gefran EXP-DN-BDI-VDI Instruction Manual page 16

The said object can be classified into 3 parts:
• Managing class
Connection class
•
• Application class
4.2.1 Managing class
Define the data and function of the device should be supported by all the equipments in the
net.
Identity object class
•
Identity object (class code: 01hex) provides identification of and general information about
the device. Such as vendor id, device type, device code, it also include device status, series
number, slaver name.
Router object class
•
Router object (class code: 02hex) provides a messaging connection point through which a
Client may address a service to any object class or instance residing in the physical device.
4.2.2 Connection class
Define the message transmission in net.
Devicenet object class
•
All net devices must be support devicenet object (class code: 03hex). It provides the
configuration and status of a DeviceNet port. DeviceNet product must support one (and only
one) DeviceNet object per physical connection to the DeviceNet communication link.
Connection object class
•
All net devices must support at least one object instance. It provides operation net data
by IO message or explicit message, producer/consumer data router and length.
4.2.3 Application class
Define the certain data and function of the equipment (application object, parameter
object, and assemble object).
Application object class
•
Extend object (class code: 28hex、2Ahex、65hex、66hex) provides the parameters of
Inverter, it can be used in automation project.
Assemble object class
•
Assemble object (class code: 04hex) allocates and manages the internal resources
associated with both I/O and Explicit Messaging Connections.
EXP-DN-BDI-VDI User Manual V01 pag. 13