Guardian Technologies HR71 User Manual download pdf (Page 3)

Guardian Telecom Inc.

Installation and Operation

Model HR71

Page 3

Overview

HR 71 Industrial Ringdown/Autodialer Telephone

The HR71 is a rugged industrial telephone designed to provide safe, reliable, point to point

communication in harsh environments such as refineries, mills, plants, warehouses or areas with

high humidity.

The HR71 Telephone may be supplied with an optional Auto Dialer or dialing may be programmed

through a PABX. If an Auto Dialer is ordered with the HR71 refer to the manual for the Auto Dialer

for instructions on programming and for compliances.

Features

Enclosure

• 16 AWG steel, zinc chromate plated and powder coated

Epoxy Resin Coating

• encapsulates all parts on main circuit board

• resistant to corrosive agents (eg. H

S, SO

, and NH

), and high

humidity

Magnetic Reed Hook Switch

• no moving parts

Surge Arrestor

• prevents damage to the electronic circuits in the event of a high

voltage spike on telephone line

Noise Reducing Microphone

• allows a high level of intelligibility in locations with high background

noise.

Heavy Duty Handset Cord

• withstands abusive use

Hearing-Aid Compatibility

• compatible with inductively coupled hearing-aid devices

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Guardian Technologies HR71 User Manual Page 3