The MotionDeviceSystemType as a subtype of the ComponentType (OPC UA for Devices) is used as the root object representing the motion device system with all its subcomponents, see Figure 10.
Figure 10 – OPC Robotics top level view
Figure 11 shows the main objects and the relations between them in an abstract view.
In Part 1 in general all variables and properties are read only unless stated otherwise in the description. A vendor can decide to provide variables or properties as writeable by client side as well.