ProSoft Technology MVI56-103M - Manual (Page 46)

Configuring the MVI56-103M Module MVI56-103M ♦ ControlLogix Platform
User Manual IEC 60870-5-103 Master Communication Module
Page 46 of 152 ProSoft Technology, Inc.
February 22, 2013
2.8.6 ASDU Type
This field contains the ASDU type code for the data contained in the message.
 1 = Time-tagged message (bit addressed with 2 bits/point)
 2 = Time-tagged message with relative time (bit addressed with 2 bits/point)
 3 = Measurands I (4 word values using word address using double-word
address)
 4 = Time-tagged measurands with relative time (1 float value)
 5 = Identification (12 characters using a byte address)
 9 = Measurands II (9 word values using word address)
 205 = Siemens meter data
2.8.7 Database Index
Database Index is the location in the module's database to use as the source for
the data in the command. Refer to Data Type for specific information on
addressing (page 41).
The data type field determines the meaning of the database index as follows:
Type Description DB Index type
6 Clock synchronization NA
7 General interrogation NA
20 General Command Bit address
2.8.8 Function Code
Code Definition
128 Distance protection
160 Overcurrent protection
176 Transformer differential protection
192 Line Differential protection
133 For SIEMENS ASDU type 205
255 Global function type
x User-defined
Note: The last item in the Function Code dropdown list is user-defined. If you select U SER D EFINED
from the dropdown list, a text box will appear below the list. You may enter any function code in
this text box that will be accepted by the destination slave.