Terminology - ABB LVS Digital Manual

T ERM IN OLOGY

1.3. Terminology

List of the terms, acronyms, abbreviations and definitions that the document uses.
Abbreviation
COTS
DCS
Eth.
FD
GPS
HMI
LVS
2
Term
Alarm
Bus Local
Commercial off the
shelf
Distributed Control
System
Ethernet
Event
Field Device
Global Positioning
System
Hardware Local
Human Machine In-
terface
Low voltage switch-
gear
Description
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.
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.
Commercial off the shelf product, term to de-
scribe products available on the market, ready to
use
See also PCS
Ethernet is a local area network (LAN) technology.
The Ethernet standard specifies the physical me-
dium, access control rules and the message frames.
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.
Term for devices connected to the Fieldbus (e.g.
motor control units or circuit breaker protection)
System to detect local position, universal time
and time zone, GPS technology provides accurate
time to a system
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.
Generic expression
A factory-built assembly built to conform with IEC
61439-1
G ENER A L
1 TG C90 80 04