Castle | See more Environment Meters | See more Sound Level Meters

SONUS Safety/Environmental Sound Meter System Class 1 - IC-NK021

ORDER ME IN
Product code: IC-NK021

Order Me In, once ordered this item will likely dispatch before the 21st of September 2025, call 1300 737 871 (NZ 0800 737 871) to confirm.

Check noise levels in the workplace, environment, pub or club. Ensure that employees and anyone near a noise source is not being subjected to noise levels above dangerous noise levels. Take regular measurements and monitor certain areas to ensure that noise control measures remain effective.

Read more | Need help? 3 Hour Business Reply

$4,059.10 AUD + GST
 $4,465.01 AUD Inc. GST

The Castle SONUS is a new range of pocket meters designed for ease of use with the power the cover the work you need, from Noise at Work measurements to Environmental monitoring. The SONUS sound level meters are split into a range of meters to suit specific needs.

The Integrating GA116I include additional parameters including Lep'd and Dose enabling the sound meter to also double as a dosemeter. The meter is ideal for Industrial Safety Officers and Safety Managers and can be used for Health and Safety at Work Act; Noise Regulations 1989. The GA116I gives all the required information for Noise at Work risk assessments.

Applicable Standards:

I EC 61672-1:2002 Class 1 Group X
BS EN 61672-1:2003 Class 1 Group X
IEC 61252:1993
BS EN 61252-1997 + A1:2001

Microphone and Preamplifier:
Custom pre-amplifier design
Typical actuator to free-field correction factor (based on 500Hz=0) is shown below

20Hz: 0 1kHz: 0
25Hz: 0 1.25kHz: +0.2
31.5Hz: 0 1.6kHz: +0.4
40Hz: 0 2kHz: +0.5
50Hz: 0 2.5kHz: +1.0
63Hz: 0 3.15kHz: +1.2
80Hz: 0 4kHz: +1.5
500Hz: 0 5kHz: +2.0
630Hz: 0 6.3kHz: +2.5
800Hz: 0 8kHz: +3.8

Display:
Back-lit LCD panel (8x1 Characters)
Alpha-Numeric display for measured results

Level Range:
B and I Models:
Measuring Range: 35-140
Linear Operating Range (IEC61672-1): 65dB
3 Measurement Ranges (IEC61672-1): 35-100, 55-120 (Reference Range), 75-140

Noise Floor:
Typical: 'A' Weighting 23 dB(A) rms,
'C' Weighting 24 dB(C) rms, 'Z Weighting 25 dB(Z) rms (L Only)

Frequency Weighting:
'A' and 'C' to IEC 61672-1:2002 and IEC 60651:1979+A1+A2
Combinations of A, A&C simultaneous or A&Z simultaneous available for Leq, Lmax and Pmax

Frequency Range:
20 Hz - 8 kHz (including microphone)
1 Hz - 20 kHz (electrical characteristics)

DOSE Calculations:
Exchange rate: 3dB, 4dB or 5dB
Criterion Level: 75dB, 80dB, 85dB or 90dB
Threshold Level: -5dB, -10dB or OFF

Instrument Response:
Simultaneous Peak and RMS

Calibration:
Software controlled 91.0 to 120.0 dB (1kHz) in 0.1 dB steps

Memory:
2100 Data Intervals Maximum

Power Requirements:
Batteries: 1 x 6LR61 (size PP3), Life: >12 hours (alkaline batteries, continuous operation)

Size and Weight:
Dimensions: 60mm (width) x 35mm (depth excluding pocket clip) x 135mm (height without microphone) or 210mm (height with microphone)
Weight: 220gms (including battery)

Operating Temperature:
Operating Range: -10 to + 50C

Humidity:
Effect: < 0.5dB from 25% to 90% RH

Vibration:
No effect on instrument

Our Reviews



Recently Viewed

Instrument Choice will respond in 3 business hours

Get in touch with our expert scientists Instrument Choice.

In less than 3 business hours you will have an answer from our expert scientists.

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