NFS-320/E/C Operations Manual —
key to manually activate all silenceable outputs and Notification Appliance Circuits.
o prevent accidental activation,
control panel does the following:
terminals, and FDU-80 annunciators
he panel sounder. When pressed and
held, the control panel does the following:
key is held for longer than five
seconds, the LCD will display the Software Revisions.
The programming keypad includes:
If Local Control is set to “1” (NO)
or “2” (Partial Control), the FACP will not respond to