WITS Release Log

The following table tracks the history of WITS Protocol releases and associated Technical Bulletins (updated April 2016).

Current version : 3.0

 

WITS-DNP3 Version

Document Release Pack Device Profile Version Log File Version IC version

Functionality

3.0

7 (covering SAv2 and SAv5) 1.6 4

5

  • Added details of incident logging and reporting significant changes of value
  • Added details of optimised use of the protocol
  • Merged the notes back t0 a single stream covering SAv2 and SAv5
  • Merged the latest DNP device attributes into the WITS-DNP3 protocol
  • Added clarification notes to the Device Profile

2.1

6-SAv5 1.5 (with updates Jan 2015) 3

4

  • Added details to support High Speed Sampled Data configuration and log retrieval
  • Added functionality for counter reset after periodic logging

·         Minor document corrections

2.0 1.4 (with updates Jan 2015) 2 3
  • Added details to support DNP3 Secure Authentication version 5

·         Minor document corrections

1.3

6-SAv2 1.5 (with updates Jan 2015) 3

4

  • Added details to support High Speed Sampled Data configuration and log retrieval
  • Added functionality for counter reset after periodic logging

·         Minor document corrections

1.2

1.4 (with updates Jan 2015) 2

3

  • Added Control Profile functionality and the associated new IC record
  • Additional HCDS bit to show local IC change
  • Added “end of period” action to IC for integral, state runtime and state counter points
  • Added “end of period” reason to WITS quality attribute in logs and data sets

·         Minor document corrections

1.1

1.3 (with updates Jan 2015) 1

2

Base functionality after completing interoperability testing by the founder members and:

·         Change to the units of time on the scheduled call IC record