Specifications

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EN54 FIREFINDER PLUS INSTALLATION,COMMISSIONING & OPERATION
12.3 Expansion Board
The Expansion Connection Board (BRD86FEPB) is used to increase the capacity of the controller
from 4 Slave CPU’s to 8 allowing Loops 5 8 to be configured. Connection from the Controller to the
Expansion Board, which must be mounted within 200mm of the Controller, is made via a 20 way flat
cable Slave CPU number 5 is an integral part of the Expansion Board, only Slave CPU’s 6, 7 and 8
are plug ins.
Connections
CN1
To Main Connection Board
CN2
To Slave CPU 2
CN3
To Slave CPU 3
CN4
To Slave CPU 4
CN5
On board Slave CPU
Figure 75: Board Overlay