2-Sep-2016 WITS Expo 2016

-> Expo Teaser Video

WITS History

WITS was formed in 2003 with the aim of developing a single telemetry protocol allowing any Field Device to connect to any Master System. Seven years later WITS-DNP3 protocol development was completed and to date some 8,400 outstations have gone into service across five UK water companies.

Management of the new protocol was handed over to the WITS Protocol Standards Association (PSA) in 2010 and an elected group of volunteer […]

02-Sep-2016 Anglian Water Services Awards WITS-DNP3 Outstation Frameworks

Anglian Water Services has awarded five year frameworks for the supply of WITS-DNP3 outstations to multiple vendors. The frameworks cover the supply of telemetry outstations for the following asset types –

  • Lot 1: Compact data logger/outstation suitable to monitor infrastructure assets e.g. District Metering, Pressure and CSO’s
  • Lot 2: Compact outstation for monitoring small non-infrastructure assets e.g. Private Pumping Stations
  • Lot 3: Expandable outstation for monitoring medium to large infrastructure assets e.g. Water and […]

02-Sept-2016 Revised version of PSA Constitution published

Version 1.7 of the PSA Constitution has been published. Section 4.5 “Actions in the event of death or resignation of a Committee member” has been revised.

See website page “The PSA” to download the revised Constitution.

By |September 2nd, 2016|News, PSA News|0 Comments|

01-Sep-2016 DNP3 Technical Bulletin TB2016-003 – Information for WITS members

The publication

The DNP User Group published the following news on June 7th 2016:

The DNP Technical Committee has released the following Technical Bulletin (TB):

  • TB2016-003 Updated Subset Parsing Tables

The TB (dated May 18th 2016) describes the master station requests and outstation responses that are implemented by devices conformant to the various DNP subset levels. The details existing in the current DNP3 standard (IEEE 1815‑2012) have been reformatted to improve comprehension. The new tables also contain the […]

01-Sep-2016 DNP3 Technical Bulletin TB2016-002 – Information for WITS members

The publication

The DNP User Group published the following news on May 27th 2016:

The DNP Technical Committee has released the following Technical Bulletin (TB):

  • TB2016-002 Addressing Deficiencies in DNP3-SAv5

The TB (dated May 18th 2016) describes a number of interoperability problems and vulnerabilities identified in Secure Authentication version 5 procedures (SAv5). Some of the deficiencies and vulnerabilities can be corrected with explanations about how to use the SAv5 functions (which may result in code changes to […]

01-Sep-2016 DNP3 Technical Bulletin TB2016-001 – Information for WITS members

The publication

The DNP User Group published the following news on March 2nd 2016:

As a result of Vote2016-01 (where User Group members gave a positive vote for a document change), the DNP Technical Committee has released the following Technical Bulletin (TB):

  • TB2016-001 Update of Internal Indications 2.0, 2.1, and 2.2

The TB (dated March 2nd 2016) describes the expected behaviour of an outstation when it receives a read request for data that it does not have.

How does this […]