Prosoft-technology MVI69-HART Uživatelský manuál stáhnout pdf (Strana 91)

MVI69-HART ♦ CompactLogix Platform Reference

HART Multi-drop Master Communication Module User Manual

ProSoft Technology, Inc. Page 91 of 169

March 29, 2012

If Block Transfer Size = 240

Write Block

These blocks of data transfer information from the CompactLogix or MicroLogix

processor to the module. The structure of the output image used to transfer this

data is shown below:

Offset Description Length

0 Write Block ID 1

1 to n Write Data n

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. .

5.2.4 Command Control Blocks

Block identification codes greater than 9900 are utilized to perform special

functions in the module. Each control block recognized and used by the module

is defined in the following topics.

1 2 ... 86 87 88 89 90 91 92 93 94 95 96 ... 168 169

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Prosoft-technology MVI69-HART Uživatelský manuál Strana 91