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dBAir Environmental System 1/3 Octaves with Occupational Noise - Class 1

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Product code: IC-NK112

Order Me In, Once ordered this item will likely dispatch before the 12th of October 2025, call 1300 737 871 (NZ 0800 737 871) to confirm.

The NK112 is the Octave version of Castle dBAir Handheld Safety & Environment System that is the flexible and powerful solution for Noise at Work Assessments and Outdoor Noise Measurements by hand, with 1/3 octave for environmental studies.

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$8,739.20 AUD + GST
 $9,613.12 AUD Inc. GST

The Castle dBAir Safety and Environmental Handheld Assessment System with 1/3 Octaves was specifically designed to carry out:

- Exposure Assessments
- Factory Noise Mapping
- SNR, HML & Octave Band Hearing Protection Assessment
- Litigation Defence
- Noise Control Effectiveness
- BS4142 assessments
- Tonal Noise Assessment to 1/3 Octave
- Construction noise
- Compliance testing
- Attended Boundary noise monitoring
- Hand-held environmental measurements
- Tonal Noise Assessment to 1/3 Octave
The Castle dBAir works wirelessly with The Castle Cloud software and it's FREE to use! Make your account today at www.TheCastleCloud.com. All dBAir Systems come with a 3 Year Pro licence.

Specifications

- Applicable Standards: IEC 61672-1:2013 IEC 61260-1:2014 (Where Octave Bands Fitted) IEC 61252:1993 amendment 1:2000 (Where Exposure Fitted)
- Microphone: Class 1:Type 1 Pre-Polarised one-half inch, (50mV/Pa) Condenser Microphone -26 dB +/- 2 dB re 1V/Pa Class 2:Type 2 Pre-Polarised one-half inch (25mV/Pa) Condenser Microphone -32 dB +/- 3 dB re 1V/Pa
- Measurement Ranges: Linear Operating Range: 95dB
- Noise Floor: Typical "A" Weighting Frequency Weightings Measurement 1: A, C or Z Measurement 2: A, C or Z
- Frequency Range: 1 Hz - 20 kHz (electrical characteristics) Class 1: 12.5 Hz - 20 kHz (including microphone) Class 2: 16Hz - 16kHz (including microphone)
- Time Weighting: Measurement 1: Slow, Fast, Impulse Measurement 2: Slow, Fast, Impulse
- Display: 2.4 Full Colour TFT 240x320 pixels
- Dual Measurements: Simultaneous dual measurement with independent time and frequency weightings
- Measurement parameters: LSPL, LE, LEQ, LMAX, LMIN, Peak, LEP'd, Exposure Points, Dose, Hearing Protector Calculator, Ltm3, Ltm5, Lday, Lnight, Ldn, Lden, NA, 10 user-definable Ln values (preset to: L1, L2, L5, L10, L50, L90, L95, L98, L99) plus LAF* for Noise act assessment.
Includes:
- GA141SEO dBAir Safety & Environment Octave (1/1, 1/3) Class 1
- GA607 Calibrator, Dual Level, Class 1 (includes GA690 Barometer)
- CCPRO3 Pro Account for Castle Cloud - 5 Users, 5 Instruments (3 Year)
- KA017 Protective System Carry Case (dBAir)
- dB001 dBAir Rubber Case


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Our Australian experts have access to a huge range of products from national and international suppliers.

If for any reason you have trouble using this form please email the following address and your enquiry will still receive a response from a scientist within 3 business hours: scientists@instrumentchoice.com.au