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Sistemas para Trenes Metropolitanos

Sonotrain System

This system allows intercommunication between the train driver and the passengers, and at the same time, it provides comfort by playing music between stations and automatically announcing to the passengers useful information such as the arrival to the next station and much more.

CAI System

A micro-processed centralized system that alerts/notifies the driver, in real time, of the status of the train systems through a lighted display and an audible alarm (optional), eliminating the need to search for the origin of a failure by indicating the car and allowing the technical maintenance personnel full access to the historic incidences information.

Sonostation System

Eltec's versatile communication and comfort system for subway stations, the Sonostation system is an enhanced version of Sonotrain system.

Sonostation enables communication between the control room at the train station and the users. It also has the possibility to reproduce music and automatic advertisement.


Sonotrain System Benefits

  • Comunicación between driver cabins, driver to passengers, or passengers to driver. 

  • Digital pre-recorded messages reproduced automatic or manually. 

  • Musical atmosphere with automatic volume control.

  • Closing door warning.

  • Total function control from the driver’s console.

  • Music and digitalized messages reproduced in pre-programmed timetable.


Sonostation System benefits

  • Programmable tasks (for example, notifying users of any change in service).

  • Recording done by a professionalisms announcer

    Battery backup in all audio systems in case of a emergency service. 

  • Link to download new messages.


CAI system benefits

  • Failures type and location presentation through lighted legends in 4 colors, LCD display and keyboard.

  • 32 standard inputs in each car (programmable negative or positive).

  • Ring incidences memory

  • Interface for analyzing incidents on the console or for analyzing a laptop.

  • Computer interface for incidences recovery and analysis on a laptop or directly on the equipment console.

  • Communication via digital interfacce between cars and driver cabins and security signal redundancy through train lines.

  • Time and day presentation and system auto-test.

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