Controlled Products Systems Group AOMSW300 - Manual (Page 5)

Class one: Residential
Class Two: Commercial or General Public Access
Class three: Industrial or limited Access
Class Four: Restricted Access
Other components required to satisfy UL 325
:
Type A:
Type B 1:
Type B2:
Type C:
Type D:
Type E:
All of All-O-Matic Inc’s Gate operators conform to the most ridged Class One
A vehicle gate operator intended for use at a home of one to four single family dwellings, garages
or parking area.
A vehicular gate operator intended for use at a commercial location or building such as a multi-
family housing unit (five or more single family units), hotel, garages, retail stores, other buildings
servicing the general public.
A vehicular gate operator intended for use at an industrial location or building such as a factory,
loading dock area, or other locations not intended to service the general public.
A vehicular gate operator intended for use at a guarded industrial location or building such as
airport security areas or other restricted access locations not servicing the general public where
unauthorized access is prevented via supervision by security personnel.
Each class must have a primary and secondary means to sense and react to obstructions within
two seconds.
Inherent obstruction sensing system. This system must sense and initiate the reverse of the gate
within two seconds of contact with a solid object.
Provision for connection of a non-contact device can be used, such as a secondary protection.
Provision for connection of a contact sensor. Examples include an edge device or equivalent. This
can be used for secondary protection.
Inherent adjustable clutch or pressure relief valve.
Provision for connection of or provided with and actuation device requiring continuous pressure.
Inherent audio alarm.
.
The six types of obstruction sensing systems are
DIFFERENT UL 325 CLASS TYPES
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