A
Amp - unit of current.
ac
Alternating Current
Ah
Amp hour – capacity of standby batteries.
BGU
Break Glass Unit. Also know as manual call point.
CIE
Control and indicating equipment (the control panel)
c/w
complete with
dc
Direct Current
EMC
Electro-Magnetic Compatibility.
EOL
End Of Line resistor.
ESD
Electro-Static Discharge.
I/O
Input/output
LCD
Liquid Crystal Display. Alphanumeric display used
for textual information.
LED
Light Emitting Diode. Display indicator.
MCP
Manual Call Point also know as BGU.
PC
Personal Computer.
PCB
Printed Circuit Board.
P.s.e.
Power Supply Equipment.
RS485
Serial communications standard used for
interconnection of equipment
SLA
Sealed Lead Acid – type of standby battery.
V
Volt – unit of electrical potential.
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02/10/03