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“ what does "LC" stand for ”

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Resolution: The 4041 Rw/PA and the Hw/PA have the same template. The only difference is the arm. The 4041/4040XP Hw/PA, if mounted to the 180° template, will hold the door open at 180°. Rw/PA is Regular A...:

What is the purpose of a Swing Free arm on a 4310ME?

Resolution: The (SF) "Swing Free" arm allows the door to be put into hold open position, but then repositioned (swing free) to any other degree of opening without taking the closer out of the hold open mode....:

Does the PD listed with lock model number mean anything?

Resolution: Schlage and Falcon use the P cylinder suffix to designate conventional key-in-lever (KIL) 6 pin cylinder. The D means that the lock will have a deadlatch.:

What does BSS and CSS stand for?

Resolution: BSS means - Blade Stop Spacer. A -61 for example would be used after the series of the closer being used.CSS means - Cush Shoe Support. A -30 for example would be used after the ser...:

Does Von Duprin offer a classroom security option with visual status indication?

Resolution: Von Duprin offers two options: The CDSI/HDSI Dogging Indicator provides an at-a-glance verification of the status of the door from inside of the room. Visible “LOCKED” and “UNLO...:

What does AVB mean in a closer and which closers are available with this option?

Resolution: AVB stands for Advanced Variable Backcheck. It is a cylinder option when ordering, that allows backcheck to start at about 45 degrees instead of the normal 75 degrees. 4110, 4210...:

What is the delay time adjustment on a Delayed Action closers?

Resolution: Regular LCN closers have "3" regulating valves for General Speed, Latch Speed, and Backcheck. If the LCN closer has "4" regulating valves, then the closer has the Delayed Action feature. De...:

What is exposed glass size?

Resolution: When dealing with glass lights in doors, there are three (3) critical dimensions which must be coordinated: Exposed Glass Size (EGS) - the horizontal and/or vertical dimensional size of the vision...:

What would the 904H stand for on a Falcon Monarch exit device?

Resolution: The "904H" is a UL Panic label that is placed on the centercase of the Falcon/Monarch Panic device.:

What is the Buy American Act (BAA)?

Resolution: To obtain product certification forms:Download the BAA Catalog on the Allegion website Complete the information requested in the the BAA Catalog with a detailed copy of the prod...:

What is AFL on fire rated LBR exit devices?

Resolution: AFL stands for "Auxiliary Fire Latch" on fire rated exit devices.:

What are the Von Duprin part numbers for RX, LX and RX,LX-LC switch kits for field installation?

Resolution: The attached table shows the part numbers for LX-RX and LX-RX-LC switches field installed.:

What is the difference between an RX switch and an RX-LC (low current) switch?

Resolution: The standard Von Duprin switches (RX and LX switches in exit devices, and DS dual switches in 6100 and 6200 Electric Strikes) are rated for 0.05A to 2A @ 24 VDC. The low curren...: