Drive alarms/messages
300 000 - 399 999
General drive alarms
Drive alarms (Page 509)
PLC alarms/messages
400 000 - 499 999
General PLC alarms
PLC alarms (Page 521)
2.3
Notes on the PLC interface signal address representation
Currently, PLC interface signal addresses are represented by the V structure on the HMI while
the manual shows them by the DB structure.
See the following table for the relationship between the two representations.
V Structure
DB Structure
Access
Example
Example
Access
Bit
V38000002.1
DB3800.DBX2.1
Bit
Byte
VB38000002
DB3800.DBB2
Byte
Word
VW38000002
DB3800.DBW2
Word
Double Word
VD38000004
DB3800.DBD4
Double word
Introduction
2.3 Notes on the PLC interface signal address representation
Diagnostics Manual
Diagnostics Manual, 06/2015, 6FC5398-6DP10-0BA2
11