Prosoft-technology MVI69-DNPSNET Manuale Utente Scaricare il pdf (Pagina 72)

MVI69-DNPSNET ♦ CompactLogix or MicroLogix Platform Reference

Distributed Network Protocol Interface Module

Page 72 of 119 ProSoft Technology, Inc.

November 3, 2008

If Block Transfer Size = 240:

Write Block

These blocks of data transfer information from the CompactLogix or MicroLogix

processor to the module and source the input (monitored) data to be used by the

remote client. The structure of the output image used to transfer this data is

shown in the following table.

Offset Description Length

0 Write Block ID 1

1 to n Write Data n

where n = 60, 120, or 240 depending on the Block Transfer Size parameter (refer

to the configuration file).

The Write Block ID is an index value used to determine the location in the

module's database where the data will be placed.

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Prosoft-technology MVI69-DNPSNET Manuale Utente Pagina 72