 Standard Features
Concealed Transom Mounting: Closer is
concealed in aluminum or hollow metal frames. Installation requires a minimum 4"
(102mm) high frame header.* Removable frame stop is required.
Concealed Top Rail Mounted Slide Track:
Requires a minimum 2" (51mm) top rail depth and a 1-3/4" (44mm) minimum door
thickness.
Concealed Arm: When door is closed.
Requires a 3/8" (9.5mm) deep door cutout for arm clearance at top of door on the stop
side.
450 Fire Block Door Liner: Available for
use in 20 minute fire door assemblies where recognized by the local authority having
jurisdiction.
Standard Door Handing Hardware: Closer can
be installed on doors hung with butt hinges or offset pivots. Hinges or pivots supplied by
others.
Shock Absorbing Door Stop: Built into the
slide track. Non-hold open closers have an adjustable block and hold open closers have two
springs that dead stop the door approximately 5° beyond the hold open point. Use of an
auxiliary door stop is always recommended.
Optional Hold Open: Template locations
permit installation of the slide track to provide a single hold open point in 5°
increments. Can be installed to provide hold open at a point between 85° and 125° for
either butt hinges or offset pivots. The hold open point is dependent upon how the closer
is templated.
Hold Open Selector: In the Slide track,
can be set to disengage when hold open is not required. Standard screwdriver operated
through a 1/2" (13mm) hole drilled in the door's top rail.
Aluminum Alloy Shell: Lightweight with
proven durability.
Rack and Pinion Operation: Assures smooth
power transmission through entire opening and closing cycles.
50% Spring Power Adjustment: Power is
adjustable up to 50% over minimum closing force for each closer size. Spring adjustment
gear assembly adjusted by a standard screwdriver.
Adjustable Sweep and Latch Speed:
Independent regulating valves, hex key operated.
Adjustable Backcheck Cushioning: In
dependent regulating valve, hex key operated.
Adjustable Backcheck Positioning: Allows
adjustment of the point, in the door's opening cycle, at which backcheck cushioning
takes effect. Provides a range of 20° within which backcheck can be set.
Non-Hold Open Arm: The arm is 13"
(330mm) long with offset bend to permit 180° door opening; handed.
Hold Open Arm: This is a straight arm,
16" (406mm) and is non-handed,
Dress Plates: Secured to bottom of closer
with sex screws. Prevents tampering and offers streamlined appearance. Security fasteners
(torx screws with security pins) furnished standard.
Door Position Switch (DPS): This switch is
a Single Pole Double Throw (SPDT) momentary contact, with one normally open and one
normally closed set of contacts. The three switch terminals are wired to the integral
conduit box for connection to incoming wiring. The switch and wiring are for operation
with VAC/VDC systems.
Door Position Switch Adjustment:
Adjustment of the door position switch can be made at the opening without removing the
closer from the frame. The door position adjustment and test socket are exposed for easy
access during installation. Test probes from a volt meter are inserted into the test
socket while using a 1/8" hex wrench to adjust the "Position Switch
Adjustment".
Test Socket: Volt meter or test light may
be connected to test socket to test normally open circuit or normally closed circuit at
the door opening. The door position switch may be adjusted without removal of closer from
door.
Optional Features
Adjustable Delayed Action Closing: Delays
closing at any point beyond 70° of door opening. For handicapped or wheeled traffic and
is available in addition to backcheck cushioning and backchcek positioning.
Accessibility Code Closer: Use the sizing
charts on page 3 to select a closer that will conform to the requirements of ANSI A117.1
Specifications.
* A 2" x 4" dust box, supplied by door and frame
suppliers, is recommended. |
