Glossary
AC Power
AC+ Utility power typically 120 VAC 60 Hz
AC-
AC Power grounded return
AWG
American Wire Gauge
BBS
Battery Backup System
EG
Equipment Ground
ETHERNET
A system for connecting a number of computer systems to form a
local area network to control the passing of information between
them
F
Fahrenheit
Firmware
Computer Code that resides in a board level product.
Flash
Nonvolatile Memory
IP
Internet Protocol
KB
Kilobyte
LED
Light Emitting Diode
LCD
Liquid Crystal Display
Living-Hinge
A
fl
exible plastic bearing that allows the UPStealth® Battery Panels
to bend
MB
Megabyte
MOS
Metal Oxide Semiconductor
MOV
Metal Oxide Varistor (Transient Suppressor)
msec
Milli-seconds - one thousandth of a second
NC
Normally Closed Contact (circuit completed)
NEMA
National Electrical Manufacturers Association.
(Tra
ffi
c Cabinet)
Nickel-Zinc
Rechargeable battery chemistry that uses Nickel and Zinc (NiZn)
NO
Normally Open Contact (circuit not complete)
NTCIP
National Transportation Communication for ITS Protocol
PCB
Printed Circuit Board
PDA
Power Distribution Assembly
PWM
Pulse Width Modulation
SNMP
Simple Network Management Protocol - An Ethernet protocol
allowing a master computer to poll other computers in a local area
network
SOFTWARE
Computer code that usually resides in a PC or higher level
computer
VAC
Volts Alternating Current
VDC
Volts Direct Current
UPS
Uninterruptible Power Supply
μ
SEC
Micro-second - one millionth of a second
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UPSTEALTH®
USER MANUAL