DEFINITIONS
The physical link, usually fireproof 2 conductor shielded wiring cable, forming a ring of interconnection between
sensors and the detection panel.
A connecting lead. Typically a length of flat cable with connectors at both ends.
A Conventional Sounder is an audible output device that is connected to the Conventional Sounder outputs on a
Main Panel or Sub-panel. It is different electrically to a Loop powered Sounder.
This may take the form of RS485 or a fibre optic link. It provides communications between the Main Panel and
Repeaters or Sub-panels.
Any type of fire sensor (heat, smoke) that is connected to an Analogue Loop.
A detector, sounder, interface module or call-point connected to an Analogue Loop.
A system state where all sounders are activated simultaneously.
Pressing SOUND ALARMS will generate an evacuate condition.
A connection method for data that uses light instead of electrical signals. The connection is made using fibre optic
cables rather than copper electrical cables. Fibre optic signals can travel far greater distances than electrical signals
with less risk of electromagnetic interference.
Non-volatile memory inside the panel used to store the program and the customer site data. Flash data storage is
very robust and needs no power at all to retain the data.
A Main Panel or Repeater can have an Integrated Sub-panel. This is a single sub-panel that can support one or three
Analogue Loops.
A local conventional sounder is an audible output device (bell or sounder) that is connected to the local bell output
on a main or sub panel.
The term Loop Sounder is used to describe an audible output device that is connected to and controlled individually
by an Analogue Loop. Loop Sounders are different electrically from Conventional Sounders.
An installation only has one, and one only, Main Panel. This is the heart of the system, which monitors and controls all
the components in the system, although not always directly.
Analogue Loop
Cable form
Conventional Sounder
Data Loop
Detector
Device
Evacuate
Fibre Optic Link
Flash
Integrated Sub-panel (ISP)
Local Sounder
Loop Sounder
Main Panel
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Manufacturers of Fire Detection Equipment
INSTALLATION & COMMISSIONING MANUAL REVISION 4.0 05/2013
JUNO NET - NETWORKABLE ADRESSABLE PANEL
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