The Auxiliary Relay Module unit(s) shall be Alpha Communications® / S.T.R.™ QwikBUS™ model AM333, or approved equal. The AM333 shall be built into a rugged high impact plastic case, and shall be powered by the QwikBUS™ video-intercom or intercom station. The AM333 shall provide a normally open, dry contact closure when the QwikBUS™ video-intercom or intercom station is called from a lobby or entry station.
Low voltage wiring shall be used and positive screw terminal relay output connectors shall be provided for installation wiring. The AM333 shall be mounted behind the QwikBUS™ video-intercom or intercom station, where appropriate.
Contractor shall observe all local and national electrical and building codes.
The Alpha Communications® / S.T.R.™ AM333 Auxiliary Relay Module is used with the QwikBUS™ series intercom and / or video-intercom systems. The AM333 plugs into the QwikBUS™ series intercom and / or video-intercom station, and provides a normally-open, dry contact closure, when the station is being called from a lobby or entrance station. This allows connection of a separately powered device, such as a strobe, loud bell, etc.
(case only less wiring harness)
| Height: 1.25" (32mm)
Width: 1.75" (45mm)
Depth: 0.75" (20mm) from mounting surface
|Connections:||Positive screw terminals and plug-in connector|
|Mounting:||Surface-mounted (usually installed behind the QwikBUS™ video-intercom or intercom station).|