ProSoft Technology PLX8X-MNET-61850 - Manual (Page 52)

ProSoft 61850 Configuration Manager PLX8x-MNET-61850 ♦ Communication Gateway
User Manual Modbus TCP/IP to IEC 61850
Page 52 of 228 ProSoft Technology, Inc.
May 14, 2014
PLX S TART MB A DDRESS : This is the address in the ProSoft gateway where this
data can be found.
T AG N AME : This is the tag name for this IEC-61850 Data Attribute, as named
automatically by ProSoft 61850 Configuration Manager, or optionally changed by
the user in the IEC 61850 Mapping Tool window.
S IZE : This is the size, in words, of the data. Please see the following chart, giving
the mapping of the IEC-61850 data types to Modbus.
IEC 61850 Data Type Number of Modbus
Words Modbus Data Type for
Unity Pro Size in Unity
Pro
BOOLEAN 1 INT 1
INT8 1 INT 1
INT16 1 INT 1
INT24 2 INT 2
INT32 2 INT 2
INT128 Not Supported Not Supported Not Supported
INT8U 1 INT 1
INT16U 1 INT 1
INT24U 2 INT 2
INT32U 2 UDINT 1
FLOAT32 2 REAL 1
FLOAT64 Not Supported Not Supported Not Supported
Enum 1 INT 1
Dbpos 1 INT 1
Tcmd 1 INT 1
Quality 1 INT 1
Timestamp 4 INT 4
VisString32 51 INT 51
VisString64 51 INT 51
VisString255 51 INT 51
Octet64 32 INT 32
EntryTime 2 INT 2
Unicode255 51 INT 51
BitString 1 INT 1
Check 1 INT 1
When you choose E XPORT P ROCESSOR F ILES , ProSoft 61850 Configuration
Manager will prompt you for a location for three new files.
 A Variable file (.xsy) , which contains Tag Names and Data Types
 A Function Block file (.xfm), which is only exported for Quantum, Premium, or
M340 device types (not used with the generic Modbus Device option)