User Manual
Chapter 3
GFK-2849A
Oct 2019
Configuration
74
Figure 77
3.7.2
Data Type Mapping
–
IEC 61850
The data type mapping between the IEC 61850 data types and data types supported in
Machine Edition is provided in the following table.
IEC 61850 Standard
Machine Edition
Data Type
Size (Bytes)
Data Type
Size (Bytes)
BOOLEAN
0,1 (bits)
INT
2(LSBit usable)
INT32
4
DINT
4
INT32U
4
DWORD
4
INT8
1
INT
2(LSB usable)
FLOAT32
4
REAL
4
OCTET / VISIBLE /
UNICODE
STRING nn
nn
BYTE
32
INT8U
1
UINT
2(LSB usable)
INT16
2
INT
2
INT16U
2
UINT
2
INT24U
3
DINT
4
INT64
8
DINT(2)
8