AOSafety E-A-RTONE 3A manual Rtone 3A

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Instructions for the use of

E-A-RTONE ® 3A

Insert Earphones

Revised 1997 per ANSI S3.6-1996 and ISO 389-2:1994

12/99

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Contents Rtone 3A Introduction Rlink Preliminary Procedures for Use of the E-A-RTONE3AObtained Interaural Attenuation Background Noise ReductionTubing Characteristics Cord Assembly and Unit PlacementPositioning of the E-A-RTONE Blocked TubingCalibration for Speech Audiometry Correction FactorsAnsi S3.6 and ISO 389-2 Reference Thresholds Technical Specifications and Limits for E-A-RTONE3ALimited Warranty

E-A-RTONE 3A specifications

The AOSafety E-A-RTONE 3A is an advanced respiratory protective device designed for individuals working in environments where airborne hazards are present. Renowned for its effectiveness and comfort, the E-A-RTONE 3A is a favored choice among professionals in various industries, including construction, manufacturing, and chemical handling.

One of the standout features of the AOSafety E-A-RTONE 3A is its high filtration efficiency, which is crucial for providing reliable protection against particulate matter, dust, and other harmful airborne substances. The respirator is equipped with P100 filters that capture at least 99.97% of airborne particles, making it suitable for use in environments with higher levels of hazardous dust and aerosols.

The design of the E-A-RTONE 3A emphasizes user comfort, allowing for prolonged wear without discomfort. The adjustable head straps ensure a secure fit, while the soft, foam-rubber face seal conforms to the contours of the wearer’s face, reducing leakage and providing a tight seal against contaminants. This ergonomic design minimizes fatigue, enabling users to maintain focus on their tasks without the distraction of an uncomfortable respirator.

The E-A-RTONE 3A is also designed for versatility. It can accommodate various filter and cartridge types, depending on the specific requirements of the work environment. This adaptability makes it a go-to choice for users who may encounter different types of hazards or who work across various settings.

In addition to its protective features, the AOSafety E-A-RTONE 3A boasts an easy-to-use exhalation valve. This mechanism minimizes heat and moisture buildup inside the respirator, enhancing overall comfort during extended use. The valve facilitates exhalation while preventing the ingress of contaminants, thereby maintaining a clear respiratory path.

Moreover, the lightweight construction of the E-A-RTONE 3A ensures that it does not add unnecessary strain on the wearer. It’s designed to facilitate ease of movement, which is essential in active work environments. Users can wear it alongside safety goggles and other personal protective equipment, making it a versatile asset in any safety attire.

Overall, the AOSafety E-A-RTONE 3A combines high-efficiency filtration, comfort, and versatility, making it an excellent choice for anyone seeking reliable respiratory protection in potentially hazardous environments. Whether for professional use or DIY projects, this respirator stands out for its commitment to safety and user satisfaction.