Specifications

Engineering Standard –NSW
Signalling SMS 02
Cerberus Level Crossing Monitor Equipment
March 2005 Version 1.2 © Australian Rail Track Corporation Page 7 of 118
This document is uncontrolled when printed.
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 ..................................................................................................... 67
5.1 General ......................................................................................... 67
5.2 Faults reported by Operations ...................................................... 68
5.3 Faults Detected during Maintenance ............................................ 69
5.3.1 Monitor does not report a status change ................................ 69
5.3.2 Changes are not appearing in the log .................................... 69
5.3.3 Lamp Learn does not complete within 40 seconds ................ 69
5.3.4 Lamp Learn rejects the results ............................................... 70
5.3.5 Lamp problem detected while Crossing operating ................. 71
5.3.6 Lamp problem detected while Crossing not operating ............ 72
5.3.7 Battery test does not work ...................................................... 72
5.3.8 Monitor indicates a Fault ........................................................ 72
5.3.9 Monitor indicates a SYS Fault ................................................ 72
5.3.10 Monitor indicates a Warning ................................................. 73
5.3.11 Unable to communicate with the monitor locally .................. 73
5.3.12 Unable to communicate with the monitor remotely ............... 74
5.3.13 LEDs on the SCADA card not behaving normally ................ 74
5.3.14 Monitor restarting unexpectedly ........................................... 74
5.3.15 Clock stopped or showing invalid time ................................. 74
6. Installation ............................................................................................................. 75
6.1 Circuit Design considerations ....................................................... 75
6.1.1 General .................................................................................. 75
6.1.2 Battery Test Outputs .............................................................. 76
6.1.3 Battery Test Relay .................................................................. 76
6.1.4 Non-Vital Timer ...................................................................... 76
6.1.5 Test Load Resistor ................................................................. 76
6.2 Equipment Installation .................................................................. 77
6.3 Hardware Configuration ............................................................... 77
6.4 Commissioning Procedure ........................................................... 78
7. Data Configuration ............................................................................................... 82
7.1 Configuration Data Description ..................................................... 82
7.1.1 Scope of data ......................................................................... 82