snippet: Auxiliary Relay for GB2 Video Monitor Operates on 7-18 VAC and 12-24 VDC. The Alpha Communications® / Golmar SAR-12/24 Auxiliary Relay is used only with the GB2, Platea, Tekna and/or Szena series intercom and/or video-intercom systems. The SAR-12/24 is activated when the GB2, Platea, Tekna and/or Szena station is called from a door entry station, and provides a dry contact relay closure to activate an auxiliary signaling device.

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