Rockwell Automation 1769-SDN Compact I/O DeviceNet Scanner Module User Manual - Manual (Page 148)

Publication 1769-UM009E-EN-P - August 2009
Glossary 148
Dual Mode
The scanner module is in Dual mode when it serves as a master to one or
more slaves and as a slave to another master simultaneously.
Electronic Data Sheet (EDS)
A vendor-supplied template that specifies how information is displayed as well
as what is an appropriate entry (value).
Explicit Messaging
A type of messaging used for lower priority tasks, such as configuration and
data monitoring.
Heartbeat Rate
Devices that are configured for change of state data will send data at this rate if
no data change occurs.
Host Platform
The computer on which the application software is run.
I/O
Input and output modules
Input Data
Data produced by a DeviceNet device and collected by the scanner module for
the host platform to read.
MAC ID
The network address of a DeviceNet node. Also referred to as node address.
Multicast
Used when describing a strobe message.