Emerson 1410 - Page 52

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Reference Manual
00809-0200-4410, Rev BC
Glossary
July 2017
Glossary
Term Definition
Network I.D. Numeric code that associates wireless field devices to the Gateway. This code must be
identical in the device and the gateway.
Network Manager Operational function within the 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 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-Organizing
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 Wireless Gateway and multiple wireless field devices.
Wireless Plant
Network
Industrial Wi-Fi network, used to integrate the Wireless Field Network into the control
network.