Rockwell Automation 1794-OB16D FLEX I/O Diagnostic Modules User Manual - Manual (Page 46)

Publication 1794-UM061A-EN-P - July 2006
44 Configuring Modules for Communication on a Remote I/O Network
5. Define the Block Transfer Configuration Tab parameters
Message Configuration Parameters - Block Transfer Read or Write
In This Field: Do the following:
Message Type Select Block Transfer Read or Block Transfer Write from the pull-down menu. The fields for the screens
change based on the type of message you choose.
Number of Elements Define the number of 16-bit integers to transfer. The value entered in this field is determined by the type
of module you are using. The value range is 0 to 64.
Block Transfer Read Screen
Destination Element Use the pull-down menu to select a tag to place the data from the read transfer into (i.e. browse to a tag)
or, click on New Tag to create a tag for data that is read from module to be placed into. When creating a
new tag be sure to select Controller scope and assign Integer (INT) as the data type.
Block Transfer Write Screen
Source Element Use the pull-down menu to select the tag in the controller that contains data to transfer to the I/O module
(i.e. browse to a tag) or, click on New Tag to create the tag for the controller where data is placed to be
transferred to the I/O module. When creating a new tag, be sure to select Controller as the scope and
assign Integer (INT) as the data type.
A. Define the following message configuration
fields:
• Message Type
• Number of Elements
• Destination Element or New Tag (Block
Transfer Read only)
• Source Element
(Block Transfer Write only)
Refer to the Message Configuration
Parameters - Block Transfer Read or Write
table below for additional information.
B. Click on the Communication tab.