Ul325 Model Classifications - Chamberlain LiftMaster Professional SL540 Manual

CLASS I – RESIDENTIAL VEHICULAR GATE OPERATOR
A vehicular gate operator (or system) intended for use in a home of one-to four single family
dwellings, or a garage or parking area associated therewith.
CLASS II – COMMERCIAL/GENERAL ACCESS VEHICULAR GATE OPERATOR
A vehicular gate operator (or system) intended for use in a commercial location or building such
as a multi-family housing unit (five or more single family units), hotel, garage, retail store or other
building servicing the general public.
CLASS III – INDUSTRIAL/LIMITED ACCESS VEHICULAR GATE OPERATOR
A vehicular gate operator (or system) intended for use in an industrial location or building such as
a factory, loading dock area or other location not intended to service the general public.
CLASS IV – RESTRICTED ACCESS VEHICULAR GATE OPERATOR
A vehicular gate operator (or system) intended for use in a guarded industrial location or building
such as an airport security area or other restricted access locations not servicing the general
public, in which unauthorized access is prevented via supervision by security personnel.
NOTE: Models SL540 and SL570 meet the following specifications
U L 3 2 5 M O D E L C L A S S I F I C A T I O N S
MODEL CLASS 1
#
SL540
#
SL570
CLASS 2 CLASS 3
# #
# #
4
CLASS 4
#
#