EN54: INFORMATION
In accordance with EN54-2 1997/AC: 1999 clause 13.7, the maximum number of sensors and/or manual call points in this
panel will not exceed 512 units.
The Fire Detection Control Panel complies with the requirements of EN 54-2: 1997 + AC: 1999 + A1:2006 and EN 54-4:
1997 + AC: 1999 + A1: 2002 + A2: 2006. In addition to the requirements of the above mentioned standard, the unit
conforms to the following optional functions:
OPTION
EN54-2 Clause
●
Indication: Fault signals from points
8.3
●
Controls: Delays for activation of outputs
7.11
●
Disablement of each Addressable point
9.5
●
Test Condition
10
●
Outputs to fire alarm devices
7.8
In addition to the functions required by the standard EN54-2 1997/AC:1999, the panel supports ancillary functions that
are not required by the above mentioned standard, namely:
ANCILLARY FUNCTIONS
●
Panel network connection port
●
Panel to PC programming software (upload/download) port
●
Auxiliary relays outputs.
ANALOGUE LOOPS
Each analogue loop can be connected to a maximum of 125 devices (+64 if shadowed). According to EN54-2 clause 12.5.2,
in case of a short circuit or interruption of the analogue detection loop, only a maximum of 32 detectors or call points per
loop can be prevented at any one time of transmitting a fire alarm. In order to assure compliance with this clause, a loop
isolator must be installed after every 32 detection devices.
SYSTEM LIMITATIONS
A fire alarm system can provide early warning of a developing fire, but it does not assure protection against damage or
loss resulting from a fire.
The fire alarm system should be designed and installed in accordance with all relevant regulations and codes of practice.
To ensure maximum protection, the system
should be regularly tested and inspected by qualified fire alarm installation
personnel.
Inspection and testing should be carried out in accordance with the appropriate local standards.
NODE+ / Installation & Commission Manual / © GFE 220331
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