Alpha PK502B Specsheet

Product Specification Sheet APS239 - Rev. 11/2013

PK502B Multi-Entrance Audio Switching AdapterPK502B Multi-Entrance Audio Switching Adapter

387 CANAL STREET • NEW YORK • NY • 10013-1615 • Phone: [phone] • Fax: [phone] CANAL STREET • NEW YORK • NY • 10013-1615 • Phone: [phone] • Fax: [phone]

Web: www.canalalarm.comWeb: www.canalalarm.com

Copyright © 1998-2 017 Alpha Communication s® - All Righ ts Reserved.

Due to c ontinuo us product i mprovement, all col ors, sizes, materials, finishes and sp ecifications are subject to change witho ut not ice.

Architects' And Engineers' SpecificationsArchitects' And Engineers' Specifications

The multi-entrance adapter(s) shall be Alpha Communications® /
TekTone model PK502B, or approved equal. Unit(s) shall provide
the c ontrol and power circuits needed to switch t he audio and
door release funct ions, to the calling entrance station.
Unit(s) shall be used in addition to standard syst em amplifier. Low
voltage wiring shall be used and a plug-in wiring harness shall be
provided for installation wiring. The PK502B unit(s) shall be
installed adjacent to the intercom amplifier.

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

PK502B Multi-Entrance Switching AdapterPK502B Multi-Entrance Switching Adapter

The Alpha Communicat ions® / TekTone PK502B multi-entrance
adapters are used with our IA543, PK543A, PK543, PK292A and

PK205 series amplifiers only. They provide audio intercom and door

release switc hing for two (2) to eight (8) entrances (depending on
how many PK502B's are used).

The PK502B adapters are used in addition to the system amplifier,
and power off of t he same transformer. A plug-in wiring
harness makes installation quick and easy.

You must add one (1) PK502B switching adapter to each entrance,
after the first entranc e, up t o a maximum of eight (8) entrances
(using a maximum of seven (7) PK502B units).

FeaturesFeatures

Can be used for two (2) to eight (8) entrances
Operates on Safe Low- Voltage Class II Wiring
Convenient Plug-In Wiring Harness
Convenient Surface Mount installation

SpecificationsSpecifications

Dimensions:

Height: 5.50" (140mm)
Width: 3.125" (83mm)
Depth: 2.00" (51mm)

Construction: Rugged ABS White Plastic Casing

Connections: Polarized plug in type wiring harness

Mounting:

Surface mount or mountable t o the rear of
specifically designed apartment entrance
speaker panels.