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Panasonic Eco Solutions Nordic AB
MEW01777
Rev: -
2.2.8
2.3
2.4
2.5
2.6
2.7
2.8
2.9
2.10
Operating Instructions Fire alarm system EBL512 G3, V2.2.x
Conventional zone line input / External line
Input intended for one or more conventional alarm points. End-of-line
device in the last alarm point.
Output unit
Addressable unit with programmable control outputs. Connected to a
COM loop (see below).
Output / Control output
Defined or programmable function. Relay output or voltage output
(supervised / monitored), in the c.i.e. or an output unit connected on a
COM loop..
Short circuit isolator (ISO)
Addressable unit for automatic disconnection of a part (segment) of a
COM loop (see below) in case of short circuit on the loop.
(According to EN54-2: one ISO is required per 32 alarm points.)
Display unit (DU)
Addressable unit (RS485 line) for fire alarm presentation (incl. user
definable alarm text), alert annunciation, etc.
COM loop
Loop = a cable, with two wires, to which all the addressable units can
be connected. Starts in the c.i.e. and it returns back to the c.i.e.
Control Unit / C.U. / C.I.E.
Control Unit = Control and Indicating Equipment = Unit to which the
alarm points are connected (via e.g. a COM loop). Indicates fire
alarm, fault condition, etc. Fire Brigade Panel & Control Panel (see
below) included or not included. Printer included or not included.
Fire Brigade Panel (FBP)
Intended for fire alarm presentation, etc. for the fire brigade personnel.
Can be a part of the control unit (front) or a separate Display unit
(external FBP).
In an ext. FBP, a printer can be included.
Control panel (CP)
A part of the control unit (a part of the front), intended for the building
occupier / officer, service personnel, etc., to "communicate" with the
Control Unit / the System.
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