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INSTALLATION AND INSTRUCTION
VITAL INTERFACE UNIT 20 INPUTS /
OUTPUTS (VIU-20) A80515
SEPTEMBER 2012 (REVISED OCTOBER 2019)
DOCUMENT NO. SIG-00-07-11
VERSION B.2
Siemens Mobility, Inc.
700 East Waterfront Drive
Munhall, Pennsylvania 15120
1-800-793-SAFE
www.usa.siemens.com/rail-manuals
Copyright © 2012 - 2019 Siemens Mobility, Inc.
All rights reserved
PRINTED IN U.S.A.
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Summary of Contents for Siemens VIU-20
- Page 1 VITAL INTERFACE UNIT 20 INPUTS / OUTPUTS (VIU-20) A80515 SEPTEMBER 2012 (REVISED OCTOBER 2019) DOCUMENT NO. SIG-00-07-11 VERSION B.2 Siemens Mobility, Inc. 700 East Waterfront Drive Munhall, Pennsylvania 15120 1-800-793-SAFE www.usa.siemens.com/rail-manuals Copyright © 2012 - 2019 Siemens Mobility, Inc. All rights reserved PRINTED IN U.S.A.
- Page 2 Any person or entity that relies on translated information does so at his or her own risk. WARRANTY INFORMATION Siemens Mobility, Inc. warranty policy is as stated in the current Terms and Conditions of Sale document. Warranty adjustments will not be allowed for products or components which have been subjected to abuse, alteration, improper handling or installation, or which have not been operated in accordance with Seller's instructions.
- Page 3 - - - - - Added RC2 Programming Info to Appendix A 9-12-12 Updated per inspection VS2-F284 Apr 2014 Convert to Siemens Format Oct 2019 Added additional Cautions, Warnings, and Notes 2, 5, and 7 SIG-00-07-11 SEPTEMBER 2012 (REVISED OCTOBER 2019)
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Page 4: Table Of Contents
Table of Contents Section Title Page SECTION 1 ..............................1-1 INTRODUCTION ..........................1-1 GENERAL ............................ 1-1 APPLICATIONS ........................... 1-1 1.2.1 Wayside Interface Application ..................1-2 1.2.2 PTC Hand Throw Switch Monitoring Application ............1-3 SYSTEM DATA LOGS ........................ 1-3 1.3.1 Event Log ........................ - Page 5 HOW SIGNALS AND SWITCHES ARE MAPPED TO VITAL INPUTS ........4-4 SAMPLE ASPECT CODES DECODED BY VIU ................. 4-6 PROCEDURE FOR CALCULATING A NEW UCN ..............4-7 CONFIGURE A VIU-20........................ 4-8 PLACE A VIU-20 IN OPERATION .................... 4-10 SECTION 5 ..............................4-1 WAYSIDE INTERFACE APPLICATION ..................5-1 INTRODUCTION ......................... 5-1 WAYSIDE INTERFACE SYSTEM ....................
- Page 6 5.2.4 Typical Wayside Interface System Interconnect Diagram (Single VIU) ...... 5-4 5.2.5 Typical Wayside Interface System Interconnect Diagram (Multiple VIUs) ....5-5 SECTION 6 ..............................5-1 DIAGNOSTIC TERMINAL (DT) SOFTWARE ................. 6-1 INTRODUCTION ......................... 6-1 DT TO VIU INTERFACE ......................6-1 DT PROGRAM STARTUP ......................
- Page 7 7.3.4.2 Encrypted HMAC Key ....................7-11 7.3.4.3 RC2 Key........................7-11 7.3.4.4 Message Version ....................... 7-11 7.3.4.5 EMP Header Source Address ................... 7-11 7.3.4.6 EMP Header Destination Address ................7-11 7.3.4.7 EMP Timed Beacon TTL ................... 7-12 7.3.4.8 EMP WIU Status Response TTL ................7-12 7.3.4.9 EMP Timed Beacon QOS ..................
- Page 8 7.3.9.4 Data Bits (Laptop tab) ....................7-23 7.3.9.5 Stop Bits (Laptop tab) ....................7-23 7.3.9.6 Protocol (Laptop tab) ....................7-23 7.3.9.7 Baud Rate (Port One tab) ..................7-23 7.3.9.8 Flow Control (Port One tab) ..................7-24 7.3.9.9 Parity (Port One tab) ....................7-24 7.3.9.10 Data Bits (Port One tab) ....................
- Page 9 7.6.3 Reports ........................7-39 7.6.4 Config Report ......................7-40 7.6.5 Version Report ......................7-42 SECTION 8 ..............................7-1 MAINTENANCE AND TROUBLESHOOTING ................8-1 MAINTENANCE ........................... 8-1 8.1.1 Battery Maintenance ....................8-1 8.1.2 Uploading Software To The VIU From A USB Drive ........... 8-1 8.1.3 Downloading Event and Diagnostic Logs From The VIU to a USB Drive ....
- Page 10 LIST OF FIGURES Section Title Page Figure 1-1 VIU Used in Wayside Interface Application ................1-2 Figure 1-2 VIU Used in PTC Hand Throw Switch Monitoring Application ..........1-3 Figure 1-3 VIU User Interface and Connector Locations ................. 1-6 Figure 1-4 Keypad Quick Access Keys ....................1-9 Figure 1-5 Main Menu Navigation ......................
- Page 11 Figure 7-1 Establishing WEB U/I Setup Parameters ................7-1 Figure 7-2 Internet Explorer URL Line ..................... 7-2 Figure 7-3 VIU Web Browser Login Screen ..................... 7-2 Figure 7-4 Web Browser Login Dialog Box ....................7-2 Figure 7-5 Web Browser Welcome Screen....................7-3 Figure 7-6 Web Browser Initial Icons .......................
- Page 12 Figure 7-57 Report Save Screen ......................7-41 Figure 7-58 Typical Version Report Screen ................... 7-42 Figure 8-1 The Diagnostic Drop Down Menu................... 8-6 Figure 8-2 DT Statistics ..........................8-6 Figure 8-3 Statistics Type Drop Down Menu ................... 8-7 Figure 8-4 Sniffer Screen ......................... 8-7 SIG-00-07-11 SEPTEMBER 2012 (REVISED OCTOBER 2019) Version No.: B.2...
- Page 13 LIST OF TABLES Section Title Page Table 1-1 Control, Indicator, and Connector Locations ................1-7 Table 2-1 Laptop (Serial) Interface Connector Pin-outs (RS232) ............2-7 Table 2-2 Serial Interface Connector Pin-outs (RS232) – Top of Unit ............ 2-8 Table 2-3 Ethernet Port Descriptions ....................... 2-8 Table 2-4 Special ESSR Ethernet Port Connector Pin-outs (RJ45) ............
- Page 14 EQUIPMENT. CAUTIONS TAKE PRECEDENCE OVER NOTES AND ALL OTHER INFORMATION, EXCEPT WARNINGS. NOTE Generally used to highlight certain information relating to the topic under discussion. If there are any questions, contact Siemens Mobility, Inc. Application Engineering. SIG-00-07-11 SEPTEMBER 2012 (REVISED OCTOBER 2019) Version No.: B.2...
- Page 15 (ESD) during the handling, shipping, and storage of electronic modules and components. Siemens Mobility, Inc. has instituted these practices at its manufacturing facility and encourages its customers to adopt them as well to lessen the likelihood of equipment damage in the field due to ESD.
- Page 16 GLOSSARY TERM DESCRIPTION Association of American Railroads – An organization that establishes uniformity and standardization among different railroad systems. ACSES Advanced Civil Speed Enforcement System – A Vital Interface Unit that provides functions according to Wayside Interface Unit (WIU) requirements as defined by the Association of America Railroads (AAR).
- Page 17 (MAC) calculated using a specific algorithm involving a cryptographic hash function in combination with a secret key. Home Signal. Line Controller Task, A function of the Siemens Mobility, Inc™ Packet Switch Locomotive Communication Module. Radio located on board a locomotive. Line Driver...
- Page 18 TERM DESCRIPTION Light Emitting Diode. LoMA Limits of Movement Authority. The control center's safety interlocking logic uses the data from all trains to issue limits of movement authority (LoMA) and speed limits to each train, being careful to keep safe separation between trains. The train's onboard computer monitors the LoMA and speed limit data against actual train location and speed to determine potential and actual unsafe conditions.
- Page 19 TERM DESCRIPTION Site Identification Number. The 12-digit ATCS address for the VIU equipment, entered the Web interface and stored in the ECD. The SIN has the form 7.RRR.LLL.GGG.SS stored in binary coded decimal, with each digit in one nibble. The digit 0 is represented by “A” and 0 is used as a null byte. Sub-Miniature version A.
- Page 20 This reduces the need to configure the same VLAN everywhere. Wayside Communications Module. A radio, such as the MDS or Siemens ESSR radios, located at a wayside and used to transmit vital status messages generated by the VIU-20e to passing trains.
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Page 21: Section 1
APPLICATIONS Application specific functions performed by the VIU are controlled by a Module Configuration File (MCF). The MCF is programmed using the Siemens Geographic Configuration Suite (GCS). The MCF currently supplied with the VIU supports two applications: the Wayside Interface Application and the Office Monitoring Application. -
Page 22: Wayside Interface Application
INTRODUCTION _________________________________________________________________________________________________________ WARNING PLEASE REVIEW THIS USER MANUAL CAREFULLY TO ENSURE CORRECT APPLICATION AND MAINTENANCE OF THE VITAL INTERFACE UNIT (VIU). INCORRECT APPLICATION MAY RESULT IN UNSAFE OPERATION. 1.2.1 Wayside Interface Application In the Wayside Interface application (Figure 1-1), the VIU can monitor switch positions and signal aspects controlled by other equipment in an interlocking and send the signal aspect and switch position information to an on-board system. -
Page 23: Ptc Hand Throw Switch Monitoring Application
INTRODUCTION _________________________________________________________________________________________________________ 1.2.2 PTC Hand Throw Switch Monitoring Application In the PTC Hand Throw Switch Monitoring application shown in Figure 1-2, the VIU can be used to monitor and report switch positions in both dark and signaled territory. Figure 1-2 VIU Used in PTC Hand Throw Switch Monitoring Application SYSTEM DATA LOGS The VIU maintains several data logs as described in the following paragraphs. -
Page 24: Event Log
INTRODUCTION _________________________________________________________________________________________________________ 1.3.1 Event Log The Event Log is maintained by the non-vital side of the VIU. Entries in this log show application level events describing VIU system operations. This log does not contain detailed diagnostic events pertaining to the internal operation of the VIU or associated system. A separate Diagnostic Log maintains these more detailed diagnostic events (see paragraph 1.3.2for further information). -
Page 25: Status, Summary And Maintenance Logs
Diagnostic Log or Event Log (or do both), enter the IP address of the logger in the Server IP dialog box. Refer to Section 8 for details. HARDWARE DESCRIPTION The Siemens Vital Interface Unit (VIU) (80515) is a compact fully enclosed unit with no field- replaceable components. SIG-00-07-11 SEPTEMBER 2012 (REVISED OCTOBER 2019) Version No.: B.2... -
Page 26: User Interface And Connectors
INTRODUCTION _________________________________________________________________________________________________________ 1.4.1 User Interface and Connectors The VIU user interface and connectors are located on two adjacent faces of the unit, the top and the front. Refer to Figure 1-3 and Table 1-1 for location and descriptions of the connectors and the various elements of the user interface. -
Page 27: Table 1-1 Control, Indicator, And Connector Locations
INTRODUCTION _________________________________________________________________________________________________________ Table 1-1 Control, Indicator, and Connector Locations Item PHYSICAL FRONT-PANEL No. on FUNCTION DESCRIPTION NOMENCLATURE Fig. 1-3 2-line X 20-character Displays site configuration settings, error Display display messages, log contents and system status. 25 keys with Embossed keypad with individual Used to navigate through menu system. - Page 28 Antenna coupling) for GPS antenna interface. Dedicated 10/100 Base-T Ethernet port. Use to RJ-45 ESSR Only interface with a Siemens Mobility, Inc Ethernet Ethernet Interface (Port 2) Spread Spectrum Radio (ESSR) only. Provides radio power as well as Ethernet connectivity.
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Page 29: Keypad Operations
INTRODUCTION _________________________________________________________________________________________________________ 1.4.2 Keypad Operations The front panel has a 2-line, 20-character vacuum florescent display, a 25-key keypad, and a beeper. Menus are navigated with the arrow keys (, , and ), the Enter, Cancel and Exit keys. Text and numbers can easily be entered using the cell phone style number/letter keys. There are also special function keys for quick access to VIU settings and information (see Figure 1-4). -
Page 30: Viu Main Menu
() or left () arrow is selected. WARNING ENTERING THE WRONG UCN WILL RENDER THE VIU-20 INOPERABLE. DO NOT CHANGE THE UCN UNLESS REQUIRED BY SYSTEM CHANGES THAT HAVE BEEN APPROVED BY THE RAILROAD AND/OR AUTHORIZING AGENCY USING A UCN ASSIGNED TO THE SITE PLANS. -
Page 31: Site Setup Menu
INTRODUCTION _________________________________________________________________________________________________________ 1.4.4.1 SITE SETUP Menu When SITE SETUP is selected from the main menu, the user is prompted to enter the vital edit mode. Use the right () arrow key to display YES, then press Enter or the down () arrow key to select the vital edit mode. -
Page 32: Data Entry Using Keypad
INTRODUCTION _________________________________________________________________________________________________________ 1.4.4.2 Data Entry Using Keypad The Site ID Number, MCF CRC and UCN can be changed from the front panel keypad. Position the underline cursor and save data entries as follows: - Left () and right () arrow keys: Move underline cursor left or right in the data string. - Page 33 The VIU-20 will automatically and intentionally reboot when the USB drive is removed from the VIU-20 front panel following a non-vital executive software upgrade. The VIU-20 will reboot after the transfer even while the USB devise remains inserted. The USB device must be removed as soon as the reboot beep is heard.
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Page 34: Usb Drive Structure
INTRODUCTION _________________________________________________________________________________________________________ 1.4.4.4 USB Drive Structure The file structure on the USB drive must have the following format. The VIU will look in specific folders for each file type. Folder names and relationships are exact, file names (those listed within the parenthesis with e.g.,) are for example only. Safetran Application Vital MCF {VITAL MCF} (e.g., VIU_RR_LM001.mcf) -
Page 35: Figure 1-8 Usb Menu Map Keypad Quick Access Keys
INTRODUCTION _________________________________________________________________________________________________________ GET FULL EVENT RPT? PUT VITAL MCF > VIU? Enter CREATE REPORT: NO SELECT FILE: NO PUT VITAL CFG > VIU? GET 24 HR EVENT RPT? SELECT FILE: NO CREATE REPORT: NO Press Cancel from any item in USB menu PUT MSTR EXEC >... -
Page 36: Keypad Quick Access Keys
INTRODUCTION _________________________________________________________________________________________________________ 1.4.5 Keypad Quick Access Keys Several ‘quick keys’ on the keypad provide shortcuts that go directly to a specific menu. Quick keys are located on the right-side of the keypad (see Figure 1-4). Descriptions of the quick keys are as follows: Menu –... - Page 37 INTRODUCTION _________________________________________________________________________________________________________ Top Panel Serial Port Baud rate 4800 (default) Data Bits 8 Parity None Stop Bits 1 Flow Control none Isolation Serial port to signal battery = 2000 Vrms Serial port isolated from all other connectors except Laptop serial port. Ethernet Ports: Standards Compliance: IEEE 802.3u Auto-Negotiation and Parallel Detection IEEE 802.3u ENDEC, 10BASE-T...
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Page 38: Viu Ordering Information
INTRODUCTION _________________________________________________________________________________________________________ VIU ORDERING INFORMATION The VIU is available in several configurations to meet specific application I/O requirements. Refer to Figure 1-9 and Figure 1-10 for specific part numbers. • VIU Assembly: 8000-80515-0 0 X X X RESERVE Dash A80520 w/GPS Dash Mtg. -
Page 39: Figure 1-10 Viu Accessory Ordering Information
INTRODUCTION _________________________________________________________________________________________________________ • Accessories: EMI Filter for VIU Power Cable: Z590-00010-0001 VIU Accessory Ordering Information (Listing from VIU Group Assembly, A80505) 8000-80505-X X X X X “N” Type “N” Type Dash Antenna Surge to Dash VIU Cable Cable Components None None With Wilmore DC-DC Converter, 18VDC 6 FT. - Page 40 INTRODUCTION _________________________________________________________________________________________________________ This Page Intentionally Left Blank 1-20 SIG-00-07-11 SEPTEMBER 2012 (REVISED OCTOBER 2019) Version No.: B.2...
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Page 41: Section 2
PERSONNEL HAVE ACCESS TO THE VIU-20. PROGRAM CHANGES MUST BE PERFORMED IN ACCORDANCE WITH RAILROAD PROCEDURES. VERIFY THAT VIU-20 HAS ALL PROPER COMPONENTS AND IS PROGRAMMED AS SPECIFIED BY THE RAILROAD’S OR AGENCY’S APPROVED WIRING OR INSTALLATION DIAGRAM. FAILURE TO DO SO MAY LEAD TO INCORRECT OR UNSAFE OPERATION OF THE SIGNAL SYSTEM. -
Page 42: Figure 2-1 Rack Or Wall-Mount Plate, D39619
INSTALLATION _________________________________________________________________________________________________________ Figure 2-1 Rack or Wall-Mount Plate, D39619 Figure 2-2 Shelf-Mount Stabilizing Plate, D39620 SIG-00-07-11 SEPTEMBER 2012 (REVISED OCTOBER 2019) Version No.: B.2... -
Page 43: Ventilation Requirements
INSTALLATION _________________________________________________________________________________________________________ 2.1.2 Ventilation Requirements The VIU units do not require forced ventilation and are rated for a temperature range of -40°C to +70°C (-40°F to +158°F). 2.1.3 Power Connection DC Power is supplied to each VIU unit via a 2-terminal screw-type connector located at the back of the top panel. -
Page 44: Power Conductor Wire Preparation
INSTALLATION _________________________________________________________________________________________________________ 2.1.3.1 Power Conductor Wire Preparation Verify that “B” and “N” supply wires are installed in the power connector correctly before inserting the power connector into the mating connector on the top panel. Prepare the wires as follows: Figure 2-4 Inserting Wire in Cage Clamp Type Connector Strip approximately 1/4 inch (6 mm) of insulation from the end of the wire. -
Page 45: Surge Protection
The VIU unit provides internal secondary surge protection circuits on all vital inputs. Primary surge protection is required for power, track, and other input/output connections. CAUTION SIEMENS STRONGLY RECOMMENDS INSTALLING PRIMARY SURGE PROTECTION ON EXTERNAL LINES CONNECTING TO THE VIU. -
Page 46: Discrete Vital Input/Output Connections
INSTALLATION _________________________________________________________________________________________________________ WARNING VIU INPUTS SHOULD NOT BE WIRED DIRECTLY TO VITAL OUTPUTS OF ANOTHER ELECTRONIC SYSTEM WITHOUT FIRST TESTING TO PROVE THAT THE VITALITY OF THE OUTPUTS ELECTRONIC SYSTEM COMPROMISED DUE TO THE ELECTRICAL CHARACTERISTICS OF VIU INPUTS. WHEN THE VIU UNIT’S VITAL INPUTS ARE USED TO MONITOR LAMP ENERGY AND THE LAMP HAS AN OPEN FILAMENT, THE VIU WILL CONTINUE TO REPORT THE LAMP AS ILLUMINATED AS LONG AS THE SYSTEM CONTINUES TO APPLY ENERGY TO... -
Page 47: Laptop (Serial) Interface
INSTALLATION _________________________________________________________________________________________________________ 2.1.6.1 Laptop (Serial) Interface The VIU front panel provides a standard RS232 interface connector labeled ‘Laptop (Serial)’ for communication with a diagnostic terminal (laptop PC). This interface is a Data Communications Equipment (DCE) port which uses a 9-pin female (DB-9) connector. The cable required to connect this interface is a standard RS232 (straight-through) cable terminated in a male 9-pin (DB-9) connector at the VIU end, and terminated in an applicable connector at the diagnostic terminal (laptop PC). -
Page 48: Ethernet Interfaces
INSTALLATION _________________________________________________________________________________________________________ Table 2-2 Serial Interface Connector Pin-outs (RS232) – Top of Unit PIN NUMBER INPUT/OUTPUT SIGNAL Data Terminal Ready • • • • • • Receive Data Transmit Data • • • Carrier Detect • • • Signal Ground •... -
Page 49: Gps Port
VIU. It also provides a NMEA 0183 output from the internal GPS receiver. This port is designed to connect to a CBTC Wayside Communications Module (WCM) {not to be confused with Siemens WCM, A53447} providing an accurate time source for broadcasting of wayside status messages. Refer to Table 2-5 for connector pin outs. -
Page 50: Gps Antenna
INSTALLATION _________________________________________________________________________________________________________ Table 2-5 GPS Port Connector Pin-outs PIN NUMBER SIGNAL GPS TX DATA GPS GND GPS PPS- GPS PPS+ 2.1.9 GPS Antenna The GPS antenna connector is a female SMA connector (1/4-36 UNS threaded coupling). Connect an external GPS antenna to this jack. 2.1.10 USB Interface A standard USB 2.0 port is provided on the front panel for connecting a USB flash drive. -
Page 51: Section 3
PERSONNEL HAVE ACCESS TO THE VIU-20. PROGRAM CHANGES MUST BE PERFORMED IN ACCORDANCE WITH RAILROAD PROCEDURES. VERIFY THAT VIU-20 HAS ALL PROPER COMPONENTS AND IS PROGRAMMED AS SPECIFIED BY THE RAILROAD’S OR AGENCY’S APPROVED WIRING OR INSTALLATION DIAGRAM. FAILURE TO DO SO MAY LEAD TO INCORRECT OR UNSAFE OPERATION OF THE SIGNAL SYSTEM. -
Page 52: Viu Real-Time Clock
BASIC VIU OPERATION _________________________________________________________________________________________________________ 3.1.1 VIU Real-Time Clock The real-time clock will contain invalid data when the VIU is powered up for the first time in the field. Therefore, date/time adjustments should be performed immediately following the initial power-up sequence in the field. For units equipped with a GPS receiver, the GPS will provide the time reference and no adjustment is needed. -
Page 53: Transferring Files To The Viu
BASIC VIU OPERATION _________________________________________________________________________________________________________ Following a successful boot-up and launching of the MEF, the front panel display will automatically default to a date/time display similar to the one shown below: 2008-Apr-11 17:09 Site Name: Newport The bottom row of the display will cycle through the following information: Site Name •... -
Page 54: File Transfer Options
BASIC VIU OPERATION _________________________________________________________________________________________________________ Safetran Application Vital MCF {VITAL MCF} (e.g., VIU_RR_LM001.mcf) Executive Master Executive {MSTR EXEC} (e.g., VIU01_70.MEF) Slave Executive {SLV EXEC}(e.g., VPF01_00.MEF) Non-Vital Core Executive {N-V EXEC} (e.g., viu_nvmef_dev.006.4.tgz) Configuration Vital Configuration {VITAL CFG} (e.g., V-4321-SafetranSystems.bin) Non-Vital Configuration {N-V CFG} (e.g., NV-4321-SafetranSystems.bin) RC2 Key {RC2 KEY} (e.g., rc2key.bin) PTC Configuration XML {PTC CFG XML}... -
Page 55: Upload Files From Usb Drive Into Viu
BASIC VIU OPERATION _________________________________________________________________________________________________________ 3.2.2.3 Upload Files From USB Drive Into VIU CAUTION DO NOT REMOVE POWER FROM THE UNIT WHEN THE MESSAGE “PLEASE WAIT. DO NOT REMOVE POWER FROM UNIT” APPEARS. IF POWER IS REMOVED BEFORE THE TRANSFER COMPLETE, UNIT WILL REMAIN... -
Page 56: Viu Configuration
BASIC VIU OPERATION _________________________________________________________________________________________________________ VIU CONFIGURATION The VIU must be configured for the local installation. Vital configuration parameters are entered using the PC-based DT software while non-vital configuration parameters are entered through the VIU web browser interface. These configuration parameters and the method of configuration are discussed in Sections 6 &... -
Page 57: Interoperable Train Control Messaging (Itcm) System
BASIC VIU OPERATION _________________________________________________________________________________________________________ On startup, the VIU validates its configuration by verifying the following: The MCF is valid. The MCF CRC matches the MCF. The correct UCN is entered. If the MCF is valid, has the correct CRC, the vital configuration parameters are set and the correct UCN is entered, then the VIU goes into the Fully Operational state. -
Page 58: Multiple Vius In A System
BASIC VIU OPERATION _________________________________________________________________________________________________________ MULTIPLE VIUS IN A SYSTEM In larger interlockings, multiple VIUs may be required to monitor all of the signal lamps, switches, and/or defect detectors. In this case, auxiliary VIUs will send vital ATCS messages to a Main VIU (Master). All I/O data is consolidated by the Main VIU and it transmits the consolidated message to the on-board system and/or back office. -
Page 59: Section 4
PERSONNEL HAVE ACCESS TO THE VIU-20. PROGRAM CHANGES MUST BE PERFORMED IN ACCORDANCE WITH RAILROAD PROCEDURES. VERIFY THAT VIU-20 HAS ALL PROPER COMPONENTS AND IS PROGRAMMED AS SPECIFIED BY THE RAILROAD’S OR AGENCY’S APPROVED WIRING OR INSTALLATION DIAGRAM. FAILURE TO DO SO MAY LEAD TO INCORRECT OR UNSAFE OPERATION OF THE SIGNAL SYSTEM. -
Page 60: Software Load And Configuration Sequence
VIU STEPUP _________________________________________________________________________________________________________ WARNING IN VOLTAGE SENSING APPLICATIONS, WHEN THE VIU UNIT’S VITAL INPUTS ARE USED TO MONITOR LAMP ENERGY AND THE LAMP HAS AN OPEN FILAMENT, THE VIU WILL CONTINUE TO REPORT THE LAMP AS LIT AS LONG AS THE SYSTEM CONTINUES TO APPLY ENERGY TO THE LAMP. -
Page 61: Figure 4-2 Viu Software Load And Configuration Sequence
VIU SETUP _________________________________________________________________________________________________________ Figure 4-2 indicates the order in which software should be loaded and at what points the vital and non-vital parameters should be configured for a normal VIU installation. If multiple VIUs are involved, apply the same process to each unit. Start Check the Master Exec, Slave Exec, and Non-... -
Page 62: How Signals And Switches Are Mapped To Vital Inputs
VIU STEPUP _________________________________________________________________________________________________________ HOW SIGNALS AND SWITCHES ARE MAPPED TO VITAL INPUTS The number of VIUs required to monitor the wayside signals and switches at a location is dependent on the number of signal lamps, switches, and hazard detectors. Green + Normal + Green - Normal -... -
Page 63: Figure 4-5 Signal 1, Heads A, B, And C
VIU SETUP _________________________________________________________________________________________________________ NOTE It is up to the user to verify that multiple devices are not allocated to the same input. VIU MCFs, such as those shown Figure 4-4 below, allow users to specifically define which input on each particular box to use. Using the example provided in Figure 4-3, this interlocking consists of two signals (Sig01 and Sig02) and one switch (Sw01) (see Figure 4-4). -
Page 64: Sample Aspect Codes Decoded By Viu
VIU STEPUP _________________________________________________________________________________________________________ Signal 2, Head A will use Box 1, Input #5, which automatically programs Input #5 as red; Head B will use Box 1, Input #6, , which then automatically programs Input #6 as green, #7 as yellow and #8 as red;... -
Page 65: Procedure For Calculating A New Ucn
VIU SETUP _________________________________________________________________________________________________________ Table 4-1 Aspect Codes Decoded By VIU CODE RULE SOU RULE # N&W RULE # CR RULE # AN_CLEAR_TO_CP N280a AN_MEDIUM_CLEAR N283 AN_CLEAR N281 AN_APPROACH_LIMITED N281b AN_ADVANCED_APPROACH 282-A N282a AN_APPROACH_MEDIUM N282 AN_APPROACH_RESTRICTED AN_APPROACH N285 AN_DIVERGING_CLEAR AN_DIVERGING_APPROACH_DIVERGENG 283-B AN_MEDIUM_APPROACH_MEDIUM N283a AN_DIVERGING_APPROACH... -
Page 66: Configure A Viu-20
25. Click the CLOSE button again. CONFIGURE A VIU-20 NOTE To configure a VIU-20, perform the following steps as depicted in Figure 4-2. To load the individual software files, follow the steps shown in Section 3.2. 1. Power up VIU unit. Connect to the unit’s Ethernet Port 1 for the Web UI and by the Laptop Serial Port for the DT. - Page 67 VIU SETUP _________________________________________________________________________________________________________ 5. On the browser, select REPORTS > VERSION REPORT. a. Scroll down to Card 1 of 2 S/W Version Information. This provides the MSTR EXEC file data. Compare this data to the file provided by the railroad or agency. If the file name and version is the same, go to step b.
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Page 68: Place A Viu-20 In Operation
Close the Web UI. PLACE A VIU-20 IN OPERATION 1. Verify signal aspects reported by the VIU-20 against the actual signals on the ground. 2. If switches are programmed, verify the switch position reported by the VIU-20 against the actual switch position on the ground. -
Page 69: Section 5
As part of a PTC system, the VIU-20 interfaces with the signals and switches on an interlocking and compiles vital messages concerning signal aspect and switch position using the Wayside Interface Unit (WIU) application. -
Page 70: Vital Interface Unit (Viu)
WAYSIDE INTERFACE APPLICATION _________________________________________________________________________________________________________ 5.2.1 Vital Interface Unit (VIU) The VIU is installed at a wayside location within an interlocking and monitors signal aspects and switch positions at that location via its vital inputs. Each VIU can monitor up to 20 vital inputs. The VIU compiles the switch and signal information into a vital Wayside Status Message (WSM) and sends them to the ITCM via one of the Ethernet ports on the VIU top panel. -
Page 71: Interoperable Train Control Messaging (Itcm)
WAYSIDE INTERFACE APPLICATION _________________________________________________________________________________________________________ 5.2.2 Interoperable Train Control Messaging (ITCM) The Wayside Interface Unit System relies on the ITCM to transmit the Wayside Status Messages (WSMs) at a fixed interval. The WSMs are transmitted via the ITCM using a variety of means. -
Page 72: Typical Wayside Interface System Interconnect Diagram (Single Viu)
WAYSIDE INTERFACE APPLICATION _________________________________________________________________________________________________________ 5.2.4 Typical Wayside Interface System Interconnect Diagram (Single VIU) SIGNAL CONTROL INPUTS ITCM INTERFACE RELAY LOGIC SWITCH POINT DETECTION TERMINAL Figure 5-2 Typical Wayside Interface System Interconnect Diagram (Single VIU) SIG-00-07-11 SEPTEMBER 2012 (REVISED OCTOBER 2019) Version No.: B.2... -
Page 73: Typical Wayside Interface System Interconnect Diagram (Multiple Vius)
WAYSIDE INTERFACE APPLICATION _________________________________________________________________________________________________________ 5.2.5 Typical Wayside Interface System Interconnect Diagram (Multiple VIUs) SWITCH MACHINE AUX VIU AUX VIU SIGNAL CONTROL POINT INPUTS DETECTION TERMINALS RELAY LOGIC ETHERNET ETHERNET LAN ETHERNET Main VIU SIGNAL CONTROL INPUTS ITCM ITCM INTERFACE INTERFAC RELAY LOGIC Figure 5-3 Typical Wayside Interface System Interconnect Diagram (Multiple VIUs) - Page 74 WAYSIDE INTERFACE APPLICATION _________________________________________________________________________________________________________ This Page Intentionally Left Blank SIG-00-07-11 SEPTEMBER 2012 (REVISED OCTOBER 2019) Version No.: B.2...
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Page 75: Section 6
DIAGNOSTIC TERMINAL (DT) SOFTWARE DIAGNOSTIC TERMINAL (DT) SOFTWARE INTRODUCTION The Diagnostic Terminal (DT) is a Siemens developed Windows based utility program ® designed to run on a laptop PC. The DT provides a user interface that allows for local or remote configuration of vital and certain non-vital VIU parameters, plus diagnostic tools that can be used to isolate VIU system problems (see Section 8). -
Page 76: Dt Program Startup
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ Ethernet Port 2 Ethernet Port 1 Laptop Serial Port Figure 6-1 VIU Front Panel Laptop PC Interface Connectors NOTE The DT is typically connected via Ethernet Port 1, with the discovery Protocol enabled. When the DT is connected serially, uncheck the enable block and select a baud rate of 38400 with the Negotiate Rate block unchecked. - Page 77 DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ Figure 6-2 DT Start-Up Screens SIG-00-07-11 SEPTEMBER 2012 (REVISED OCTOBER 2019) Version No.: B.2...
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Page 78: Viu Input Status Overview Screen
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ If the DT Utility was already running prior to connecting the PC to the VIU, click on the COMM button at the top of the screen to display the communications drop down menu. Select Connect from the drop down menu to initiate a data connection between the DT Utility and the VIU (Figure 6-3 COMM Drop Down Menu). -
Page 79: Figure 6-5 Input Status Screen Indicator Descriptions
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ Label for Label for Internal Internal I/O I/O Module 1 Module 2 I/O Module Labels GREEN = Configured / Healthy = Unconfigured / Failed Status Indicators for Input Pairs 16 - 20 Status Indicators for Input Pairs 1 - 5 Status Indicators for Input Status Indicators for Input... -
Page 80: Figure 6-6 Status Screen Input Indicator To Physical Input Connector Relationships
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ Connector for Input Pairs 11 - 15 Connector for Input Pairs 1 - 5 Input 1 Input Pair 1 Indicator Status Status Indicators for Indicators for Inputs Inputs 11-15 1 - 5 Status Status Indicators for Indicators for Inputs 6-10 Inputs 16-20... -
Page 81: Input Status Overview Screen Button Descriptions And Menus
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ 6.4.1 Input Status Overview Screen Button Descriptions and Menus The function buttons at the top of the Input Status Screen provide access to submenus. Use these submenus to access specific information about the connected VIU or to perform actions that affect the connected VIU. -
Page 82: Comm (Communications) Button Menu
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ COMM (COMMUNICATIONS) BUTTON MENU Click on the COMM (Communications) button at the top of the Input Status Screen to display the communications drop-down menu. 6.5.1 DT Port Setup NOTE The DT is typically connected via Ethernet Port 1, with the discovery Protocol enabled. -
Page 83: View Button Menu
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ If several VIUs are connected to a Local Area Network (LAN), connect the PC to this network and then select the Discovery Protocol Enabled check box (Figure 6-9B). The DT will locate each VIU on the LAN and present them in a list (Figure 6-10). Select the desired VIU from the list. -
Page 84: Software Information
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ 6.6.1 Software Information Select Software Information from the View drop-down menu to view information about the currently installed MCF and MEF (Executive). MEF Version MCF Name MCF CRC Figure 6-11 Software Information Screen NOTE The software information presented on this display applies to vital components only. -
Page 85: Viewing Input Logic Status
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ Figure 6-12 Viewing Input States Using System States Function 6.6.2.1 Viewing Input Logic Status To view the logic states for these inputs: 1. Click the SELECT button at the top of the System States screen to display the Select Range dialog box (Figure 6-13). -
Page 86: Input Logic States Display
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ 6.6.2.2 Input Logic States Display There are three logic states for each input. • The first logic state represents the On/Off status of the input: 1 = On, 0 = Off. • The second logic state represents the flash function: 1 = Flashing, 0 = Not Flashing. •... -
Page 87: Prog (Program) Button Menu
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ PROG (PROGRAM) BUTTON MENU Click the PROG (Program) button at the top of the Input Status Screen to display the MAIN PROGRAM menu. Select an item from the menu to display the associated DT screen. This menu provides access to the configurable parameter screens. -
Page 88: Changing Locked Configuration Parameters
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ 6.7.2 Changing Locked Configuration Parameters The parameters preceded by a right angle bracket (>) are vital parameters, those parameters that are used to calculate the UCN.. The current values for these parameters are displayed in gray text. -
Page 89: Physical Configuration
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ 6.7.3 PHYSICAL Configuration NOTE Siemens recommends that users program PHYSICAL configuration parameters prior to programming the LOGICAL configuration parameters. In many cases, the changes to the PHYSICAL configuration menus executes a Set to Default action, and any LOGICAL configuration settings are reset to their default settings. -
Page 90: Module Configuration
DIAGNOSTIC TERMINAL (DT) SOFTWARE _________________________________________________________________________________________________________ 6.7.3.2 MODULE Configuration Path: MAIN PROGRAM menu > PHYSICAL configuration > MODULE configuration Select MODULE configuration from the PHYSICAL configuration screen to display the MODULE configuration screen (Figure 6-20). From the list of internal I/O modules, select a module to view the configurable parameters for that module. - Page 91 Valid Flash Detection Count values: 2 to 8 (default is 3). ACSES Railroad Line Number (LLL) • Not used in VIU-20 MCF. Password Access • The internal I/O module for slot 1 also controls password access for changing VIU parameters.
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Page 92: Figure 6-23 Password Enabled
Valid password number range: 1111 to 9999 Figure 6-24 Password – Set Parameter Dialog Box Alternate ACSES GGG • Not used in VIU-20 MCF. Alternate ACSES Subnode • Not used in VIU-20 MCF. Signal Status Type •... -
Page 93: Section 7
The User Ethernet Port defaults as a DHCP Server. Setting the computer as a DHCP client will enable the VIU-20 to assign the computer an IP address. The user can also manually set up the computer's TCP/IP properties (e.g. IP address 192.168.1.105, subnet as 255.255.255.0) to connect with the VIU-20 as shown in the figure below. -
Page 94: Figure 7-2 Internet Explorer Url Line
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ If the PC is not already connected to the VIU, using an RJ-45 terminated Ethernet cable connect between the PC Ethernet port and the Laptop (Ethernet) port on the VIU front panel. This connection can also be made remotely through an Ethernet network connection to the VIU. Launch the Internet Explorer (or Mozilla Firefox browser) on the PC. -
Page 95: Web Browser Icons
7.2.2 Web Browser Icons In the upper left corner of the screen below the Siemens logo is a row of five icons. When the Web browser is first opened, these icons appear as broken links as shown below. If you hover the cursor over these links, a help message appears indicating that you are not currently logged into the VIU. -
Page 96: Figure 7-8 Icon Definitions
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ Hovering the cursor over an icon identifies the function indicated and the current status of that function. The following icons illustrate some of the status indications. Indicates that internal GPS is active. Indicates that internal GPS is missing or unhealthy. Indicates that function is healthy or in session. -
Page 97: Figure 7-12 Edit Mode Reboot Indicator
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ When the vital edit mode is selected, the Edit Mode button changes to Reboot, the text fields for the vital parameters are enabled and a lightning bolt icon appears to the right of the globe icon at the top of the screen. -
Page 98: Accessing Non-Vital Configuration Parameters
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ ACCESSING NON-VITAL CONFIGURATION PARAMETERS Select Non-Vital Config from the menu on the left side of the screen to display the Non Vital Config menu (). Figure 7-16 Initial Non-Vital Configuration Menu Screen On the initial Non-Vital Configuration screen, select the desired parameter group from the Non- Vital Config menu (Figure 7-17). -
Page 99: Acses Ii Network
The ACSES II Network configuration screen in shown in Figure 7-18. Figure 7-18 ACSES II Network Configuration Menu 7.3.1.1 ACSES-II UDP Enabled Used in the VIU-20e. Not used in the VIU-20. 7.3.1.2 UDP Port Not used in the VIU-20. 7.3.2 ATCS Router Configuration Not used in the VIU-20 7.3.2.1... -
Page 100: Diagnostic Log Configuration
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.3 Diagnostic Log Configuration The Diagnostic Log configuration screen is shown in Figure 7-19. Figure 7-19 Diagnostic Log Configuration Screen 7.3.3.1 Server IP When one or more VIUs are operating on a network, each VIU can be configured to forward all events over the network to a “consolidated logger”. -
Page 101: Emp-Wiu Configuration
Default is Info 7.3.4 EMP-WIU Configuration WARNING VERIFY THAT VIU-20 IS PROGRAMMED AS SPECIFIED BY THE RAILROAD’S OR AGENCY’S WITH THE CORRECT MCFCRC, UCN, ATCS SITE IDENTIFICATION NUMBER (SIN). FAILURE TO DO SO MAY LEAD TO INCORRECT OR UNSAFE INDICATIONS ON THE VIU-20 UNIT. -
Page 102: Wiu Address
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ Figure 7-21 EMP-WIU Configuration Screen 7.3.4.1 WIU Address This ATCS address is assigned by the railroad or agency for each specific WIU. The WIU Address need not be set to the same value as the Site ATCS Address, it may be identified by a separate node. -
Page 103: Encrypted Hmac Key
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.4.2 Encrypted HMAC Key An HMAC function is used by the message sender to produce a HMAC value that is formed by condensing a secret key, the RC2 key, and the message input. (The HMAC is similar to a CRC, but requires the use of an HMAC encryption key to create it.) The HMAC is placed in the message and sent to the message receiver. -
Page 104: Emp Timed Beacon Ttl
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.4.7 EMP Timed Beacon TTL This is the normal “Time To Live” value, which is when a message is determined to be stale.. Time To Live range: 0 – 65535 (default = 12) 7.3.4.8 EMP WIU Status Response TTL This is the alternate “Time To Live”... -
Page 105: Log Traffic
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.4.14 Log Traffic This optional attribute indicates whether or not link traffic should be logged for debugging purposes. When checked (set to yes), all link traffic is logged in a text file, with binary data expressed in hexadecimal format. -
Page 106: Retransmit Delay (Msec)
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.4.20 Retransmit Delay (msec) This required attribute indicates how much time the node shall wait before retrying a connection after the previous attempt failed. Retransmit Delay range: 0 – 10000 (default = 1000) 7.3.4.21 Connection Attempt Timeout (msec) This attribute indicates how much time shall be allowed to elapse while making a single attempt to establish a connection. -
Page 107: Dhcp Configuration (Laptop Tab)
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ Figure 7-22 Ethernet Configuration Screen (Laptop Tab) 7.3.5.1 DHCP Configuration (Laptop tab) Select whether the Laptop port will be a DHCP-configured server, DHCP configured client, or disabled. DHCP Configuration buttons: DHCP Server Enabled; DHCP Client Enabled; DHCP Disabled. Default is DHCP Server Enabled. -
Page 108: Laptop Network Mask (Laptop Tab)
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.5.4 Laptop Network Mask (Laptop tab) Enter the Laptop port network mask. Laptop Gateway address range: 0.0.0.0 – 255.255.255.255 (default is 255.255.255.0). Figure 7-23 Ethernet Configuration Screen (Port One Tab) 7.3.5.5 DHCP Configuration (Port 1) Select whether the Port 1 DHCP client is enabled. -
Page 109: Dhcp Configuration (Port 2)
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ Figure 7-24 Ethernet Configuration Screen (Port Two Tab) 7.3.5.9 DHCP Configuration (Port 2) Select whether the Port 2 DHCP client is enabled. Port 2 DHCP Client enabled options: checked, not checked. Default is checked. 7.3.5.10 IP (Port 2) Enter the Port 2 IP address. -
Page 110: Server Ip
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.6.1 Server IP When one or more VIUs are operating on a network, each VIU can be configured to forward all events over the network to a “consolidated logger”. The logger will maintain all of the events for every reporting VIU. -
Page 111: Gps Configuration
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.7 GPS CONFIGURATION Use this screen to set parameters for either the internal GPS receiver or an external GPS receiver (Figure 7-26). Figure 7-26 GPS Configuration Screen 7.3.7.1 Internal GPS Enabled This drop-down selection menu (Figure 7-27) provides options available for the GPS to capture the current time and date. -
Page 112: Receive Timeout (Secs)
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ External via Class C/D Messages • When this option is selected, the internal GPS receiver in the VIU is ignored and current time and date information is provided by the Interoperable Train Control messages being received via Ethernet. -
Page 113: Max Secs Time Change (Sec)
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.7.6 Max Secs Time Change (sec) This is the maximum number of permitted accumulated seconds of time drift in the above “X” minute window set in the parameter above. When it is set to 6, if time drift accumulates in excess of 6 seconds over the past 60 minutes, the VIU will disallow Wayside Status Messages being sent to the Application Gateway and the VIU will perform its time resynchronization process. -
Page 114: Serial Port Configuration
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ Figure 7-28 High Availability (Enabled) Configuration Menu 7.3.9 Serial Port Configuration The Serial Port configuration screen allows port settings to be made for the two serial ports on the VIU. These include the Laptop serial port on the front panel and Serial Port One on top of the unit. -
Page 115: Flow Control (Laptop Tab)
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.9.2 Flow Control (Laptop tab) Select the flow control for the Laptop Serial port. Laptop Serial Port Flow Control options: None, Hardware (default = None). 7.3.9.3 Parity (Laptop tab) Select the parity setting for Laptop Serial port. Laptop Serial port Parity options: None, Odd, Even (default = None). -
Page 116: Flow Control (Port One Tab)
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.9.8 Flow Control (Port One tab) Select the flow control for the Serial Port One. Serial Port One Flow Control options: None, Hardware (default = None) 7.3.9.9 Parity (Port One tab) Select the parity setting for Serial Port One. Serial Port One parity options: None, Even, Odd (default = None). -
Page 117: Site Name
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ Figure 7-32 Site Info Configuration Screen – Edit Mode Unlocked Figure 7-33 Site Info Edit Mode Reboot Prompt 7.3.10.1 Site Name Enter a name for the VIU location. The VIU will also report his string in the sysName variable via SNMP. -
Page 118: Site's Atcs Address
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ WARNING VERIFY THAT VIU-20 IS PROGRAMMED AS SPECIFIED BY THE RAILROAD’S OR AGENCY’S WITH THE CORRECT MCFCRC, UCN, ATCS SITE IDENTIFICATION NUMBER (SIN). FAILURE TO DO SO MAY LEAD TO INCORRECT OR UNSAFE INDICATIONS ON THE VIU-20 UNIT. -
Page 119: Ntp Mode
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.11.1 NTP Mode There are two Network Time Modes: Unicast and Broadcast (multicast). Unicast Time Mode • In Unicast mode, the VIU requests time from a primary and a backup time server. The user must supply the IP addresses or DNS names of the servers. -
Page 120: Tcp Port Configuration
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.12 TCP Port Configuration The TCP Port Configuration screen is shown in Figure 7-35. Figure 7-35 TCP Port Configuration Screen 7.3.12.1 DT TCP Port The DT TCP Port setting is the TCP port number used by the VIU to communicate with DT over a TCP/IP network. -
Page 121: Route Region Two Ip
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.12.5 Route Region Two IP Enter the IP address for TCP Route Region Two. Route Region Two IP range: valid IP address (default = 0.0.0.0). 7.3.12.6 Route Maintain Timer Once a route is established to the office, the VIU will request routes again after this timer expires and the VIU has not received a route update or a message from the office. -
Page 122: Time Source
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.3.13 Time source Select the box to enable up to six separate time sources in order of priority. Figure 7-36 Time Source (Enabled) Configuration Window VIEWING LOGS The Web browser user interface provides access to two logs maintained by the VIU: the Diagnostic Log and the Event Log. -
Page 123: Diagnostic Log
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.4.1 Diagnostic Log The Diagnostic Log first displays in the basic view (Figure 7-38). Buttons provided at the top of the log display allow the user to view the first event in the log, the last event in the log and to progress through the log one page at a time using Next and Previous buttons. -
Page 124: Figure 7-40 File Save Screen
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ If Save is selected and the user is operating WIN7 or newer, the file is automatically saved to the Downloads file. If using an earlier version of Windows, the user is prompted for a location and file name for the saved file. -
Page 125: Figure 7-42 Log View Drop Down Menu
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ To view the Diagnostic Log in the Advanced view, select Advanced from the drop down menu to the left of the First button (Figure 7-42). Figure 7-42 Log View Drop Down Menu The Advanced view (Figure 7-43) provides the same navigation buttons as the Basic view. However, below the buttons are several data entry fields that allow the log to be searched within date and time parameters. -
Page 126: Event Log
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ Dates can be entered directly in the date fields or the calendar icon at the right end of the date field or can be selected to display a calendar. The time fields are similar except that a drop down list provides a list of times or the time can be entered directly in the field. -
Page 127: Maintenance
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ MAINTENANCE The Web browser user interface provides access to the maintenance functions that allows the VIU to test handling of Class D messages and to change the date and time to be set if a GPS receiver is not present Figure 7-46). -
Page 128: Itc Class D Starting Comm Id
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.5.1.5 ITC Class D Starting Comm ID This entry is the ITC Class ID starting comm identification number. The ITC Class ID Starting Comm ID range: 0 - 9 (default = 1). Figure 7-47 Class D Tests Screen 7.5.2 System Time On the Maintenance screen, select System Time from the Maintenance menu at the left side of the screen. -
Page 129: Figure 7-49 Date Field With Calendar Displayed
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ The first data field is for the date. The date can be typed directly in the field or a calendar can be displayed by selecting the small calendar icon to the right of the data field. Figure 7-49 Date Field with Calendar Displayed In a similar manner the system time can be typed directly in the time data field or the drop-down list containing set times can be displayed. -
Page 130: Status
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ STATUS The Web browser user interface provides access to a status function that allows the status of the GPS receiver to be checked as well as the overall health of the system vital and non-vital functions. -
Page 131: Health
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.6.2 Health The Health screen shows the current health status for the main vital and non-vital functions (Figure 7-53). On the vital side are the following: Vital Core State • • Slave Session Vital Session •... -
Page 132: Config Report
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.6.4 Config Report The Configuration Report lists all of the parameters set from the Web browser user interface including the Site ATCS Address and MCF CRC (Figure 7-55). These parameters are listed in the following order: Site Settings •... -
Page 133: Figure 7-56 Report Download Prompt
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ The Download button at the top of the Reports screen allows the user to save the report to a PC. When the Download button is selected, the user is prompted to open or save the log file. Figure 7-56 Report Download Prompt If Save is selected the user is prompted for a location and file name for the saved report. -
Page 134: Version Report
VIU WEB BROWSER USER INTERFACE _________________________________________________________________________________________________________ 7.6.5 Version Report The Version Report identifies the VIU site and then lists the current versions of the VIU firmware, software and hardware (Figure 7-58). Use the scroll bar at the right edge of the screen to view the entire report. -
Page 135: Section 8
TYPICAL VIU APPLICATIONS _________________________________________________________________________________________________________ SECTION 8 MAINTENANCE AND TROUBLESHOOTING MAINTENANCE AND TROUBLESHOOTING WARNING THE USER MUST PROVIDE TIMELY MAINTENANCE UPON FAILURE OF THE VIU UNIT. FAILURE TO PROVIDE TIMELY MAINTENANCE POTENTIALLY LEAD UNSAFE FUNCTIONING OF THE UNIT. USER MUST ENSURE THAT SYSTEM APPLICATION LOGIC IS NOT TAMPERED WITH OR APPLIED... -
Page 136: Downloading Event And Diagnostic Logs From The Viu To A Usb Drive
TYPICAL VIVIUAPPLICATIONS _________________________________________________________________________________________________________ To upload software from the USB drive: 1. Insert a USB drive containing the new software in the USB port. 2. The VIU will initiate the USB interface function and display the first entry in the USB menu. -
Page 137: Table 8-1 Viu Status Led Indications
TYPICAL VIU APPLICATIONS _________________________________________________________________________________________________________ Table 8-1 VIU Status LED Indications FUNCTION NOMENCLATURE Power Green LED lights when power is applied to the VIU. Yellow LED indicates VIU health as follows: Health Slow flash (0.5Hz) = VIU is healthy and communicating with internal CPU. Fast flash (2Hz) = VIU is unhealthy. -
Page 138: Led Activity At Power-Up
TYPICAL VIVIUAPPLICATIONS _________________________________________________________________________________________________________ 8.2.2 LED Activity at Power-Up LED activity at power-up is as follows: First minute following power-up, the display reads VIU SYSTEM BOOTING PLEASE WAIT and only the power LED is lit. At approximately 1 minute, 30 seconds from power-up, all front panel LEDs light to test for bad LEDs. -
Page 139: Possible System Problems
TYPICAL VIU APPLICATIONS _________________________________________________________________________________________________________ 8.2.3 Possible System Problems Table 8-2 lists some possible VIU system problem conditions with causes and remedies. Table 8-2 Possible VIU System Problems CAUSE REMEDY PROBLEM Check for correct power to B and N terminals on power connector. Poor power cable Check for poor wire connections at power connection... -
Page 140: Using Dt Diagnostic Tools
TYPICAL VIVIUAPPLICATIONS _________________________________________________________________________________________________________ 8.2.4 Using DT Diagnostic Tools Connect a PC containing the Diagnostic Terminal software to the VIU as described in Section 7. Launch the DT program. Click the DIAG button at the top of the DT Input Status Screen to display the diagnostic drop- down menu. -
Page 141: Sniffer
Select Sniffer from the diagnostic drop down menu to display the Sniffer screen (Figure 8-4). The Sniffer is provided as a diagnostic tool primarily for use by Siemens Engineering personnel. The Sniffer monitors ATCS message activity between the VIU and the DT program and displays the message bytes for evaluation. -
Page 142: Other Useful Dt Tools
TYPICAL VIVIUAPPLICATIONS _________________________________________________________________________________________________________ This is a dynamic display. As new message traffic occurs, it is added to the bottom of the display and the message list scrolls up screen. Click the STOP button to freeze the display so that currently displayed messages can be examined.