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ProSoft Technology MVI56E-61850S User Manual

Page 29

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MVI56E-61850S ♦ ControlLogix Platform

Contents

IEC 61850 Server Communication Module

User Manual

ProSoft Technology, Inc.

Page 29 of 81

September 4, 2014

Name

Description

Data Object

This value identifies the 61850 data object (DO) instantiated from a 61850 CDC to
which the data point is mapped.
The data object number has to be set within a specific range according to its data type:
BOOL: 100000 to 109999
SINT: 200000 to 209999
INT: 210000 to 219999
DINT: 220000 to 229999
REAL: 300000 to 309999
FLOATDB: 350000 to 359999 (50 points maximum)

Data Type

Type of the data as it resides in the internal database.
BOOL: Boolean / Bit
SINT: (Signed-8 bits) / Byte
INT: (Signed-16 bits) / Word
DINT: (Signed-32 bits) / Double word
REAL: (32-bit floating) / Double word
FLOATDB: (32-bit floating) / Double word deadbanded

DB Value Offset

The offset of the data point value in the internal database. The database addressing
value is interpreted according to the data type as follows:

BOOL: Boolean addressing
SINT: Byte addressing
INT: Word addressing
DINT: Double-word addressing
REAL: Double-word addressing
FLOATDB: Double-word addressing

Specify -1 if the associated status data attribute is not to be mapped.

DB Quality Offset The offset (in bytes) of the corresponding quality byte in the internal database, which

must reside in the same backplane block (240-word block) as the status value itself.
The database is transferred from the processor to the module in blocks of 240 words.

As the quality information is tightly linked to the actual status value data, the module
must receive them both simultaneously in order for them both to be correctly
processed. If the status point has no associated quality information in the processor,
therefore no quality byte is to be delivered, specify as -1.

Min

*Only applicable for FLOATDB type.
The minimum valid value of the instantaneous analog value, delivered from the
processor to the 61850 data attribute. If the received status value from processor is less
than configured minimum value, the module will set the Out of Range quality flag.

Max

*Only applicable for FLOATDB type.
The maximum valid value of the instantaneous analog value, delivered from the
processor to the 61850 data attribute. If the received status value from processor is
greater than configured maximum value, the module will set the Out of Range quality
flag.

Deadband Width *Only applicable for FLOATDB type.

The deadband width, as parts per 100,000 of the extent "Max"-"Min" of the valid range.
The actual width, in the engineering units of the analog input is set by: DbWdth *
[(Max-Min)/100000]

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