20-2-20 Changes to PSA Committee


This document details changes to the WITS PSA Committee as currently detailed in the WITS constitution document. The changes are made to address the following concerns in the current running of WITS:

  • The current PSA Committee members recognise that the purpose activities and objectives as defined in the Constitution are not being met through the current structure. The principal reason for this is that the elected members do not always fulfil their duties as […]
By |July 10th, 2020|News, PSA News|0 Comments|

3-June-2020 Servelec Technologies has changed its name to Ovarro

Member Servelec Technologies has recently combined with Primayer and changed its joint name to Ovarro. For further details see their website at https://www.ovarro.com/ or at https://smartwatermagazine.com/news/servelec-technologies/ovarro-servelec-technologies-and-primayer-unite-under-one-brand-and-one


By |June 3rd, 2020|PSA News|0 Comments|

02-03-2020 Updated WITS Compliance Manual Published

The WITS Compliance Manual is issued as a guide for producing and maintaining WITS Compliant Devices. It was noticed that some of the content needed updating and rationalising.

The WITS Technical team have gone through the Compliance Manual and have updated and revised the content to version 2.8 which has now been published.

You can find the new Compliance Manual rev 2.8 on the website in the Members Library.

By |March 2nd, 2020|PSA News|0 Comments|

20-Nov-2019 A Report on the WITS Plugfest of November 2019


The Plugfests are a great way for vendors to test out their WITS devices’ latest firmware release against the current WITS compliant Master Stations, whilst also allowing users of the WITS devices to come along and see some of this testing first hand. Previous Plugfests had been held in places such as Durham, Nottingham, Reading and Warrington, but the most recent Plugfest was held at Northern Irelands National Football Stadium – Windsor Park on […]

03-Jun-2019 A report on the WITS PlugFest of May 2019


On Tuesday 14th May 2019 at Lingley Mere Business Park near Warrington, WITS held another WITS Protocol plugfest. The event was kindly hosted by Jim Blower of United Utilities. This plugfest followed the October 2018 plugfest which was hosted by Russ Wheedon of Thames Water; you can read more on that plugfest here. In a similar fashion to the October meeting, a WITS User Meeting was planned for Wednesday 15th May, […]

25-Apr-2019 WITS Forum Replacement

A change to WITS members’ interactions

The WITS forum is being retired in favour of using Slack

During the rollout and continued maintenance of the WITS-DNP3 protocol, the WITS-PSA introduced a forum to WITS. The forum is a website which allows members to post and read messages, also providing email notifications when new messages are posted.

The forum was heavily used by the WITS technical teams for the review and update of the Technical Bulletins which drove […]

03-Mar-2019 When WITS is not WITS

WITS is not WITS?

When the original development of the WITS-DNP3 protocol was underway, some thought went into the selection of the WITS abbreviation so that we would not clash with other uses, which might be in the same area. In those days WITS stood for Water Industry Telemetry Standards, as the development of that early protocol was led by the UK Water Industry. Since then we have seen increased interest from […]

16-Oct-2018 WITS-IoT Protocol published at version 1.0

Executive Summary

WITS-IoT is a new protocol from the WITS PSA (Protocol Standards Association). WITS-IoT is aimed at lower power, less expensive devices and provides an application layer veneer on standard IoT technology. Although the application level functions provided by the protocol stem from its inception in the UK Water industry, it is broadly applicable to general telemetry within the entire Industrial Internet of Things (IIoT). So, for example, the protocol functions include reading […]

11-Oct-2018 A report on the WITS Plugfest of October 2018


On Tuesday 9th October 2018 at the Green Park Conference centre in Reading, WITS held another WITS-DNP3 Protocol plugfest. The event was kindly hosted by Russ Wheadon of Thames Water. This plugfest built on the success of the January 2018 plugfest which was hosted by Jerry Trowbridge of Northumbrian Water; you can read more on that plugfest here. In a similar way to the January meeting, a WITS User Meeting was […]

By |October 11th, 2018|News, PSA News|1 Comment|

28-Sep-2018 SCADA World Summit: WITS Presented

The 8th SCADA World Summit 2018, London, May 7-10

The SCADA World Summit series of conferences are held in different parts of the world. Jim Baker, a WITS Governance Committee member and member of the DNP3 Technical Committee, was invited to present at the 2018 conference in London.

Jim’s presentation comprised two parts: the first part was a workshop on the development of the WITS protocol culminating in the WITS-IoT project. This was received well […]

By |September 28th, 2018|News, PSA News|0 Comments|