News from the Protocol Standards Association.

4-Nov-2024 3S IoT Actuator enhanced to include the WITS-DNP3 Protocol

Together with our UK partner Smart Actuation Limited, 3S antriebe GmbH are happy to announce that have we have registered our 3S IoT actuator as a self-certified WITS DNP3 device with the the WITS Protocol Standards Association.

The 3S IoT actuators are designed especially for remote applications. They are typically battery powered and connect to SCADA vie the 4G LTE network as shown in the high level image below.

By |2024-11-04T14:16:13+00:00November 4th, 2024|News, PSA News|0 Comments

19-Dec-2023 New Honorary Member – Simon Harrison

Simon has been a Member of the PSA since its inception back in 2003. He was then our member for Anglian Water, who were one of our founder members.

Since then he has been active within the Association, becoming chairman on more than one occasion. His contribution to the successful development of the WITS-DNP3 protocol has been considerable.

We the Association would like to recognise this by making Simon an Honorary Member.

Simon is now acting as an […]

By |2023-12-19T16:53:42+00:00December 19th, 2023|PSA News|0 Comments

23 May 2023 Compliance Manual Rev 2.9

A new revision of the WITS Compliance Manual has been issued – Revision 2.9 It can be found in the Members library.

The main changes are in section 3 – the requirement for checks on testing records by the Technical Sub-Group has been removed.

An additional appendix B has been added:

 APPENDIX B –Conformance Confirmation Pro Forma

The following section is provided as a checklist of the key information that a Vendor must complete/submit in […]

By |2023-05-23T11:52:33+01:00May 23rd, 2023|Certification, PSA News|0 Comments

20-2-20 Changes to PSA Committee

Overview

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 per […]
By |2020-11-23T20:57:48+00:00July 10th, 2020|News, 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 |2020-11-23T20:59:10+00:00March 2nd, 2020|PSA News|0 Comments

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

Introduction

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 the […]

By |2020-11-23T20:59:26+00:00February 5th, 2020|News, PSA News|0 Comments

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

Introduction

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, the […]

By |2020-11-23T20:59:37+00:00June 4th, 2019|News, PSA News|0 Comments

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 WITS-DNP3 […]

By |2020-11-23T20:59:45+00:00April 30th, 2019|News, PSA News|0 Comments
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