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The scope of this document is to describe the technical specifications of the MRM HPRM1-E. This document describes all the features, functions and interfaces of the Sierra Wireless GSM-R 8 watts Mobile Radio Module MRM and states the requirements which apply in connection with the operation of the MRM.

The Global System for Mobile Communications – Railway, known as GSM-R, defines a method for digital communication between trains and railway regulation-control centers. The standard supports a high degree of automation, and this in turn enables higher train speeds and greater traffic density, with a higher level of safety.

This document specifies the AT commands of MRM modules GPRM1 TNC, GPRM1 TDMA TNC, GPRM1-1 TNC and MRM GPRM1-1 TDMA TNC. 

Download user guide, specification documents and tool for tracing features implemented on MRM products

This page lists all documents related to EIRENE and FFFIS compliances of Sagemcom MRM products