Bogen SCR25A Call-in Module

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Call-In Module is an annunciator latching control bank designed for use with room selector panels in Multi-Graphic systems. The silicon controlled rectifiers provide annunciator la tching, keeping the appropriate LED annunciator lamp on the room selector panel illuminated until the call is acknowledged. Features: Provides 25 silicon controlled rectifiers Permits the use of momentary switches without SCRs Provides annunciator latching control Simple plug-in method 25 annunciator circuit capacity Operating mode set with jumpers Termination via centerline pins (use Bogen 25-Series Connector Kit) Support brackets included Show more