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Electrical Box Installations
Figure 2 illustrates how to mount the HD4D directly to a 4S electrical box or directly to wall
or ceiling. For 4S electrical box installations, the optional adapter plate can be used to
cover ceiling or wall imperfections around the electrical box opening.
Figure 2 4S Electrical Box Installation
Note Honeywell recommends that you orient the conduit plug facing downwards
(wall mount installations) to prevent moisture from entering the housing.
Electrical box
(not supplied)
Adapter plate
(use is optional)
HD4D base
Secure the optional
adapter plate to the
4S electrical box
using appropriate
screws (not supplied)
Secure the HD4D base with
screws appropriate to your
installation (supplied)
For surface mount
installations (without an
electrical box), use
#6-1 7/16 inch slotted Type
A screws (x4) supplied
Ceiling/wall