Parameter | Current version | New unit |
Memory/Logging | 10,000 records | Over 50,000 records + micro SD card up to 64GB |
Interface(s) | RS232, 10/100 Ethernet | RS232, 10/100 Ethernet, USB 2.0 |
GPS | GPS | GPS+CellLocate |
GSM | GPRS, 1 SIM Card | GPRS, 3G, Two SIM Cards |
Real-time Clock | not available | 2-week super capacitor, sync by GPS. |
Updated : 2019/08EoT End-of-Train RU Rear Unit SBU Signal & Brake Unit (rear) HoT Head-of-Train CU Cab unit CDU Cab Display Unit (front) EOTT End Of Train Telemetry system EBA Emergency Brake Application DGI Differential Graphic Information GPS Global Position System GNSS Global Navigation Satellite System SBAS Satellite-based Augmentation Systems GAGAN GPS-aided GEO augmented navigation DED Dragging Equipment Detector TCS Train Communication System AAR Association of American Railroads kPA kilo Pascal (1kPa = 0.145 psig) PSI Pounds per Square Inch PSIG Pounds per square in gauge RTC Real Time Clock VHF Very high frequency (from 30 to 300 MHz) UHF Ultra high frequency (Above 200 MHz) HVML High Visibility Marker Light PCB Printed Circuit Board VSWR Voltage Standing Wave Ratio GPRS General Packet Radio Service 3G Third generation of wireless mobile telecommunications technology 4G Fourth generation of broadband cellular network technology GSM Global System for Mobile communications SMS Short Message Service SIM Subscriber Identification Module OTA Over The Air HTTP Hyper Text Transfer Protocol HTML Hypertext Markup Language IP Internet Protocol (address) TCP Transmission Control Protocol UDP User Datagram Protocol USB Universal Serial Bus RS232 Recommended Standard 232 LED Light Emitting Diode LCD Liquid Crystal Display TFR Transnet Freight Rail APN Access Point Name API Application Program Interface ASCII American Standard for Information Interchange IIS Internet Information Services is an extensible web server created by Microsoft