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Resolution: The "B" means "Bypass". The "80 or 140" is the degree of door opening from the fully closed position. "B80" means the hold open feature is bypassed (will not hold open) until the door is opened...:

When did we start shipping the Senior Swing, Benchmark, and Falcon operators with the ES Filter?

Resolution: On the Benchmark, if there is line noise from a strike then the unit will lose it's hold open time. Adding the ES Filter, which is a diode, will resolve this issue and the unit will hold it's...:

Is the 4040 HEDA arm handed?

Resolution: The 4041/4040XP HEDA arm is handed because of the hold open feature. The regular EDA arm is not handed.:

What is the difference between an LCN CUSH arm, and an LCN EDA arm?

Resolution: EDA ARM - The EDA arm is a heavy duty parallel arm mount. The degree of door opening is determined by the template used for mounting. EDA arm closers can only be mounted as a Push S...:

What is the 4310HSA/4410HSA series closer?

Resolution: HSA - stands for Holder Scanner Activation.The HSA is an electrically controlled closer/holder designed to provide easy passage for groups of pedestrians through high traffic doors. With a constant...:

How do you wire up the new hold open switch on the 4600 units?

Resolution: The 4600 Series I/O PC Board was updated in Nov. of 2010. As part of that update, the hold open switch plug in connector was removed, requiring the hold open switch to be field wired on t...: