Allen-Bradley 1756-DHRIO - Increasing Unconnected Message Buffer Set-Up; Increasing Unconnected Message Buffer Source Data

Publication 1756-UM514B-EN-P - February 2003
Application Guidelines and Tips C-5
Increasing Unconnected Message Buffer Set-Up
Set up the message as shown below
Increasing Unconnected Message Buffer Source Data
The source array tag needs to have data manually placed into some of
the locations. Set element #4 to the value desired of the UCB. The
other values cannot be varied. The screen is shown below.