TERMINOLOGY
GENERAL
2
1TGC908004
1.3.
Terminology
List of the terms, acronyms, abbreviations and definitions that the document uses.
Abbreviation
Term
Description
Alarm
Alarm is defined as status transition from any
state to abnormal state. Status transition to ab-
normal state can be data crossing over the pre-
defined alarm limit.
Bus Local
A Control Access term describing that the M10x
accepts its commands from a device on the
switchgear control network, e.g. the Web Inter-
face, MView.
COTS
Commercial off the
shelf
Commercial off the shelf product, term to de-
scribe products available on the market, ready to
use
DCS
Distributed Control
System
See also PCS
Eth.
Ethernet
Ethernet is a local area network (LAN) technology.
The Ethernet standard specifies the physical me-
dium, access control rules and the message frames.
Event
An event is a status transition from one state to
another. It can be defined as alarm, if the state is
defined as abnormal or as warning as a pre-alarm
state.
FD
Field Device
Term for devices connected to the Fieldbus (e.g.
motor control units or circuit breaker protection)
GPS
Global Positioning
System
System to detect local position, universal time
and time zone, GPS technology provides accurate
time to a system
Hardware Local
A Control Access term describing that the M10x
accepts its commands from the Hardwired inputs,
when the respective Local control input is set to
true.
HMI
Human Machine In-
terface
Generic expression
LVS
Low voltage switch-
gear
A factory-built assembly built to conform with IEC
61439-1
Summary of Contents for LVS Digital
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