Specification and Dimensional Data Sheet 120act Series Audiometric Booth with Control Room

Product catalog summary

Overview
The document provides specifications and dimensional data for the 120act Series Audiometric Booth with Control Room by IAC Acoustics. It includes details on construction, noise reduction, sound absorption, and optional features.

Room Details
The booth consists of two single-layer rooms with a double-walled construction using 102mm panels. It includes an examination room and a control/observation room with a connecting window.

Dimensions and Weight
Four models are detailed with varying internal and external dimensions and total unit weights ranging from 2522 kg to 5074 kg.

Noise Reduction and Sound Absorption
The booth provides significant noise reduction, tested according to ASTM standards, with noise reduction values ranging from 47 dB to 99 dB across different frequencies. The sound absorption coefficient is also provided, with values up to 1.0.

Construction Details

Roof & Wall: Constructed from 102mm thick IAC Noise-Lock® 2 acoustic panels.
Floor: IAC Acousti-flote™ floors are 50mm high, carpeted, and use vibration isolators.
Doors: IAC Noise-lock® doors with magnetic seals and cam lift hinges.
Windows: Double glazed assemblies within profiled steel frames.

Electrical and Ventilation
Booths include lighting and a ventilation system operated by separate switches. Power operation is 240 volt, 50Hz.

Finish
Booths are polyester powder coated in RAL 9002 (grey/white) with anti-static carpeted floors.

Optional Extras
Additional features include acoustic double glazed vision panels, emergency light packs, internal power sockets, RF and electrostatic shielding, and more.

Catalog excerpts

Specification and Dimensional Data Sheet 120act Series Audiometric Booth with Control Room-1

UK-P1-MED-0231-201410-02 IAC Acoustics IAC House, Moorside Road, Winchester Hampshire, SO23 7US, United Kingdom T: +44 (0) 1962 873 000 www.iac-acoustics.com Specification and Dimensional Data Sheet 120act Series Audiometric Booth with Control Room Overall External Depth Internal Depth Internal Width Examination Room Overall External Width Internal Width Control Room Room Details Two single layer rooms with an outer enclosure of 102mm panels to provide a double walled construction. • Provides examination room and control / observation room • Connecting window provided between the two rooms • All other details as per IAC’s 120a series booths Exam. Room Internal Dimensions (mm) Control Room Internal Dimensions (mm) Internal Depth Complete External Dimensions (mm) Total Unit Weight (kg) Height Noise Reduction & Sound Absorption Octave Band Centre Frequency (Hz) 125 Noise Reduction (dB) for Double Wall Booths Sound Absorption Coefficient Sound Absorption: The composite sheet metal and sound absorbing assembly shall have a sound absorption coefficient based on laboratory tests in accordance with ASTM C423-77 as shown in the table below. 120.0 Double Wall Single Wall Noise-reduction measurements shall be made in accordance with the following ASTM Designations: E596 and, where applicable, portions of E90 and E336. * Defined as the measured difference between the sound pressure levels in a reverberant room, outside the booth and inside the booth. Octave Band Center Frequency, Hz. making the world a quieter place Uncontrolled copy when printed Noise Reduction*: The minimum allowable noise reduction of completely assembled rooms, as tested in accordance with ASTM Standards in a recognised independent and approved laboratory, as shown in the table

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