19
Chapter 3: Installation
3.1
Installation Precaution
Installation Precautions
WARNING
-
Several different sources of power can
be connected to the fire alarm control panel.
Disconnect all sources of power before servicing.
Control unit and associated equipment may be
damaged by removing and/or inserting cards,
modules, or interconnecting cables while the unit is
energized. Do not attempt to install, service, or
operate this unit until this manual is read and
understood.
CAUTION -
System Reacceptance Test after
Software Changes.
To ensure proper system
operation,
this
product
must
be
tested
in
accordance with NFPA 72 after any programming
operation or change in site-specific software.
Reacceptance testing is required after any change,
addition or deletion of system components, or after
any modification, repair or adjustment to system
hardware or wiring. All components, circuits, system
operations, or software functions known to be
affected by a change must be 100% tested. In
addition, to ensure that other operations are not
inadvertently affected, at least 10% of initiating
devices that are not directly affected by the
change, up to a maximum of 50 devices, must also
be tested and proper system operation verified.
This system
meets NFPA requirements for indoor dry
operation at 0-49° C/32-77° F and at a relative
humidity of 93 ±2% RH (non-condensing) at 25 ±2°
C/77 ±3° F. However, the useful life of the system's
standby batteries and the electronic components
