Basic application functions, Miscellaneous – ProSoft Technology MVI46-103M User Manual

Page 179

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Reference MVI46-103M

♦ SLC Platform

IEC 60870-5-103 Master Communication Module

ProSoft Technology, Inc.

Page 179 of 187

September 12, 2006

<240> Read headings of all defined groups

<241> Read values or attributes of all entries in one group

<243> Read directory of a single entry

<244> Read value or attribute of a single entry

<245> General interrogation of generic data

<248>

Write

entry

<249> Write entry with confirmation

<250> Write entry with execution

<251> Write entry abort

7.9.22

Basic application functions

Test mode

Blocking of monitor direction

Disturbance data

Generic services

Private data (if ASDU type is supported by module)

7.9.23 Miscellaneous

Measurands are transmitted with ASDU 3 as well as with ASDU 9. As defined in
7.2.6.8, the maximum MVAL can either be 1,2 or 2,4 times the rated value. No
different rating shall be used in ASDU 3 and ASDU 9, that is, for each
measurand there is only one choice.

Measurand

Max. MVAL = rated value times

1,2

or

2,4

Current L

1

Current L

2

Current L

3

Voltage L

1-E

Voltage L

2-E

Voltage L

3-E

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