Installation and Operation Manual
XNU
TheFW106/FW106C control panel communicates to panels/annunciators, up to 110 nodes on a network.
Circuit topology support: Class B.
XNU address is set by configuration from the panel or configurator. The valid address range of the
FW106/FW106C or a compatible annunciator is 1 to 110.
Battery
FW106/FW106C can support 40 AH sealed lead‐acid batteries within code requirements for up to 24 hours
normal standby plus 30 minutes alarm.
Batteries must be replaced when they fail to provide the control panel with the required standby and alarm
power or after 4 years, whichever happens first.
Please refer to Battery Calculations to select an appropriate Battery Capacity.
The XNU must be set to a correct address before use. Please refer to Unit Address
Setting section for detail.
Figure 11 XNU
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