User`s manual

DuraMAR 2150 – User’s Manual

GSM/GPRS Section

A Siemens MC55 GSM/GPRS modem is mounted within the system.

GSM/GPRS features:

• Support for Tri-band GSM/GPRS networks 900/1800/1900MHz bands

• Up to 56Kbps GPRS data rate depending on network bandwidth

• GPRS downlink data rate up to 85.6kbps

• Full SMS support

• GPRS mobile station class B and multi-slot class 10 compliant

• Output power: 2W for EGSM900 and 1W for GSM1800/1900

• Approvals: R&TTE, FCC, IC, GFC, PCCRB and local approvals as well as mobile operator

certifications

• Interfaces to the system CISCO/controller through a serial port

Power supply subsystem features

The DuraMAR-2150 power supply subsystem features include:

• Input power filtering and protection circuitry with high power tranzorb over-voltage protection diodes

• Isolated train qualified DC/DC converter with post regulators providing power to all system devices

• Reverse voltage protection up to –200VDC

The system can be powered directly from a train feeder supply:

• Nominal power supply: 110VDC

• Typical power consumption: < 44W

Warning:

Electric current from power and communication cables is hazardous. To avoid shock

hazard when connecting or disconnecting cables, follow appropriate safety

precautions. Ensure that the correct operating voltage is used when powering the

device.