Rev. 1 - 02/01
Copyright© 2001, Alpha Communications®, All Rights Reserved
42 Central Drive • Farmingdale NY 11735-1202 • Phone (631) 777-5500 • Fax (631) 777-5599
TOLL-FREE 1-800-666-4800 • Web: www.AlphaCommunications.com • Email: firstname.lastname@example.org
537E Kit with
style Door Station
ARCHITECTS' AND ENGINEERS'
The video-intercom system (kit) shall be Alpha Commu-
nications®/Elvox '537' series or approved equal. Entry
intercom/camera station shall be 'Economy' Style surface
mount type (model #537E) or flush vandal-resistant metal
button style (model #537A) or flush (Patavium style)
Brass (model #537T). System shall be powered by a low-
voltage plug-in transformer (provided in each kit), and
each kit shall contain a model #537C video-intercom
monitor and 100' (30.5m) of special connecting cable.
Contractor shall furnish and install a (compatible) electric
door release, and related components, if required. Where
required, contractor shall furnish and install an optional
model PK407A specialty door release relay unit.
Contractor shall observe all local and national electrical
and building codes.
'537' Series 2+2 Wire
The Alpha Communications®/Elvox™ '537' series video-inter-
com kits are low cost residential/commercial video entry security
systems. The wiring from the inside monitor to the door camera
remote station is only 2 wires plus a coax (2+2), and each kit
comes with 100 of this combination cable. A low voltage
transformer connects to the inside monitor station and also comes
included in each kit. No additional transformer is needed if a
16VAC electric door opener is used. Simply run a 2-conductor
cable from the 16VAC door opener to the door remote station!
There are three (3) types of door stations available and a surface
backbox (model# 320P) is available to surface mount the vandal-
resistant door station, if needed. Each kit can have an additional
video-intercom monitor station (m