what does rx do

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The RX switch is required to activate the ALK. The RX switch monitors the pushbar and will signal the ALK to go into alarm when the pushbar is depressed. The RX switch also allows free in...
ALK kit comes with standard RX switch. It can be ordered without the RX switch or with LX switch as an option.
The RX switch is activated at approximately 18 degrees of lever rotation. 
The AE option is now called RX (Request to Exit) to match other Allegion exit brands nomenclature. The feature of getting a signal from the pushing of the device's pushpad is the same.
Falcon began offering an RX switch with its electrified functions beginning January 17th 2012.  To specify, add "RX" to the end of the part number. Example:  Storeroom Function, Fail Safe (EL), 12...
The MA RX features independent switches within the chassis that allow the customer to choose whether to monitor the inside or outside knob/lever.
Each switch is pre-wired to work with either normally open or normally closed systems, with color coded 5 ft long leads.
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