Paxton 356 310 exit button E50 Capsule Review: Geo Metro The Truth About Cars. About Exit buttons may be used with Compact, Switch2, Paxton10 or Net2 systems. The E series is designed to match our range of proximity readers and keypads. Exit buttons are supplied with black fascias only. Replacement fascias are available in black and white grey, and are free of charge to Paxton registered installers from the Extranet. The E series exit buttons are available in three sizes and are suitable for interior use. Installation The installation instructions show how the exit button is wired to Compact, Switch2 and Net2 systems. The E75 exit button fits on a standard UK recessed backbox. The exit button with screw connectors is not pre wired. It is supplied with rising clamp terminals at the rear. Operation E Series. The green LED is lit continuously. When the exit button is pressed, the green LED flashes to indicate that the door is unlocked (only when used with Switch2 and Net2). When used with compact the exit button is illuminated but will not flash.