Rockwell Automation 1769-SDN Compact I/O DeviceNet Scanner Module User Manual - Manual (Page 119)

Publication 1769-UM009E-EN-P - August 2009 119
Use the 1769-SDN Scanner Module with MicroLogix Controllers Chapter 7
Service The DeviceNet network uses services to provide specific messaging
functions. A number of standard services with their corresponding
parameters have been preconfigured for ease of use.
If you need to use a service that is not available, select one of the
generic services. The generic service lets you enter specific service
code parameters. Information on what services a target device
supports is usually provided in the device’s documentation.
Field Definition