Overview about the relationships between interface related concepts used in the SAF Functional/Logical Domain and the SAF Physical Domain

Concept	Documentation
Conceptual Context Element	Represents an abstract element in the given System Context on Conceptual Level, outside the SOI scope, interacting with the SOI.
Conceptual External System	A Conceptual External System in the Conceptual Domain, outside the SOI scope, interacting with the SOI. E.g., power grid, mobile network, fresh water system (in a house).
Physical Environment	The Physical Environment in the Physical Domain, outside the SOI scope, interacting with the SOI. E.g. air, dirt, sun, road.
Logical Context SOI_ Deprecated	Represents the Logical SOI in the System Context on Logical Level.
Physical SOI	Represents the Physical SOI on Physical Level.
Physical Context Element	Abstract element of a System Context on Physical Level, outside the SOI scope, interacting with the SOI.
Physical External System	The Physical External System in the Physical Domain, outside the SOI scope, interacting with the SOI. E.g. power grid, mobile network, fresh water system (in a house).
Conceptual Exchange Type	Specification for any type of conceptual item (energy, material, information, etc.) to be exchanged on Conceptual (Functional Architecture and Logical Architecture) Level. The Conceptual Exchange Type is agnostic to any realization on Physical Level.
allowing	Specifies the fact that a Conceptual Item Exchange is allowed on the Conceptual Connection.
typing	Specifies the fact that a Conceptual Exchange Type defines the type of a Logical Item Exchange.
typing	Specifies the fact that a Conceptual Exchange Type defines the type of a Conceptual Interaction Point Property.
realizing	Specifies the fact that a Conceptual Exchange Type is realized by Physical Exchange Types.
Physical Interaction Point Property	Specifies a detail of an interaction point on Physical Level.
applyingTo	Specifies the fact that a Conceptual Interaction Point applies to a Conceptual System.
Software Element	Pure Software Elements. Similarity with the V-Model "software unit".
defining	Specifies the fact that a Conceptual Interaction Point Definition defines the exchange capabilities of a Conceptual Interaction Point.
PIPPspecifyingDetailOfPIPD	Specifies the fact that a Physical Interaction Point Property is a detail of a Physical Interaction Point Definition.
PIPDdefiningDetailOfPIP	Specifies the fact that a Physical Interaction Point Definition defines the exchange capabilities of a Physical Interaction Point.
Physical Exchange Type	Specification for any kind of physical item (energy, material, information, etc.) to be exchanged on Physical Level. This is the realization of the specification made by System Domain Kinds.
typing	Specifies the fact that a Physical Exchange Kind defines the type of a Physical Item Exchange.
Conceptual Interaction Point	Specifies the existence of an interaction point on Conceptual Level.
typing	Specifies the fact that a Physical Exchange Kind defines the type of a Physical Interaction Point Property.
Physical Connection	Specifies the connection of two physical interaction points. Note: Connections between physical components indicate that item flows are passed from one output of a source component to one or more inputs of target components.
Conceptual Item Exchange	Specifies the exchange that is to take place on a connection of two interaction points on Conceptual Level.
PIPapplyingToPCE	Specifies the fact that a Physical Interaction Point applies to a Physical Context Element.
PCNallowingPIE	Specifies the fact that a Physical Item Exchange is allowed on the Physical Connection.
specifyingDetailOf	Specifies the fact that a Conceptual Interaction Point Property is a detail of a Conceptual Interaction Point Definition.
Physical Element	A composition of Hardware and Software Elements. Similarity with the V-Model segments and system. See [VXT].
PIPapplyingToAPE	Specifies the fact that a Physical Interaction Point applies to an Abstract Physical Element.
Physical Interaction Point	Specifies the existence of an interaction point on Physical Level.
Hardware Element	Pure Hardware Elements. Similarity with the V-Model "hardware unit".
Conceptual System	Describes a conceptual system as specification for an implementation of a system. It is used in both functional and logical architectures on any hierarchy level.
applyingTo	Specifies the fact that a Conceptual Interaction Point applies to a Conceptual Context Element.
Conceptual Interaction Point Definition	Specifies the exchange capabilities of an interaction point on Conceptual Level.
Physical Item Exchange	Specifies the exchange that is to take place on a Physical Connection.
Abstract Physical Element	Abstract element representing physical structure items keeping properties and relations applicable to all physical items.
Physical Interaction Point Definition	Specifies the exchange capabilities of an interaction point on Physical Level.
Conceptual Interaction Point Property	Specifies a detail of an interaction point on Logical Level.
Conceptual Connection	Specifies the connection of two interaction points on Logical Level. Note: Connections between logical components indicate that item flows are passed from one output of a source component to one or more inputs of target components.
Conceptual Environment	A Conceptual Environment in the Conceptual Domain, outside the SOI scope, interacting with the SOI. E.g., air, dirt, sun, road.
Conceptual User	The Conceptual User is the representation for a human in the Conceptual Domain, outside the SOI scope, interacting with the SOI.
Physical User	The Physical User is the representation for a human in the physical domain, outside the SOI scope, interacting with the SOI.
Physical Connector Compatibility	Specifies the fact that two Physical Interaction Point Definitions are compatible and how the Physical Interaction Point Properties are mapped.
PCCapplyingToPCN	Specifies the fact that a Physical Connector Compatibility Assertion shall apply to a Physical Connection.
PCCassertsCompatibiltyForPCPD	Specifies the Physical Interaction Point Definition the Physical Compatibility Assertion is valid for.
Physical Layer	Specifies a Physical Layer, usually used for communication.
Physical Layer Stack	Specifies a detail of an interaction point on Physical Level.
Physical Layer Ordering	Specifies an order among two physical layers. This order is valid within a Physical Layer Stack
PLOisValidInPLS	Specifies the fact that a Physical Layer Ordering is valid within a particular Physical Layer Stack.
PEKisAssignedToPL	Specifies the fact that a Physical Exchange Kind is assigned to a particular Physical Layer.
LIEboundedByPL	Specifies the fact that a Logical Item Exchange is constrained to be implemented on a particular Physical Layer.
LIEboundedByPLS	Specifies the fact that a Logical Item Exchange is constrained to be implemented on a particular Physical Layer Stack.
LCPboundedByPLS	Specifies the fact that a Logical Interaction Point is constrained to be implemented on a particular Physical Layer Stack.
PCPOverPCP	Specifies the fact that a physical interaction point communicates / transfers / flows / over an other physical interaction point. Used to define layered physical interfaces, and show layer relationships between interfaces.