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Ladder Logic
MVI56E-MNETR ♦ ControlLogix Platform
User Manual
Modbus TCP/IP Interface Module with Reduced Data Block
Page 80 of 175
ProSoft Technology, Inc.
June 14, 2011
3.1
MNETRMODULEDEF
All data related to the MVI56E-MNETR is stored in a user defined data type. An
instance of the data type is required before the module can be used. This is done
by declaring a variable of the data type in the
C
ONTROLLER
T
AGS
E
DIT
T
AGS
dialog box.
The following table describes the structure of the object.
Name
Data Type
Description
DATA
MNETRDATA (page
81)
These objects hold data to be transferred
between the processor and the MVI56E-
MNETR module
STATUS
MNETRSTATUS
(page 82)
This object views the status of the module.
CONTROL
MNETRCONTROL
(page 84)
This object contains the data structure required
for the processor to request special tasks from
the module
UTIL
MNETRUTIL (page
87)
This data object stores the variables required
for the data transfer between the processor
and the module.
This object contains objects that define the configuration, user data, status and
command control data related to the module. Each of these object types is
discussed in the following topics of the document.