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2
SYSTEM INSTALLATION
Important: Only qualified service personnel should carry out installation of the
system.
Please refer to the Safety Notes in the “Powering Up the System” section
2.1
Mounting the Control Unit
The control unit comprises a printed circuit board (PCB) housed within a 3-part
enclosure which is constructed from robust ABS plastic. The three enclosure parts
consist of the Access Cover, Top Cover and Base. The access cover may not be
opened without the use of a tool. The access cover encloses the connection
terminals to which the user has to have access for the installation of the system.
Physical Dimensions - 335mm (H) x 265mm (W) x 85mm (D)
2.1.1 Location
Find a location which is:
§
easily accessible, sufficiently spacious and well lit to allow you to wire the
system.
§
isolated from plumbing or electrical wiring
§
within 2 mts. of the nearest power point
§
within convenient reach of the NTU (ISDN line socket)
§
not exposed to extremes of tempera ture, humidity, dust, chemicals or direct
sunlight.
§
it is especially important that you allow at least 300mm clearance from the left
side of the mounted unit.
