ERTMS/ETCS DMI National Requirements

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1 ERTMS/ETCS DMI National Synopsis This document mandates requirements for ERTMS/ETCS Driver Machine Interface (DMI) equipment if a speed display in miles per hour is required and/or alphanumeric train running number entry is required. This document contains pages which contain colour Copyright in the s is owned by Rail Safety and Standards Board Limited. All rights are hereby reserved. No (in whole or in part) may be reproduced, stored in a retrieval system, or transmitted, in any form or means, without the prior written permission of Rail Safety and Standards Board Limited, or as expressly permitted by law. Members are granted copyright licence in accordance with the Constitution Agreement relating to Rail Safety and Standards Board Limited. In circumstances where Rail Safety and Standards Board Limited has granted a particular person or organisation permission to copy extracts from Railway Group Standards, Rail Safety and Standards Board Limited accepts no responsibility for, nor any liability in connection with, the use of such extracts, or any claims arising therefrom. This disclaimer applies to all forms of media in which extracts from s may be reproduced. Published by: Block 2 Angel Square 1 Torrens Street London EC1V 1NY Copyright 2012 Rail Safety and Standards Board Limited

2 Issue record Issue Date Comments One March 2012 Supports national deployment of the European Rail Traffic Management System (ERTMS). Superseded documents Supply This does not supersede any other Railway Group documents. The authoritative version of this document is available at Uncontrolled copies of this document can be obtained from Communications,, Block 2, Angel Square, 1 Torrens Street, London EC1V 1NY, telephone or enquirydesk@rssb.co.uk. Other Standards and associated documents can also be viewed at Page 2 of 23

3 Contents Section Description Page Part 1 Purpose and Introduction Purpose Introduction Approval and authorisation of this document 5 Part 2 Speed Dial Information Speed information Determination of display of mph or km/h Speed dial design Current train speed digital Release speed 13 Part 3 Data Entry Windows Train running number window Selection of type of train running number Numeric train running number entry Alphanumeric train running number entry Conversion from alphanumeric to numeric train running number Registration failure 19 Part 4 Application of this document Application - infrastructure managers Application - railway undertakings Health and safety responsibilities 20 Definitions 21 References 23 Figures Figure 1 Area for the speed dial 6 Figure 2 Speed dial for maximum speed display of 248 mph 8 Figure 3 Speed dial for maximum speed display of 155 mph 9 Figure 4 Speed dial for maximum speed display of 111 mph 11 Figure 5 Speed dial for maximum speed display of 87 mph 12 Figure 6 Train running number type selection window 15 Figure 7 Numeric train running number window 16 Figure 8 Alphanumeric train running number window 18 Page 3 of 23

4 Part 1 Purpose and Introduction 1.1 Purpose This document mandates requirements for European Rail Traffic Management System / European Train Control System (ERTMS/ETCS) Driver Machine Interface (DMI) equipment if a speed display in miles per hour (mph) is required and/or an alphanumeric train running number entry is required. 1.2 Introduction Background The European Rail Agency (ERA) has prepared a specification for the ERTMS/ETCS DMI. The specification is for a speed display in kilometres per hour (km/h) and entry of train running numbers in an all-numeric format Where compatibility with existing Great Britain (GB) operation is required, a speed display in mph and the capability to use alphanumeric train running numbers is needed GB requested the ERA to include the facility to display speed in mph and permit entry of alphanumeric train running numbers, but this was declined as the need is only relevant to a single European Member State and the ERA did not wish to mandate the functionality on all Member States. The ERA recommended GB to propose Specific Cases in the Control Command and Signalling Technical Specifications for Interoperability (CCS TSI) to address compatibility with GB operation in mph and the use of alphanumeric train running numbers This (RGS) has been prepared to support the Specific Cases in the CCS TSI. At the time of preparation the CCS TSI containing the Specific Cases and mandating the ERA ETCS DMI specification, ERA_ERTMS_015560, has not yet been published. However, providing early visibility of the requirements for a DMI, provided in accordance with the Specific Cases, is considered beneficial Principles Neither the provision of a speed display in mph nor the facility to enter alphanumeric train running numbers is mandatory. However, if either is to be provided, then the relevant requirements of this RGS apply The requirements and specific wording of parts of this RGS are based on ERA_ERTMS_ and are designed to be read in conjunction with that specification. This has resulted in wording that would not have otherwise been used in an RGS, but consistency with ERA_ERTMS_ is considered very important, to minimise the potential for misinterpretation The figures in this RGS present the layout for the touch screen DMI on the left or on top, and the soft key DMI on the right or on the bottom Related requirements in other documents The following s contain requirements that are relevant to the scope of this document: GE/RT8072 ERTMS National Identities Management Page 4 of 23

5 1.2.4 Supporting documents The following Railway Group documents support this : GE/GN8602 Guidance on 1.3 Approval and authorisation of this document The content of this document was approved by Control Command and Signalling (CCS) Standards Committee on 15 December This document was authorised by on 27 January Page 5 of 23

6 Part 2 Speed Dial Information 2.1 Speed information The ERA ETCS DMI specification, ERA_ERTMS_015560, assumes a speed display in km/h. A Specific Case in the CCS TSI permits a speed display in mph under certain circumstances. 2.2 Determination of display of mph or km/h The identity number of the country or region (NID_C) shall be used to determine when mph is displayed on the speed dial (section 2.3), and on the digital display (section 2.4) and for release speed (section 2.5). If mph is not specified, km/h shall be displayed. 2.3 Speed dial design This DMI object displays the speed dial The speed dial shall be displayed in area B0, as shown in Figure 1. Figure 1 Area for the speed dial The range of the speed dial shall be pre-configured onboard to one of the following possibilities: 0 mph to 248 mph. 0 mph to 155 mph. 0 mph to 111 mph. 0 mph to 87 mph The speed dial shall be circular and shall indicate speeds from 0 mph to the maximum value of the pre-configured onboard range The speed dial shall be composed of: a) Short or long speed indicator lines drawn radially, from the limit of B0 towards the centre of B0, at every 5 or 10 mph, as shown in Figures 2, 3, 4 and 5. Page 6 of 23

7 And b) Speed numbers attached to some speed indicator lines, positioned at the end of the related indicator line towards the centre of B0 and equally spaced from each other, as shown in Figures 2, 3, 4 and The length of the short speed indicator lines shall be 15 cells The length of the long speed indicator lines shall be 25 cells The width of the speed indicator lines shall be: a) One cell from 0 mph to 120 mph (inclusive). And b) Two cells from 130 mph to 240 mph (inclusive) The numbers and speed indicator lines shall be white The letters mph shall be shown on the speed dial in white, equidistant between the centre of area B1 and the centre of area B4 and in the same size font as the speed numbers, as shown in Figures 2, 3, 4 and The functions displayed in B1 and B2 shall use the mapping described below for the pre-configured onboard range For the 248 mph speed dial, see Figure 2. Page 7 of 23

8 Figure 2 Speed dial for maximum speed display of 248 mph Assuming that 0 degrees is vertically upwards from the centre, 0 mph shall be shown at an angle of -144 degrees, and 240 mph shall be shown at an angle of degrees, while mph is at an angle of +48 degrees Both segments from 0 mph to mph and from mph to 248 mph shall have linear mapping between speed and angles. Page 8 of 23

9 The speed dial with the 248 mph shall indicate the following numbers: 0, 20, 40, 60, 80, 100, 120, 160, 200 and 240. At each of the following positions: 0, 20, 40, 60, 80, 100, 120, 160, 200 and 240, a long speed indicator line shall be drawn. In between these lines, short speed indicator lines shall be drawn For the 155 mph speed dial, see Figure 3. Figure 3 Speed dial for maximum speed display of 155 mph Assuming that 0 degrees is vertically upwards from the centre, 0 mph shall be shown at an angle of -144 degrees, and 140 mph is at an angle of +116 degrees. Page 9 of 23

10 The segment from 0 mph to 140 mph shall have linear mapping between speed and angles The speed dial with the 155 mph shall indicate the following numbers: 0, 20, 40, 60, 80, 100, 120 and 140. At each of these displayed numbers, a long speed indicator line shall be drawn. In between these lines short speed indicator lines shall be drawn For the 111 mph speed dial, see Figure 4. Page 10 of 23

11 Figure 4 Speed dial for maximum speed display of 111 mph Assuming that 0 degrees is vertically upwards from the centre, 0 mph shall be shown at an angle of -144 degrees, and 110 mph is shown at an angle of +139 degrees The segment from 0 mph to 110 mph shall have linear mapping between speed and angles. Page 11 of 23

12 The speed dial with the 111 mph shall indicate the following numbers: 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100 and 110. At each of these displayed numbers, a long speed indicator line shall be drawn. In between these lines, short speed indicator lines shall be drawn For the 87 mph speed dial, see Figure 5. Figure 5 Speed dial for maximum speed display of 87 mph Page 12 of 23

13 Assuming that 0 degrees is vertically upwards from the centre, 0 mph shall be shown at an angle of -144 degrees, and 80 mph is shown at an angle of +121 degrees The segment from 0 mph to 80 mph shall have linear mapping between speed and angles The speed dial with the 87 mph shall indicate the following numbers: 0, 10, 20, 30, 40, 50, 60, 70 and 80. At each of these displayed numbers, a long speed indicator line shall be drawn. In between these lines short speed indicator lines shall be drawn. 2.4 Current train speed digital ERA_ERTMS_ applies in all respects for the current train speed digital display, except as shown below The units of speed (mph or km/h) used for the current train speed digital display in area B1 shall be the same as that used for the circular speed gauge. 2.5 Release speed ERA_ERTMS_ applies in all respects for the release speed display, except as shown below The units of speed (mph or km/h) used for the release speed digital display in area B6 shall be the same as that used for the circular speed gauge. Page 13 of 23

14 Part 3 Data Entry Windows 3.1 Train running number window If both numeric train running numbers and alphanumeric train running numbers are supported, the train running number type selection window shall be presented If the train running number type selection window is presented, the selection shall be made before a train running number entry window is available. 3.2 Selection of type of train running number The train running number type selection window shall comply with the requirements in chapter 9.3 of ERA_ERTMS_ for a window on half grid array containing a single input field with only the data part The window title shall indicate Train running number type The single input field shall be used for the entry/revalidation of the type of train running number The keyboard associated with the type of train running number shall be a dedicated keyboard displaying the Numeric and Alphanumeric Figure 6 shows the presentation of the train running number type selection window. Page 14 of 23

15 Figure 6 Train running number type selection window 3.3 Numeric train running number entry The Numeric train running number window shall comply with the requirements in chapter 9.3 of ERA_ERTMS_ for a window on half grid array containing a single input field with only the data part The window title shall indicate Train running number. Page 15 of 23

16 3.3.3 The single input field shall be used for the entry/revalidation of the train running number The keyboard associated with the train running number shall be a numeric keyboard Figure 7 shows the presentation of the Numeric train running number window. Figure 7 Numeric train running number window Page 16 of 23

17 3.4 Alphanumeric train running number entry The Alphanumeric train running number window shall comply with the requirements in chapter 9.3 of ERA_ERTMS_ for a window on half grid array containing a single input field with only the data part The window title shall indicate Train running number The single input field shall be used for the entry/revalidation of the train running number The keyboard associated with the train running number shall be an alphanumeric keyboard Figure 8 shows the presentation of the alphanumeric train running number window for operators using alphanumeric train running numbers. Page 17 of 23

18 Figure 8 Alphanumeric train running number window The format for an alphanumeric train running number shall be a seven character number, NANN NNN where N is a numeric digit (0 to 9 inclusive), A is an alphabetic character (A to Z inclusive) and there is a space displayed between the fourth and fifth characters. The alphabetic character A shall be shown in capital letters. Page 18 of 23

19 3.4.7 For numeric N fields the digits 0 to 9 (only) shall be selected directly on the DMI. No alphabetic character entries shall be presented in the window while the editing cursor is on an N field For the alphabetic A field the characters A to Z (only) shall be selected directly on the DMI. No numeric digit entries shall be presented in the window while the editing cursor is on the A field An alphanumeric train running number shall require the entry of seven characters in total When entering or displaying an alphanumeric train running number the ERTMS/ETCS DMI shall place a space between the fourth and fifth characters. 3.5 Conversion from alphanumeric to numeric train running number When an alphanumeric train running number has been entered, the number shall be converted by the following algorithms The first four characters of the alphanumeric train running number N 1 AN 2 N 3 are first converted to a decimal number P by the formula: where: P M = M N n(A) + 10.N 2 + N 3 n(a) maps the upper case alphabet to numbers in the range 0-25, that is, A = 0, B = 1 etc M is 0, 1 or Initially M shall be 0. The values 1 and 2 can be used for M to generate alternative numbers to resolve a conflict with another train having the same alphanumeric train running number (see section 3.6) A five-digit number, Q, is calculated by the following formula: Q M = (25007.P M )mod The train running number is then the concatenation of the number Q and the last three characters of the alphanumeric train running number, N 4 N 5 N Registration failure If the ERTMS/ETCS equipment determines that registration has failed due to duplication, the ERTMS/ETCS DMI shall automatically recalculate the train running number using the next incremental value of M and retry registration. Page 19 of 23

20 Part 4 Application of this document 4.1 Application - infrastructure managers There are no requirements applicable to infrastructure managers. 4.2 Application - railway undertakings Scope The requirements of this document apply to all new ERTMS/ETCS onboard assemblies Exclusions from scope There are no exclusions from the scope specified in for railway undertakings General compliance date for railway undertakings This comes into force and is to be complied with from 02 June After the compliance dates or the date by which compliance is achieved, if earlier, railway undertakings are to maintain compliance with the requirements set out in this. Where it is considered not reasonably practicable to comply with the requirements, authorisation not to comply should be sought in accordance with the s Code Exceptions to general compliance date There are no exceptions to the general compliance date specified in for railway undertakings. 4.3 Health and safety responsibilities Users of documents published by are reminded of the need to consider their own responsibilities to ensure health and safety at work and their own duties under health and safety legislation. does not warrant that compliance with all or any documents published by is sufficient in itself to ensure safe systems of work or operation or to satisfy such responsibilities or duties. Page 20 of 23

21 Definitions Note: Many of these definitions are reproduced from ERA_ERTMS_015560, which contains further information about the design of the ERTMS/ETCS DMI. Cell A basic unit to define the shape of DMI objects and the proportions of areas. Depending on the resolution of the total image display area, a cell can consist of one or more pixels. Display area A zone displaying a piece of visual information and defined by a size (in cells) and a position relative to the positions of the other display areas. It is more commonly named area in this specification. DMI Driver Machine Interface. ERTMS European Rail Traffic Management System. ERTMS/ETCS ETCS part of ERTMS. ETCS European Train Control System. ERTMS/ETCS DMI The full interface between the driver and the ERTMS/ETCS onboard equipment containing all inputs and outputs (for example, visual, audible, keys, buttons, etc). Grid array An area grid pattern on the total image display area consisting of cells, which results in a visual appearance of information in certain proportions. Input field An object shown to the driver to echo entered data. It is composed of a label part giving the topic of the data and of a data part showing the data itself. Label The presentation of information in graphical form, or text indication on a button or associated with an input field. Soft key A context-dependent key which consists of a hard key with an associated label on the total image display area. Specific Case A provision made in a TSI to deal with particular circumstances prevailing in a particular Member State. Touch screen The display area when used for the driver s inputs by means of programmable sensitive areas. Page 21 of 23

22 Window A presentation of objects, text messages, input fields and/or buttons related to a single topic. Page 22 of 23

23 References The Catalogue of s and the s DVD give the current issue number and status of documents published by. This information is also available from RGSC 01 s Code Documents referenced in the text s GE/RT8072 ERTMS National Identities Management documents GE/GN8602 Guidance on Other references ERA_ERTMS_ ETCS Driver Machine Interface, European Rail Agency, v3.2.0, 22 December 2010 Other relevant documents s GE/RT8082 Other references CCS TSI CR CCS TSI HS CCS TSI Subset-026 GSM-R Cab Mobile, Great Britain Open Interface (Rapid Response) Control, Command and Signalling TSI as adopted by European Commission on 25 January 2012 Note, at time of writing the Commission reference and publication is awaited. The TSI is in force six months after its notification to Member States. The most recent published versions are the CR CCS TSI and the HS CCS TSI as detailed below. Conventional Rail Control, Command and Signalling TSI, 2006/679/EC & 2007/153/EC (Annex A), L284, , p1 & L67, , p13 High Speed Control, Command and Signalling TSI, 2006/860/EC & 2007/153/EC (Annex A), L342, , p1 & L67, , p13 ERTMS/ETCS Class 1 System Specification, v2.3.0, ERA, 24 February 2006 Page 23 of 23