Connections
Functional connectivity exists when
・two functional connectors are joined in a connection
・two line segment terminations are joined in a connection
・a functional connector and line segment termination are joined in a connection.
Physical connectivity exists when
・two physical connectors are joined in a connection.
..May occur within a plant item assembly, e.g., piping run.
・physical connectors may not be joined with functional connectors or line segment terminations.
