Product Specification Sheet APS185

Rev. 11/2013

TU1007A Multi-Entrance Audio Switching Adapter

Architects' And Engineers' Specifications
The multi-entrance audio adapter(s) shall be Alpha Communications® / S.T.R.™ model TU1007A, or approved equal. Unit(s) shall provide the control and power circuits needed to switch the audio and door release functions, to the calling entrance station. Unit(s) shall be used in addition to standard system amplifier. Low voltage wiring shall be used and positive screw terminals shall be provided for installation wiring. The TU1007A unit(s) shall be installed adjacent to the intercom (or video-intercom) amplifier.

Contractor shall observe all local and national electrical and building codes.

TU1007A Multi-Entrance Audio Switching Adapter
The Alpha Communications® / S.T.R.™ TU1007A multi-entrance audio adapters are used with our S.T.R.™ series intercom and video-intercom amplifiers only. They provide audio intercom and door release switching for two (2) to eight (8) entrances (or more). They can be used with the NH200ANH201TT, NH201TVA, NH201TVA-2 series apartment intercoms as well as the VCU6 and VCU6-2 series video-intercom amplifier/power supplies. They cannot be used with the NH209TT series 2-wire systems, which can only have one (1) building entrance panel. They can also be used with the NH208TVU series amplifiers for the HT2006 series handset stations. 

The TU1007A adapters are used in addition to the system amplifier, and power off of the same transformer. No additional transformer is needed. When used on a video-intercom system, use must also use the model DPS-2 video switching adapter(s).

You need (1) DPS-2 for each TU1007A adapter being used. You must use one (1) TU1007A switching adapter for (2) building entrances, use two (2) for (3-4) building entrances, use three (3) for (5-6) building entrances and use four (4) for (7-8) building entrances.

The TU1007A multi-entrance adapters are designed to easily surface mount right onto the finished wall by means of customer supplied screws or the convenient plastic 'Din Rail' bracket supplied with each power supply. Connections are positive screw terminal type.

  • Can be used for two (2) to eight (8) entrances (or more)
  • Operates on Safe Low-Voltage Class II Wiring
  • Convenient Plastic 'Din Rail' Mounting Bracket
  • Positive Screw Terminal Connectors

Height: 3.75" (96mm) Width: 4.25" (108mm) Depth: 2.375" (61mm) from mounting surface
Rugged ABS plastic casing.
Positive Screw Terminal Connectors.
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Due to continuous product improvement, all colors, sizes, materials, finishes and specifications are subject to change without notice.