| Monitoring
the activities of inmates and patients in high-security or
sensitive types of areas requires a special kind of communication
system. The system must be sensitive enough to deliver clear,
intelligible communications in high-ambient noise environments.
It must be durable enough to withstand a tough environment.
And it must provide a measure of control for those responsible
for the inmates or patients.
The
Norcon TTU-5 is specially designed to achieve this. It is
intended for in-wall installations requiring flush-mounting
and bullet resistance. It is enclosed in a pair of wall-mounted
galvanized steel back boxes with stainless steel rectangular
faces.
HOW
IT WORKS
The microphone/speaker combination is designed to penetrate
high-ambient noise levels. In addition, the TTU-5's circuitry
shapes and enhances the sound for maximum intelligibility.
Its compression circuitry decreases loud, annoying sounds.
The microphone/speaker and controls are flush with the panel,
assuring a tamper-resistant environment. The operator has
access to recessed volume controls.
HOW
TO INSTALL
The TTU-5 unit with the controls goes on the corridor side;
the other unit on the inmate or patient side. Simply connect
the cable provided to the terminal blocks on the stainless
steel plates. Then fasten these plates to the back-boxes
using the tamper-proof screws and special tool furnished.
The
panel on the exterior (corridor) side is connected to a
continuous-duty, 117-Volt AC power supply which is stepped
down to 15 Volts.
FEATURES:
Clear two-way hands-free
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