American Audio VELOCITY - REV 4-05 Betriebsanleitung PDF herunterladen (Seite 162)

METRO RAIL DESIGN CRITERIA SECTION 9 / SYSTEMS

Appendix A

DE304.09 Appendix 9A-1

Metro Baseline Re-Baseline: 04/20/10

REMOTE TERMINAL UNIT

PART 1 - GENERAL

1.1 BACKGROUND

Los Angeles County Metropolitan Transportation Authority (Metro) remotely supervises and

controls train operations and rail facilities from its Central Control Facility (CCF) with heavy

reliance on Supervisory Control and Data Acquisition (SCADA) systems from various vendors.

The SCADA systems interface with Remote Terminal Unit (RTU) equipment installed at wayside

communications locations to provide interfaces to various subsystems including Train Control,

Traction Power and station facilities.

The scope of work and specifications herein are specifically for the SCADA Remote Terminal

Unit only.

1.2 SCOPE OF WORK SUMMARY

A OVERVIEW

This contract will supply SCADA RTU assemblies in various configurations for

installation in locations including but not limited to wayside equipment cases,

communications rooms and traction power substations.

Actual assemblies to be supplied shall be based on a standard configuration with site

specific main and remote I/O.

The Contractor shall assemble, factory test, package, store, ship, install and field test all

assemblies.

B BASIS OF DESIGN

The standard RTU design described in these technical provisions shall be reliable and

maintainable. The selected technologies shall be based on the latest stable product

offerings and have verified vendor support for at least 20 years.

PART 2 - SCOPE OF WORK

2.1 SCOPE OF WORK SUMMARY

A The work to be performed by the Contractor shall include procurement,

assembly, configuration, documentation, storage, factory testing, delivery,

installation, local field acceptance testing and maintenance training for Remote

Terminal Units in accordance with the specifications herein. The Scope of Work

shall include all components, subassemblies, equipment, materials, cable, cable

management, hardware, software, configuration and appurtenances necessary to

provide a complete operational Remote Terminal Unit as described in these

Specifications. The Contractor shall furnish the system equipment, software and

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American Audio VELOCITY - REV 4-05 Betriebsanleitung Seite 162