Discipline Engineering Standard –NSW Category Signalling Title Cerberus Level Crossing Monitor Equipment Reference Number SMS 02 –(RIC Standard: SC 01 51 00 00 EQ) Document Control Status Issue 1 Revision 2 Date Prepared Reviewed Endorsed Approved Standards and Systems Standards Engineer GM Infrastructure Strategy & Performance Safety Committee Refer to Reference Number H Olsen M Owens Refer to minutes of meeting 12/08/04 Mar 05
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Disclaimer Australian Rail Track Corporation has used its best endeavors to ensure that the content, layout and text of this document is accurate, complete and suitable for its stated purpose. It makes no warranties, express or implied, that compliance with the contents of this document shall be sufficient to ensure safe systems of work or operation.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 About This Publication This document provides information for the maintenance of SCADA-2000 Cerberus Level Crossing monitors. This document is primarily intended to be read by staff involved with the testing, commissioning and maintenance of the Level Crossing monitor equipment.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Document History Primary Source –ARTC Standard SC 01 51 00 00 EQ Version 3.0 List of Amendments – ISSUE DATE 1.1 1.2 01/09/2004 14/03/2005 March 2005 Version 1.2 CLAUSE Disclaimer DESCRIPTION Reformatting to ARTC Standard Minor editorial change © Australian Rail Track Corporation This document is uncontrolled when printed.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Table of Contents 1. Introduction ...........................................................................................................10 1.1 Referenced and Associated publications ......................................10 1.2 Definitions .....................................................................................10 2. Overview ................................................................................
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 3.4.2 Function ................................................................................. 38 3.4.3 Operation ............................................................................... 38 3.4.4 Configuration and Set-up ....................................................... 38 3.4.5 Troubleshooting ...................................................................... 38 3.4.6 3.4.6 Replacement ...............
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 4.1.4 Interrogating the Monitor ........................................................ 59 4.2 Tools and Maintenance ................................................................ 65 4.3 Maintenance Instructions .............................................................. 65 4.4 Incident Investigation .................................................................... 66 5. Fault Diagnosis .........................
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 7.1.2 Permanent Configuration data syntax ..................................... 82 7.1.3 Variable configuration data ..................................................... 91 7.2 Customising Generic expressions ................................................ 93 7.3 Data Generation ........................................................................... 95 7.4 EPROM programming .........................................
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment 1. 1.1 SMS 02 Introduction Referenced and Associated publications The following Signal Engineering Specifications provide additional information to this document. Specification 1033 Vital Indication Optoisolator. Specification 1068 Analogue to Digital Converter Specification 1069 Current sensor.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Through the use of the configuration data the level crossing monitor processes a number of mathematical expressions (known as 'Boolean Expressions') to examine the relationships. Each expression is the equivalent of a non-vital relay circuit. For more information on Boolean Expressions consult the section on configuration data. The pre-programmed relationships are customised for each particular level crossing.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 No remote or local test of the level crossing has occurred within the last 36 hours. The local test was not valid as it was not conducted for the 2 minute minimum period. No train has traversed the level crossing within the last 72 hours. The Emergency switches have been turned off for more than 10 minutes.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 More lamps are operating than expected (possible short circuit). A status indication of FAULT & BATTERY is indicated if the level crossing has: the battery voltage is below the alarm point configured in the expression file as measured by the level crossing monitor for more than 3 seconds. the Store 74 Low battery alarm card has tripped for more than 3 seconds.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Serial Channel A Serial Channel B 9600 bps 19200 bps 8 data bits 8 data bits 1 stop bit 1 stop bit no parity no parity The functions available to a user are menu driven. These functions include obtaining the event log, IO states, configuration details, and status change times as well as conducting a remote battery test. Some menu items are protected by a PIN number.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 line is engaged or faulty the modem is hung-up and the monitor will try again. The number of retries and the timing of retries is in compliance with the AUSTEL regulations for operating modems.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Code reported by Control Centre PC Level Crossing Monitor, Status Codes Code 1 LAMP Code 2 LOGIC Code 3 SYSTEM Code 4 BATTERY Code 5 TEST Code 6 COMMUNICATIONS FAIL Code 7 SECURITY ALARM Code 8 EMERGENCY SWITCHES Code 9 No Train for 72 hours Code 10 No Test for 36 hours Code 11 Operating Too long TRAIN DRAGGING EQUIPMENT DRAGGING EQUIPMENT Note 1: Security Alarm is intended to be an alarm module
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Any other function that qualifies the operation of the Level Crossing (for example approach signals HR and ALSR). Crossing normal relay. Reset fault or warning. Output state of each flasher. Other relays/contacts of interest e.g Signal control relays, releasing switches. 2.6 Digital Outputs The level crossing monitor has 8 digital outputs.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 4 System This output operates in conjunction with the No Fault output. This output is ON when a fault has been detected internally with the level crossing monitor unit. The output remains on until the fault condition is fixed. 8. Battery This output operates in conjunction with the No Fault and No Warning outputs. This output is ON when a fault or warning condition has been detected with the level crossing battery.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Current Sensor units. The Current Sensor that has a linear output voltage of 0 to 5 volts in response to a lamp current of 0 to 20 amps. For a standard level crossing two sets of lamps are connected to each flasher unit (PTF3B or Safeflash). An electronic flasher (PTF3B or Safeflash) flashes between the two sets of lamps at about 43 times per minute.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 The details of the test are as follows. Perform a through check of the operation of the Level Crossing monitor which includes processor test, event log integrity check, EPROM checksum, RAM test. If all checks do not pass then the battery test does not commence and a system fault is indicated and reported. Check battery voltage to determine if it is within limits.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Name and date of the permanent configuration data. For each digital input, its name. For each digital output, and intermediate state, their name and controlling Boolean expression. For each Timer its name, controlling Boolean expression, and duration in hours, minutes, and seconds. For the battery analogue input, its name, fail voltage, and bus voltage correction.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Led 4 (red) on the SCADA 2000A I/O board should be flashing once every 0.25 seconds, Led 3 (red) may be on or off, and Led 14 (red) should be on. All other LEDs should be off. The SCADA 2000 A I/O Boards front panel LEDs have the following meaning: LED1: Normally off, Flashing or permanently ON means a Board Error on start-up or to many resets in the last 5 minutes.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 The level crossing monitor - Hardware Block Diagram shows how all components of the Level Crossing monitor are connected together. (Appendix D) Signal Engineering, Standard circuits sheets X14 to X26 & X49, X50 detail the normal method of connecting the level crossing monitor to the level crossing signalling equipment.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 The I/O Board also has two serial communications ports at the front, and a Bitbus communications port which is connected to the Backplane. Dimensions of the I/O Board are 261 mm (length of face plate) x 220 mm (d) x 20 mm (width of face plate). These are the standard dimensions for a 6U high x 220 mm deep extended Eurocard.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 For complete details on the operation of the SCADA 2000 board refer to the source code of the level crossing monitor and the SCADA 2000 A/2.0 Technical manual. 3.2.2.3 Software description The level crossing monitor software consists of 3 separate tasks. A task is essentially an independent piece of software that fulfils an element of functionality.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Execution of this task is commenced by a hardware reset. It proceeds in the following manner: Initialise and clean variables If their has been more than 3 resets in the last 12 seconds then stop and blink led 1 continuously. If the EPROM checksum is not correct then stop and blink led 1 continuously. Create task 2. If task 2 did not start properly then turn on led 1. Create task 3.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Continuously repeat the following at 0.25 second intervals: Turn led 4 on. Check Real Time Clock. Kick over watch dog. Scan inputs, update state, and log changes. Scan timers, update state, log changes, and every fourth time update run time. As necessary and every fourth time: Evaluate expressions. Scan outputs, log changes, and write outputs. Scan analogue inputs, update status, and log changes. Every fourth time.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 2. If serial port A transmit interrupt then if there are characters to transmit, send the next one, otherwise clear the interrupt. 3. If serial port A external status interrupt then turn on led 6 and check the state of carrier detect. If it is on, set the port A communications link flag, and enable RTS, CTS flow control.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 If the Board Error LED (LED1) is 'ON' or flashing than the monitor has been reset too many times in the last five minutes (indicating a possible fault). Press the reset pushbutton once to see if the I/O Board comes good. If the error LED1 remains 'ON' then replace the board with a spare. Suspect boards may be swapped with another board (preferably a spare). Make sure it is correctly configured before installation.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 is +5 VDC @ 6.0 A maximum. Output voltage two is +12 VDC @ 3 A maximum. Output voltage 3 is -12 VDC @ 0.5 A maximum. Maximum total output power is 65 Watts. Other features of the PSU are: overcurrent protection overvoltage protection on the 5 volt output. 3.2.3.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 output voltages. They should be (+5, +12, -12 VDC). The pinouts for the PSU are either on the top or the sides of the PSU. (e)To test remove the power supply connector from the rear of the backplane and test the power supply using a voltmeter between 0V and +5V, +12V and -12V. If the +5V rail is less than 4.7V the system will not work.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 3.2.4.4 Troubleshooting The Version 1.0 ADC board will fail if reverse polarity is applied to the level crossing monitor input terminals. The failure will be indicated by the level crossing monitor giving a system fault and battery low indication. The application of reverse polarity will cause one of the PC tracks to burn open circuit.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 3.2.5.3 Configuration and Set-up The configuration links on the backplane are not used by the level crossing monitor. They should however be set to the following: 375kbps link set (link between the two bottom pins) The node address connections should be left as set by the factory. 3.2.5.4 Troubleshooting If the backplane is suspected then it is best to test it by continuity testing the relevant circuits on the backplane.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 3.3.2 Function The current sensor uses a Hall Effect device to monitor the current in the wire that is threaded through its aperture. It does not affect the circuit in which the current is being measured. The Hall Effect device measures the magnetic field created by current flowing in the wire. Tong and clamp meters also use Hall Effect devices for measuring DC currents. 3.3.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Each current sensor should have between 50mV and 80mV DC between terminals 1 (C) and 4 (OUT). If the voltage is outside these levels than field calibration is required. Field calibration is by the following process: If the output is less than 500mVolts. Turn the muti-turn trimpot until the output voltage is at least 500mVolts. Turn the trim-pot until the output voltage just reaches a minimum value.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 sensitivity to induction from adjacent circuits. See section 3.3.4 above for details on interference with the current sensor. Note that if it is a new installation you must ensure that the wire is threaded through the measurement aperture in the correct direction otherwise the sensor will not operate. It is sensitive to the direction of current flow. Refer to drawing M08-854. 3.3.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 3.4.2 Function The VIO is used to monitor the state of an intermediate point in a Vital Signalling circuit when it is not practical to do so by other means. The VIO provides an isolation of greater than 10 KV between the indication circuit and the Vital Signalling circuit. It is also designed so that the current drawn is less than half that required to hold a BRB 930 series Safety Relay energised. 3.4.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 level crossing monitor). When the level crossing lamps are off the voltage across 3, and 4 should be 5 volts. When the lights are flashing the voltage across 3, and 4 should vary between 1 volt and 5 volts in sequence with the flashing lamps. If either of these cases is not correct then replace the unit. Note: Terminals 1, and 3 should always be more positive than terminals 2 and 4. 3.4.6 3.4.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Refer to drawing M08-861 for details of the cable between the main box and the input optoisolator. Note that the resistor values have been changed for 12-15V DC volt operation. 3.5.2 Function The 12 volt Input Opto Board allows connection for up to 32 signalling inputs. The inputs can be from 9 VDC to 20 VDC. 3.5.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 optoisolator circuit operation. B12 is only wired to that point to give quick and handy access to a B12 test point to allow false feeding of inputs during troubleshooting. If B12 is readily available elsewhere in the location then this connection point does not need to be wired. 3.5.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 1 The input remains OFF when it should be ON If the LED lights The fault is not likely to be in the Input Optoisolator board. Check in the following order until the problem is rectified: Signalling side to ensure B12 is being switched to the input. Possible faulty cable connection. Check connection at Input Opto board and level crossing monitor case. Possible damage cable. Check cable.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Unplug the 2 and 8 way green connectors by pulling them directly outward from the board. The Cables are removed by unscrewing the two thumb screw fasteners on each D25 connector, then pull the D25 plug directly outwards. The Optoisolator board is removed by twisting the board off the Klippon rail.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 The Output Opto Board allows connection for up to 8 signalling outputs. Each output is a voltage free contact that can drive nominally 120 mA (E.g. a Q-type relay ). Dimensions are 100 mm (l) x 76 mm (w). The PCB is held in a green plastic circuit board module with mounting feet which clip on to TS32 (Klippon) rail or TS35 (DIN) rail.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 The 5 VDC is fed to the board via the Cable. Test points next to the connector is used to verify that +5 VDC is present. All of the '+' terminals of each individual output are bussed together and connected to the B12 terminals. The 8-way green connector has each of the 8 switched outputs for connection to the control devices. 3.6.4 Configuration There are no configurable items. 3.6.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 If the Outputs are permanently ON then Check the LED on the suspect circuit board. If the LEDs are extinguished check: Replace Output Opto board If the LEDs on the suspect circuits are lit check: I/O Cable connection Replace Output Opto Board Replace Main Box Check cable for damage 3.6.6.1 Testing a Single Output Determine the expected state of the output.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 If the output is OFF when it should be ON and the LED is illuminated The fault exists in the Output Opto Board or the signalling system. Check in the following order until the problem is rectified Check that power is being switched to the output device (i.e. check for blown lamp or fuse etc.). Check that the supply side of the contact has power if a positive switch wire (on '+' terminal) Replace Output Opto Board.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Check I/O Cable connections. Replace associated I/O board. Check I/O Cable for damage. The output is ON when it should be OFF and the LED is extinguished Possible short in the output circuit. Unplug the associated 8-way connector. If the output turns 'off', then replace the Output Opto Board. If the output remains 'on', check 8-way connector and signalling circuit for external short. 3.6.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 The following are the Drawing numbers in Specification 1071 for the particular cables used: Level Crossing Monitor to Input Optoisolator (No 1) M08-861 Level Crossing Monitor to VIOs (flasher cable) M08-862 Level Crossing Monitor to 8 way Output Optoisolator Level Crossing Monitor Serial channel A to the Modem M08873 M08- 863 If a cable is suspected of being faulty then you should check both end connectors and ensure
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Generally the configuration of the modem is set for the following features to operate correctly with the level crossing monitor. Recall the factory default settings. Set the modem to autoanswer after 2 rings Set carrier detect control to follow phone line data carrier, this is required to operate the level crossing monitor correctly Enable hanging up the modem using the DTR control line.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment 3.8.3 SMS 02 DPX-224 Modem For the Dataplex DPX-224 the following commands the following modem initialisation string is required. AT &F &C1 &D0 S0=2 Q1 E0 B0 X0 &W The DPX-224 modem requires the serial port A to be set at 1200bps or 2400bps. 3.8.4 Maestro Executive 144FM Modem For the Maestro Executive 144FM the following commands the following modem initialisation string is required.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 3.8.6 Other Brand Modems Modem designs are changing at a rapid pace. Manufacturers are designing new features into their modem products which may not be compatible with existing monitor/modem installations. Not all modems are the same and their can be problems with connecting different brand modems especially on the poor phone line encountered in country areas.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 suitable for HHP23-W 12V DC l March 2005 Version 1.2 © Australian Rail Track Corporation This document is uncontrolled when printed.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment March 2005 Version 1.2 SMS 02 © Australian Rail Track Corporation This document is uncontrolled when printed.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 3. TEST CUT-OFF Relay: HG2-12-20 (HG2-DC12V, 20 Amp). This relay is available from stores MI No: 06609119. This relay is also available from Lawrence & Hansen Electrical Group. The matching base (HG2-SFD) and clips for this relay must be purchased with the relay. 8 6 H G 2 - SF Ba s e . T o p V 4. CUT OFF TIMER: NATIONAL PMH 10M 12V DC or OMRON H3CRA8 12V DC. The National timer relay is the preferred product.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 5. AC SUPPLY Relay: HH23PW-T 120V AC. This relay is a 11-pin relay with 3 changeover contacts MI No:06600506. This relay , matching base and clips is available from RSA stores. The 11-pin base is MI No:06600076. Note that this relay is not always required. Refer to item 2 for details of the HH23PW bases. 3.11 Battery test resistor The battery test resistor is a 150 watt, 1.5 ohm resistor.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 LLOYDS ROAD BATHURST 349.234 km Level Crossing Warning Equipment PLEASE REPORT ALL FAULTS AND DAMAGE BY PHONING 1800 213 4567 Please quote ID 004 Sample only The sign is to be 600mm long x 450mm high. It is to be made from aluminium of at least 2.5mm thickness. The text is to as the above example. The text shall be black on a retro reflective Class II yellow background.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment 4. SMS 02 Systems Maintenance Program 4.1 Maintenance Tasks 4.1.1 Corrective Maintenance Fault finding and fault rectification is discussed in section 5 on Fault Diagnosis and the Operation and Functional Checks for each module in section 3. 4.1.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 4. Remove the existing EPROM if one is fitted by using a IC extractor to grip both ends and pulling up. 5. The new EPROM must be inserted in the correct orientation. The notch on the EPROM socket must match the notch on the EPROM. The pins on the EPROM may have to be flattened first if the EPROM is being inserted without an insertion tool. 6. Align the EPROM and its pins to the socket. 7.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment 4.1.4 SMS 02 Interrogating the Monitor The control, interrogation, and reporting facilities are provided via the RS232 serial ports labelled channel A, and channel B. Normally a dial-up modem is connected to channel A. Maintenance staff may perform the functions described below using a Personal Computer and one of two programs. Either the MS-DOS based program named LX_MAINT.exe or the MS-WINDOWS 3.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 You should record your applicable PIN numbers here: The master PIN number is FreightCorp Western Region operations PIN number FreightCorp Western Region maintenance PIN number FreightCorp Northern Region operations PIN number FreightCorp Northern Region maintenance PIN number FreightCorp Southern Region operations PIN number FreightCorp Southern Region maintenance PIN number Metropolitan, All Regions operations PIN numbe
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment 8. SMS 02 Use the menus to find and perform the required tasks. Method 2 1. Power up the PC and plug the serial cable into serial port A or COM1: on the PC and channel B on the Level Crossing Monitor. 2. Move to the desired directory and type LX_MAINT and press the key. 3. Press to clear startup screen. 4. A menu will appear. Type 1 and press to select the Connect menu. 5.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Screen Layout for LX_MAINT. RSA Level Crossing Monitor ¦ Maintenance Terminal V1.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Menus available -- Main menu --1 - Connect menu 2 - Lamp setup menu 3 - Log / IO menu 4 - Maintenance menu 5 - Test level crossing 6 - Send Config data 7 - Get Config data q - quit -- Connect menu --1 - Set serial port config 2 - Dial crossing 3 - Establish connection 4 - Accept Status change 5 - Hang up q - return to main menu -- Lamp setup menu --1 - Do lamp learn 2 - Get lamp diagnostics 3 - Get lamp offsets 4 -
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 3 - Get modem string 4 - Get serial port config 5 - Get status times 6 - Reset fault 7 - Reset monitor 8 - Set date/time 9 - Set name a - Set phone numbers b - Set pin's c - Set serial port config d - Set modem string e - Test monitor q - Return to main menu -- Log /IO menu --1 - Log to screen 2 - Log to disk 3 - View log from disk 4 - Clear log 5 - Show IO names 6 - Get IO states q - return to main menu --Test level c
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Some facilities are protected by PIN numbers. These are: Engineering Mode access PIN number Remote Control Centre connection PIN number 4.2 Tools and Maintenance A number 1 posidrive screwdriver is required to remove the lid of the main box. A 2.5 mm flat blade screwdriver is required to remove individual wires from the connectors used on most modules in the system. A multimeter is required for most fault finding.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Reset button or at pre-programmed interval after activation. Normally this time-out is set at 45 minutes. At the completion of the maintenance tasks all Faults and Warnings must be cleared before cancelling this mode otherwise they will be reported to the Control Centre. The maintenance disable state is cleared by a 0.5 second press of the Fault reset button.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 10.Confirm the battery voltage displayed by the monitor is correct within a tolerance of +/- 0.30 volts. Measure the battery voltage at the battery terminals. Then get the IO states from the monitor to find the monitors measured battery voltage. Record these values and the battery offset. 11.Note down the lamp offset voltages currently in use. 12.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Reset any Fault, or Warning condition using the large reset switch on the top right hand corner of the front panel of the main box. If the Monitor returns to No Fault and No Warning then operate the crossing using the Test switch. If the problem re-occurs then reexamine the input to determine the cause of the problem.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment 5.3 5.3.1 SMS 02 Faults Detected during Maintenance Monitor does not report a status change Check that the monitor is operational. Check it is configured to dial-up on status change. Check the modem cable. Check the modem configuration. Check the modem. Check phone line. Re-configure the modem. 5.3.2 Changes are not appearing in the log Check inputs fuse. Check input optoisolator negative connection.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 5.3.4 Lamp Learn rejects the results An example of lamp learn rejecting the results is as follows: Run crossing for a minimum of 40 seconds to complete a lamp learn. Start lamps now... LAMP OFFSETS Lamp Channel 2 SS_LAMPS Flasher UP Offset = 1.55 Accepted Lamp Channel 2 SS_LAMPS Flasher DN Offset = 0.55 Accepted Lamp Channel 4 CS_LAMPS Flasher UP Offset = -0.45 Accepted Lamp Channel 4 CS_LAMPS Flasher DN Offset = -14.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Possible causes for large positive offsets are: Calibration of the Current Sensors is not as per Section 3.3.4 of this manual. More than expected lamps operating. Lamp voltage is set too high. The wrong type of lamp is installed. Faulty main box or wiring from current sensor to the main box. 5.3.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 5.3.6 Lamp problem detected while Crossing not operating Check the calibration of the Current Sensors is as per Section 3.3.4 of this manual. Check that the link on current sensor is installed correctly for the site. Refer to section 3.3.5 of this manual for guidance on setting the link. Check the XR input is operating correctly. Check SS_LIGHT_ZK, and CS_LIGHT_ZK Emergency switch inputs for correct operation.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 If the test failed due to one of EPROM error, CPU error, RAM chip U6 error, RAM chip U7 error, or Expression error then replace the main box. If the test failed due to a LOG error then copy all of the event log onto the PC, clear the log and reset the I/O Board. If the test failed due to SYSTEM fault not cleared then if the software version is prior to R3.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 disable the reporting of status and event changes. If still unsuccessful than try all possible combinations of serial port speeds on both serial port A & B in case the serial ports were inadvertently set for the wrong speed.. 5.3.12 Unable to communicate with the monitor remotely Check that modem power lights are on and that all cables are connected correctly.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 6. Installation 6.1 Circuit Design considerations 6.1.1 General A front (make, or pick) contact of each relay function which is readily available at the hut is to be provided as an input to the Level Crossing Monitor. If there is no spare front contacts for a particular relay then a back (break, or drop) contact may be used instead.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 6.1.2 Battery Test Outputs Circuit sheet X14 shows the connections for the LX Monitor. The 8way Output Optoisolator terminals 1 & 8 are used to control the remote battery test. The outputs switch to B12 to start a remote battery test. Both outputs are used instead of only one to minimise the risk of a false remote battery test failing the battery. 6.1.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 A 10 cell level crossing will draw approximately 15A for the duration of the 2 minute test using the Test Switch box. A 12 cell level crossing draws approximately 23A for the duration of the test. The equivalent ampere - hour drains on the batteries are 0.5AH for 10 cells and 0.76AH for 12 cells. The remote test of the Level Crossing Battery using the level crossing monitor should provide a similar load test. A 1.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 The hardware comes preconfigured in regard to links. These may be checked by referring to the relevant parts of Section 3. The generic data must be customised for the particular Level Crossing. The configuration data must be uploaded to the monitor. This process is detailed in Section 7. 6.4 Commissioning Procedure This section describes the commissioning procedure.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Select the option Send Config data. This option is selected to upload the previously compiled expression data. The compiling of this expression data is described in another section of this manual. After entering the pin number you then must enter the file name of the expression data. This file has a .bin extension and would normally be in the same directory as the LX_Maint program or Cerberus program.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Check the current sensor output voltages when their is no current flowing through the measured circuit. The voltages should be in the range of 50 to 110 mV. If they are not then set them correctly as per section 3.3. Check that both used and unused inputs and outputs are shown by the monitor to be in their expected state. Inputs are to be corresponded to the monitor.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Select lamp diagnostics mode. While the crossing is not operating, check that no lamp diagnostic information is displayed for any lamp channel. While the crossing is operating check that the correct number of lamps is reported at least 95% of the time. If not examine lamp adjustment, lamp types, and retry lamp learning.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 7. Data Configuration 7.1 Configuration Data Description 7.1.1 Scope of data Configurable items that need to be defined are: Name and date of the permanent configuration data. For each digital input, its name. For each digital output, and intermediate state, their name and controlling Boolean expression. For each Timer its name, controlling Boolean expression, and duration in hours, minutes, and seconds.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Variable names can not include white space characters like tabs and spaces. If a space is desired in a name then it is recommended to use the underscore character "_" instead. Variable names can be up to 20 characters long and are case sensitive. 7.1.2.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 7.1.2.4 I/O List The I/O list is a text file that lists each variable, allocates is I/O bit and declares its types. Inputs and Outputs are declared in the form: name board bit where name is the input or output variable name. board is 0 for all level crossing monitors. bit is in the input or output bit number.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 B identifies the variable as a Battery variable. *name is the variable name of the Battery variable. The Lamps variable is declared in the form: *name L where L identifies the variable as a Lamp variable. *name is the variable name of the Lamp variable. 7.1.2.5 Configuration The configuration of input and outputs is set-up in the ".cfg" file.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Where : 000 is the Level Crossing ID number. Generic, Generic Rd 000.00 is the Location and Road name. is the Kilometerage. 07/09/94 is the date Refer to Section 7.3 Customising Generic expressions for details of the allocation of Level Crossing ID numbers. 7.1.2.7 Boolean Expressions Boolean expressions are combinations of logic operations on Boolean variables.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 B or as a Boolean expression C=A+B C will be true when either A or B are true. 7.1.2.7.3 NOT Operator The logical NOT operation is represented by the "!" character. Examples of logical NOT operations are as follows: Either as relay logic by: A C or as a Boolean expression by: C = !A C will be true when A is not true. 7.1.2.7.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 B or as a Boolean expression D = [!A + B] & C D will be true when C is true and [ A is not true or B is true]. 7.1.2.8 Steady result expression Intermediate variables and Output variable are controlled by steady result expressions. These variables become TRUE (or ON) when the steady result expression controlling the variable becomes TRUE.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 y is a Boolean expression as described previously. 7.1.2.9 Timer expression A timer variable becomes TRUE when the expression that drives the timer has been TRUE for the length of time that the timer is set for. The timer variable becomes FALSE immediately that its expression becomes FALSE.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Ah is length of the timer in hours. A is the number of hours in the range of 0 to 255 and h identifies that A is the number of hours. Ah is optional when the timer length is less than one hour. Bm is length of the timer in minutes. B is the number of minutes in the range of 0 to 59 and m identifies that B is the number of minutes. Bm is optional when the timer length is less than one minute.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 C is the number of lamps expected when the lamps are operating and the flasher is in the DOWN state. The number must be in the range of 0 to 4. This is zero when a steady set of lamps is being monitored u is an Input variable which corresponds to the state of the Flasher used for the set of lamps.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 the battery test. Typically this is set at 6.0. It is a real number and must be in the range of 5.0 to 20. E is the value below which the battery test current in amps is checked to be whilst a battery test is not being carried out. A value of 0 is not normally suitable due to problems with the Analogue to Digital Converter used, and the Current Sensor used. Typically this is set to 1.0 amps.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Commissioning and are checked by the Control Centre during either a Status check, or a Battery test. These settings can be inspected using the Get information and status, Get serial port configuration, Get Lamp offsets commands. Level Crossing Name 39 characters which identify the Level Crossing. Normally Placename, Streetname St. Date & Time The current date and time.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Maintenance pin number to protect certain functions. 5 characters. Normally digits. It is used Serial port set-up port AThis is the configuration of the RS232 serial port A. It is always 8 data bit, No parity, and a bit rate. The serial protocol used requires that it is 8 data bits. AT compatible modems will not handle parity with 8 data bits. The bit rate is one of 1200, 9600, and 19200. Normally set for 9600.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 inputs against the circuits for the crossing and make the relevant changes by adding or deleting inputs. Edit the new ".exp" file for the crossing. On the first line of the file change 000 to the level crossings ID number. ID numbers are in the range of 001 to 199 for Western Region. 200 to 399 Southern Region. 400 to 599 for Northern Region. 900 to 999 for Metropolitan.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment 7.3 SMS 02 Data Generation To produce a binary file ready to be uploaded to a level crossing monitor use the batch file "COMPEXP". This is used in the format "COMPEXP name". e.g. typing in >compexp name This will compile the 3 files (.exp, .io, .cfg) created above and compile them. If there are any errors then you will soon know about it.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 4. Invoke the prom programmer software by the DOS command "pp". The default eprom type should be 27512 (on RHS). If it is set to anything else then you will have to go to the option menu and select the eprom type 27512. Select the option 'Program EPROM from diskfile' (this is the first menu item) March 2005 Version 1.2 © Australian Rail Track Corporation This document is uncontrolled when printed.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 The program will come back with: COMMAND Enter filename: type in 'lxr37.bin' and hit return The program will come back with: Enter offset [0] : (hit return) Use standard Algorithm ? [Y/n] : (hit return) Programming will begin by doing a blank check of the EPROM, the EPROM will be programmed with the file named name.bin, then the EPROM will have it's contents verified.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 8. Log Interpretation 8.1 General Log entries are displayed in the following format: DOW dd-mm-yy hh:mm:ss.f TYPE NUMBER NAME STATE where DOW is the day of the week. This is formatted as Sun for Sunday, Mon for Monday, Tue for Tuesday, Wed for Wednesday, Thu for Thursday, Fri for Friday, Sat for Saturday. dd is the day of the month that the event occurred. mmis the month in which the event occurred.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 hours information. When this occurs log entries similar to the following will occur for the oldest hour of the log: ??? 00-00-91 00:09:58.6 D 3 XT 1 All the information is correct with the exception of the hours of the day, day of the week, and date. 8.2 Log entry types 8.2.1 Digital inputs and Outputs A log entry type of "D" means that the log entry is for a digital input or digital output.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 which are controlled by the Level Crossing Monitor software. Numbers in the range 4 to 22 are Timer variables which are controlled by Boolean expressions. The state for Timer variables is either "0" or "1 ". "0" means that the Timer variable is OFF or has a logical state of FALSE. "1" means that the Timer variable is ON or has a logical state of TRUE.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 8.2.4.2 Lamp Lamp events occur when the number of lamps operating is detected to have changed. Typically the time taken to detect a change is 4 seconds. The names are normally abbreviated.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment 8.2.5 SMS 02 Connection status A connection status log entry identifies when someone has either remotely or locally connected or disconnected a computer to the level crossing monitor. Examples of the connection status of a serial port changing is: Wed 06-04-94 22:09:09.4 Serial Port A connected Wed 06-04-94 22:10:27.4 Serial Port A disconnected 8.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment Wed Wed Wed Wed Wed Wed Wed Wed 15/06/94 15/06/94 15/06/94 15/06/94 15/06/94 15/06/94 15/06/94 15/06/94 SMS 02 07:07:01.1A 4 07:07:01.1 A 4 07:07:01.4 T 16 07:07:31.1 D 4 07:07:31.1 I 13 07:07:31.1 I 15 07:07:32.9 D 6 07:07:38.9 A 0 CS_LAMPS FU 0 CS_LAMPS FD 0 NORM_APP_T 0 UXT 1 *TRACK_UP 1 *DOWN_TRAIN 0 DDSR 0 Battery 14.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment Item SMS 02 Phone Number Main Box Unit Purchase through Standards & Technical Services Engineer SCADA 2000 A I/O Board Standards & Technical Services Engineer 02 9224 4863 Analogue to Digital Converter Standards & Technical Services Engineer 02 9224 4863 Input Optoisolator Standards & Technical Services Engineer 02 9224 4863 Output Optoisolator Standards & Technical Services Engineer 02 9224 4863 Current Sensor
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Appendix A - Generic Configuration data GENERIC.CFG ; File ;************** WARNING ! WARNING ! WARNING ! ; generic.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 File ____ GENERIC.IO ; Level Crossing ; GENERIC.IO ; Modification History ; 17 June 94 PJM updated for REL 3.2c or later code ; 03 July 94 updated ; 07 Sept 94 added train order working relays. ; 18 May 95 comments and warnings improved. ; ;**************** WARNING ! WARNING ! WARNING ! *************** ;* This file should not be altered or modified by un-authorised * ;* personnel.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment BATTERY LAMP LOGIC TIMER_TEST_OP 0 0 0 0 61 62 63 64 SMS 02 problem with the battery either one lamp out or 2 or more lamps out error in sequencing or direction sticks or timed out TIMER TEST Relay to test timer and do battery test ;******************************************************************* ; START SPECIAL INTERMEDIATE TERMS WARNING ! WARNING ! WARNING ! ; These intermediate terms are used by the system software.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 START NORMAL TIMERS ; These timers are modified to suit each site.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 File _____ GENERIC.exp 000 Generic, Generic Rd 000.00 07/09/94 ; GENERIC.EXP Level Crossing expressions ; The 000 in the top line is the level crossing ID number ; each level crossing must be allocated a different ID number ; ; To print this file use courier fonts, do not use TABS when editing ; Modification History ; 17 JUN 94 PJM modified for R3.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 ;*TEST_ZK_TIMER =T 3s XZR & ! X R ; add this timer variable to the I/O list ;*TEST_ZK =!*TEST_ZK_TIMER ; add this variable to I/O list ; For level crossings which have interlocked signals the *NOT_START, * NOT_STOP, ;*STICK_WARN, *STICK_FAIL, *UP_TRAIN, *DOWN_TRAIN should be deleted ; Check for *TRACK_UP * UP_TRAIN * DOWN_TRAIN ; ; * ; * train direction and for all tracks up = UXT & XT & DXT = [[ ! UXT& ! XT] + [! * TRA
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment ; SMS 02 Low battery timer so that short voltage dips are ignored. *LOW_BATT_TIMER =T 3s !BATT_ALARM_CARD +*BATT_LOW ; Check of ancillary deterors that may be fitted later. ; Dragging equipment detector and door alarm. *SECURITY = DOOR_SWITCH *TRAIN_FAULT = DRAG_EQUIP ;; Other user status bits. These are assigned as follows. ;; *USER_STATUS1 = !HIGH_LOAD ;; *USER_STATUS2 = whatever.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Appendix B Level Crossing Monitor - Test and Commissioning Form Location: Kilometerage: Installation inspected and correct: SCADA 2000 A Link 12-13 installed: SCADA 2000 A Link 13-14 removed: EPROM installed correctly and labelled: Monitor powers up: Name set: Code: Crossing ID number: Data: Pin numbers set Date and Time set Log cleared: System test: Monitor reset: Dialup on fault and warning enabled Mainte
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Input correspondence in accordance with circuit book and I/O list. 1 BATT_TEST_IP 2 DXT 3 XT 4 UXT 5 UDSR 6 DDSR 7 XR 8 XPR 9 10 11 12 13 14 TEST_ZK 15 AC_SUPPLY 17 SS_LIGHT_ZK 18 CS_LIGHT_ZK 19 BELL_ZK 20 21 22 23 24 25 26 27 28 29 30 31 32 TESTCUTOFF LOCAL_PB_RESET 16 BATT_ALARM_CARD March 2005 Version 1.2 © Australian Rail Track Corporation This document is uncontrolled when printed.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Lamp learn successfully performed: Lamp learn results: (FU/FD differences >5 need to be investigated) Country side lamps FD Country side lamps FU Sydney side lamps FD Sydney side lamps FU Country side tip FD Country side tip FU Battery voltage measured on battery terminals: Battery voltage offset set in monitor: Battery voltage reported by monitor: Dialup phone number set to: Alternate phone number set to: Country
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Comments: Flasher model currently installed SS Flasher: Date: Date CS Flasher: Tests performed by : Signed : Date : Initial 7 days of log reviewed by: Comments: Signed : Date : March 2005 Version 1.2 © Australian Rail Track Corporation This document is uncontrolled when printed.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Appendix C - Standard Level Crossing Monitor interface circuits A copy of the Signalling Standard circuits for interfacing to a level crossing monitor is contained in this appendix. These are sheets X14 to X26 & X49,X50. March 2005 Version 1.2 © Australian Rail Track Corporation This document is uncontrolled when printed.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment SMS 02 Appendix D - Drawings The drawings listed below appear in this appendix. Level Crossing Monitor - Hardware block diagram M08-558/2 Vital Indication Optoisolator (VIO) Circuit schematic M08-559 Vital Indication Optoisolator (VIO) Housing M08-723 SCADA-2000 A/2.0 I/O Board component layout M08-724 SCADA-2000 A/2.
Engineering Standard –NSW Signalling Cerberus Level Crossing Monitor Equipment March 2005 SMS 02 CSSC SRA1016 Level Crossing Monitor unit assembly. Sheet 4 CSSC SRA1016 Level Crossing Monitor unit assembly. Sheet 5 CSSC SRA1022 V/Suppress PCB for SRA1016. Version 1.2 © Australian Rail Track Corporation This document is uncontrolled when printed.
