1.0 IntroductionThe Alarm Relay Board (ARB) is used to provide external annunciation of controller enclosure and peripheral enclosure tamper events; either an opened enclosure cover or for an enclosure that has been removed from its mounting location ...
1.0 Purpose Keri controllers are designed with built-in voltage transient suppression. The controller ship kit also provides external transorbs that Keri highly recommends installing. For most applications, this level of protection is more than ...
1.0 Introduction Keri Part Number - RDR-ENR1 The RDR-EN1 is a multi-technology USB enrollment reader that is capable of reading both 125KHz proximity cards and 13.56MHz contactless cards and is compatible with the Doors.NET and Visual Doors software ...