visual indication of incoming calls from remote stations. Individual
visual indication shall identify calling station and status, and remain
actuated until a call is answered by a master station.
1.3.2.3
Identification Plates
In addition to the manufacturer's standard identification plates, engraved
laminated phenolic identification plates shall be provided for each
component connection and terminal. Identification labels shall be 3-layer
black on white on black, engraved to show white letters on a black
background. Any warning or caution labels shall be 3-layered red on white
on red, engraved to show white letters on red background. Control switches
and knobs shall be clearly marked with their function and status.
Identification strips for station selector switches shall be located to
clearly identify remote and master stations and shall be protected by
transparent plastic inserts.
1.3.2.4
Speaker/Handset Stations
At speaker/handset stations, lifting the handset shall automatically cut
out the loudspeaker in the station and all conversation shall be carried
through the handset.
1.3.2.5
Privacy Switch
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NOTE: Where noise does not exceed 55 dB, specify
hands-free operation from distances up to 6 m (20
feet). In areas where the noise occasionally
exceeds 55 dB, a talk-listen switch which overrides
the hands-free operation should be specified. Where
a high noise environment exists, delete hands-free
operation and specify only a talk-listen switch.
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A privacy switch shall be provided at each remote station. When in the ON
position, the switch shall prevent any transmission of sound from the
remote station. When in the OFF position, without further switch
manipulation, the station shall respond to incoming calls upon voice
activation from anywhere within a 6 m 20 foot radius of station.
1.4
DELIVERY AND STORAGE
All equipment delivered and placed in storage shall be stored with
protection from the weather, humidity and temperature variation, dirt and
dust, or other contaminants.
1.5
VERIFICATION OF DIMENSIONS
The Contractor shall become familiar with the details of the work and
working conditions, shall verify dimensions in the field, and shall advise
the Contracting Officer of any discrepancies before performing the work.
PART 2
PRODUCTS
2.1
MATERIALS
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NOTE: Project drawings should clearly indicate the
SECTION 16721
Page 8
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