Honeywell NOTIFIER NFS-320 Document page 3

1.1 NFS-320SYS Option Boards
Keypad/display
unit attaches to
Also see Figure 2, "Top View of
NFS-320SYS Chassis Mounting
Options"
NOTE: When designing the cabinet layout, consider separation of power-limited (Class 2) and non-power-limited wiring as discussed in Section
"UL Power-limited Wiring Requirements".
Keyhole
Backbox
Chassis
CPU
CPS-24/E
DP-DISP2
(or ADP2-640
if in lower row)
NFS-320 and NFS-320SYS UL Listing Document — P/N 52745LD:G9 5/19/2022
chassis rails
Figure 1 Side View of the NFS-320SYS Chassis Mounting Options
Left Annunciator
(mounts to dress panel)
Figure 2 Top View of NFS-320SYS Chassis Mounting Options
Slot 1 (CPU, CPS-24, and
primary display)
Slot 2 (CPU, CPS-24,
and primary display)
Slot 3 (Mounting location
for LEM-320) or other
option board
Up to two option boards
Primary Display
(mounts to dress panel)
KDM-R2/C or NCA-2/C
(mounts to chassis)
Slot 4 Mounting location for
option boards and other
compatible peripherals
(Recommended mounting
location for fiber versions of the
NCM and HS-NCM)
Up to three option boards
(2 only if longer standoffs
are used)
Right Annunciator
Option boards
Mounted on BMP-1
Keyhole
3