Otto NoizeBarrier Range SA Technical Manual And Instructions For Use
Circumaural
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Summary of Contents for Otto NoizeBarrier Range SA
- Page 1 NoizeBarrier Range SA ® Circumaural Headset Technical Manual and Instructions for Use...
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Page 2: Important Safety Warnings
TIONS MAY SEVERELY REDUCE THE AMOUNT OF HEARING PROTECTION PROVIDED BY THE HEADSET. • Use the NoizeBarrier Range SA at all times in noisy surroundings to avoid hearing loss/injury • Misuse of or failure to wear hearing protection when exposed to hazardous noise may result in hearing loss and/or injury. - Page 3 RANGE SA INSTRUCTIONS FOR USE Introduction The OTTO NoizeBarrier Range SA headset provides industry-leading hearing protection and excellent situational awareness/talk-through capability for mission-critical opera- tions. Advanced talk-through sound suppression circuitry enhances the ability to hear low-level sounds while protecting hearing.
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Page 4: Supplied Equipment
SUPPLIED EQUIPMENT Figure 1 OTTO NoizeBarrier® Range SA Headset (Figure 1) Headband Situational awareness (talk-through) Adjustment frames microphones Audio cross-over cable Battery compartment & cover Ear cups Power/Volume control Comply™ foam ear seals Figure 2 Optional Helmet Mounting System for Helmets with Rails (Figure 2) •... - Page 5 85 dB to safe levels. The OTTO NoizeBarrier Range SA is unique in that it does not shut down situational awareness when loud noises, including impulse noises such as gunfire, are blocked.
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Page 6: Operation
Install the Batteries to Power the Talk-Through Functionality (Figure 3-6) The OTTO NoizeBarrier Range SA headset uses battery or radio power to operate the situ- ational awareness/talk-through functions. Batteries are not required for radio communica- tion. When replacing batteries, be sure headset is off before opening battery compartment. -
Page 7: Maintenance
MAINTENANCE Low Battery/Replacing Batteries The OTTO NoizeBarrier Range SA headset uses two AAA batteries to control situational awareness (talk-through). A low battery alert of three short chirps at two-minute intervals is emitted when about 30 minutes of battery power remains. Replace the batteries following the Battery Installation Instructions on page 6. - Page 8 (Parts: C102359BK, C102359FD, C102359OD; C102365BK, C102365FD, C102365OD) The OTTO NoizeBarrier Range SA headset can easily convert from over-the-head use to be able to mount on helmet rails with the use of the optional helmet mounting kit. The helmet mount kit also includes a compartment for a spare battery on each ear cup.
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Page 9: Positioning The Headset
Positioning the Headset (Figures 18-20) The rail system mount has two positions. The first position is outward (Figure 18). In this position the ear cups sit slightly off the head for comfort. The second position is inward to provide contact with the head and a solid seal around the ears when in a noisy environment. - Page 10 While the labeled NRR is 23 dB, the typical user can expect to obtain a higher level of attenuation across frequencies when the ear muffs are used as directed and the device is off. SNR (SINGLE NUMBER RATING) Classification NoizeBarrier Range SA EN 352-1: 2002 Frequency (HZ) 1000 2000...
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Page 11: Spare Parts And Accessories
California to cause cancer and birth defects or other reproductive harm. For questions or more information, please contact: 10 West Main Street • Carpentersville, IL U.S.A. 60110 Toll Free Phone: 888-234-OTTO (6886) Phone: 847-428-7171 • Fax: 847-551-1343 E-mail: info@ottoexcellence.com www.ottoexcellence.com...
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