Valcom V-1048C User Manual

Issue 10
1 947049
V-1048C - 45 OHM TALKBACK HORN
INTRODUCTION
These instructions contain the specifications and
guidelines necessary to install, operate, and
maintain the V-1048C, 45 Ohm Talkback Horn.
SPECIFICATIONS
Applications
The V-1048C talkback horn is designed to be
used with "handsfree" talkback control units. In
combination with these units, the speakers
provide both loudspeaker and talkback
functions.
A standard talkback paging system is comprised
of three basic components:
1. Talkback Page Control Unit
2. Speakers
3. Power Supply
Consult your Valcom distributor for assistance in
selecting a control unit and power supply.
Features
 45 Ohm input impedance
 Easy connection using twisted pair wiring
 Universal mounting base
Nominal Specifications
 Input Impedance: 45 Ohm
Dimensions & Weight
 7.4" H x 10.0"W x 10.4"D
(18.8cm H x 25.4cm W x 26.4cm D)
 3.4 lbs. (1.5kg)
Environment
Temperature: -20 to +55
o
C
Humidity: 0-95% non-precipitating
Limitations
 Two talkback speakers maximum per zone
(depending on controller)
 800 feet maximum cable length to speaker
NOTE: Do not split pairs to speakers.
 Do not use talkback in noisy areas (80 dB or
greater)
Coverage
The distance you can be away from a speaker
and still have good talkback depends on the type
of speaker and ambient noise level.
The speaker should be as close as possible to
the area where talkback is desired. It should not
be mounted close to, or pointed at, noise
producing equipment such as fans, air
conditioners, machinery, or compressors.

Valcom V-1048C Specifications

General

Brand	Valcom
Model	V-1048C
Category	Horn
Language	English

Summary

Introduction

Product Specifications

Applications

Details the intended use and function of the V-1048C talkback horn in paging systems.

Features

Highlights the key characteristics and capabilities of the V-1048C talkback horn.

Nominal Specifications

Lists the essential electrical and physical parameters of the V-1048C talkback horn.

Dimensions and Weight

Provides the physical size and mass of the V-1048C talkback horn.

Operating Environment and Limitations

Environment

Specifies the temperature and humidity ranges for V-1048C operation.

Limitations

Outlines constraints on speaker usage per zone and cable length.

Coverage

Advises on optimal placement for effective talkback based on noise levels.

Installation and Mounting

Cabling and Connections

Describes proper wiring practices and connection methods for the talkback horn.

Mounting Instructions

Details how to attach the horn to surfaces like walls, beams, or electrical boxes.

Troubleshooting and Support

Troubleshooting Chart

Provides solutions for common problems encountered with the talkback horn.

Technical Assistance

Information on how to obtain factory support for troubleshooting and issues.

Warranty Information

Valcom Limited Warranty

Details the warranty terms, limitations, and exclusions for Valcom products.