This section is a glossary of terms found in the FMB120 Manual.
- AC/DC – Alternating Current/Direct Current.
- AVL - Automatic vehicle location - means for automatically determining and transmitting the geographic location of a vehicle.
- GNSS – Global Navigation Satellite System - a system with global coverage that uses satellites to provide autonomous geo-spatial positioning.
- GPS – Global Positioning System - a worldwide satellite navigational system formed by 24 satellites orbiting the earth and their corresponding receivers on the earth.
- GPRS – General Packet Radio Service - a standard for wireless communications which runs at speeds up to 115 kilobits per second.
- GSM – Global System for Mobile Communications - one of the leading digital cellular systems. GSM uses narrowband TDMA, which allows eight simultaneous calls on the same radio frequency.
- I/O – Input/Output.
- OBD – On-board Diagnostics.
- PC – Personal Computer.
- SMS – Short Message Service - the transmission of short text messages to and from a mobile phone, fax machine and/or IP address.
- Record – AVL data stored in FMB120 memory. AVL data contains GNSS and I/O information;
- AVL packet - Data packet which is being sent to the server during data transmission.