54
Reference Manual
00809-0200-4410, Rev BA
Section 7: Glossary
February 2014
Glossary
Term
Definition
Network
Manager
Operational function within the Smart Wireless Gateway that automatically handles all
device connections and scheduling of wireless data.
NTP
Network Time Protocol. Used to keep the system time synchronized with a network time
server.
Path
A wireless connection between two devices in a wireless network. Also referred to as a
hop.
Path Stability
A measure of connectivity between two devices in the wireless network. Calculated as
the ratio of the number of received messages over the number of expected messages.
Primary
Interface
Ethernet 1 or Fiber Optic port that is used for primary host communications.
Private
Network/LAN
A local connection between a Smart Wireless Gateway and a PC/Laptop. This network is
used for commissioning and configuration of the Gateway.
Reliability
A measure of connectivity between the Gateway and a wireless field device. Calculated as
the ratio of the number of received messages over the number of expected messages.
Takes into account all paths.
RSSI
Received signal strength indication (dBm) for the wireless field device.
Secondary
Interface
Ethernet 2 port that is used for backup connection or a maintenance port for local access.
Security
Setup Utility
A software application that enables secure communications between the Gateway and
host system, asset management software, data historians, or other applications.
Self-Organizi
ng Network
Mesh network technology in which a network manager automatically handles all device
connections and scheduling of wireless data.
Service
Denied
The device has been denied bandwidth and can not publish its regular updates.
TCP/IP
Transmission Control Protocol / Internet Protocol. The protocol that specifies how data is
transmitted over Ethernet.
Update Rate
The interval in which a wireless field device transmits measurement and status data to
the Gateway. Same as Burst Rate.
Wireless Field
Device(s)
WirelessHART field devices that are a part of the wireless field network.
Wireless Field
Network
WirelessHART network, consisting of Smart Wireless Gateway and multiple wireless field
devices.
Wireless
Plant
Network
Industrial WiFi network, used to integrate the Wireless Field Network into the control
network.