Gasboy Fuel Point PLUS Station - Manual (Page 23)

Fuel Point PLUS Station Equipment Manual 23
CHAPTER 2 WIRELESS GATEWAY
DESCRIPTION
2.1. General
This chapter provides a description of Wireless Gateway units.
The Wireless Gateway Terminal (Wireless Gateway) units form the Wireless Network that
covers the forecourt
The units communicate through low power short range RF in the ISM 2.4 GHz band
Connected in a mesh topology, each unit captures data, but also serves as a relay for other
units, constituting a robust and reliable network, where all messages reaches their destination
bypassing any possible interferences
The Wireless Gateway receives both the and data, decrypts the information and forwards it to
the Station Controller in a secure manner
During refueling, the continues monitoring the signal to detect any attempt to remove the
nozzle and refuel other vehicle on the same account
2.2. Types of Wireless Gateway
There are two types of Wireless Gateway units:
Master Wireless Gateway: the unit connected to the Station Controller via LAN and master of
the Wireless Network
Wireless Gateway : units that function as a router in the Fuel Point PLUS station. No LAN
connection required
Figure 2-1 shows a simplified network diagram to stress the difference between the units.