| -------------------------- | ------------------------------------ | ----------------------------------- |
| Length                     | Length Unit Enum                     | Unit of length.                     |
| Mass                       | Mass Unit Enum                       | Unit of mass.                       |
| Time                       | Time Unit Enum                       | Unit of time.                       |
| Temperature                | Temperature Unit Enum                | Unit of temperature.                |
| Force                      | Force Unit Enum                      | Unit of force.                      |
| Pressure                   | Pressure Unit Enum                   | Unit of pressure.                   |
| Frequency                  | Frequency Unit Enum                  | Unit of frequency.                  |
| Heat flux                  | Heat Flux Unit Enum                  | Unit of heat flux.                  |
| Thermal conductivity       | Thermal Conductivity Unit Enum       | Unit of thermal conductivity.       |
| Power                      | Power Unit Enum                      | Unit of power.                      |
| Energy/torque              | Energy Unit Enum                     | Unit of energy/torque.              |
| Specific heat              | Specific Heat Unit Enum              | Unit of specific heat.              |
| Volumetric heat generation | Volumetric Heat Generation Unit Enum | Unit of volumetric heat generation. |
| Convection coefficient     | Convection Coefficient Unit Enum     | Unit of convection coefficient.     |
| Density                    | Density Unit Enum                    | Unit of density.                    |

### Outputs

| Type                                                             |
| ---------------------------------------------------------------- |
| [Unit System](../../../../block-documentation/types/unit-system) |