Valcom V-1109RTHF, Дизайн/Информация

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Issue 15
1 947099
VALCOM HANDSFREE TALKBACK PAGING
SYSTEM DESIGN/INFORMATION
INTRODUCTION
These instructions provide the basic information
required to properly install a Valcom Handsfree
Talkback Intercom or Paging System.
Valcom Handsfree Talkback Equipment may be
used with any 1A2, Electronic Key, PABX
Telephone System, or with one or more
dedicated single line telephone(s).
SYSTEM OVERVIEW
Purpose

Provides telephone system accessed paging
with handsfree reply
.
Applications

Electronic Key System Handsfree Paging

PABX Handsfree Paging

Centrex/Essex Handsfree Intercom/Paging
in conjunction with a Station level Page
Adapter.

Stand Alone Handsfree Paging Systems

1A2 Handsfree Intercom
.
Features

1, 3, 6, 9, 24, 48, 72, and 96 zone systems
are available.

Talkback control units also support one-way
speakers. (With their associated power
supply.)

Standard 22 or 24 AWG twisted pair
telephone wire used for speakers.

Existing Cat 3 or 5 twisted pair house cable
or feed cable may be used without
introducing crosstalk.

One-way all call to all speakers available.

One-way and talkback paging may be mixed
on the same zone. Each talkback zone may
include a talkback and up to 40 one-way
amplified speakers.

Ceiling, wall, horn, desktop, and explosion
proof paging speakers available.

Alert tone on page access (optional on some
units).

15 second repeated alert tone (optional on
some units).

No alert tone on all call.

Additional features are available on
individual units. Check appropriate
installation practice for information.
Access Methods

Electronic Key System or PABX loop trunk
port (trunk circuit required).

Stand alone systems via dedicated single
line telephone instruments.

1A2 line button (line card required on most
units).
VALCOM
TALKBACK
CONTROL
UNIT
TELEPHONE
SYSTEM
TALKBACK
SPEAKER
TALKBACK SYSTEM BLOCK DIAGRAM
FIGURE 1
POWER
SUPPLY
(IF REQUIRED)