Introduction
9.Operation with
10.Power taps that allow the connection of several power supplies from multiple vendors that comply with DeviceNet standards
11.
12.Power available along the bus: both signal and power lines contained in the trunk line
DeviceNet Messaging and Communications
Master/Slave Relationship
ODVA defines a DeviceNet Master as:
The device that gathers and distributes I/O data for the process controller. A Master contains a scan list it uses to poll slave devices.
ODVA defines a DeviceNet Slave as:
The slave returns I/O data to its Master when it is polled. With respect to the network, the Slave is a Group 2 Server or a Group 2 Only Server.
3
