Castle Group

Environmental Noise Measurement System with Occupational Noise Features - NK121

SKU: 01NK121

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£2,350.00

This Noise Measurement System is ideally suited to managers with occupational and environmental noise monitoring responsibilities.


If you're responsible for the safety and protection of employee's, this system provides you with everything you need to protect your workforce from over exposure to noise, as well as helping you ensure your company complies with The Control of Noise at Work Regulations 2005. This system also boasts a host of environmental parameters that are required for environmental applications.

£2,350.00
NK121 Sound Measurement System
NK121 Sound Measurement System Castle NK121 NK121 Environmental and Occupational Noise Monitor

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Product Specification unless deselected above

Boxed Weight (kg) 1.5
Brand Castle Group
Application Environmental Noise, Noise at Work
Noise Features Data Logging, Multi-Language, USB Connectivity
Class Class 1, Class 2
Weightings A, C, Z
Measurement Parameters Lspl, Leq, Lmax, Peak, Ln, Noise Exposure Pa2h, Dose, Exposure Points, Lepd, Le
Available Outside the UK? Yes

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Environmental Noise Measurement System with Occupational Noise Features - NK121

This Noise Measurement System is ideally suited to managers with occupational and environmental noise monitoring responsibilities.

If you're responsible for the safety and protection of employee's, this system provides you with everything you need to protect your workforce from over exposure to noise, as well as helping you ensure your company complies with The Control of Noise at Work Regulations 2005. This system also boasts a host of environmental parameters that are required for applications such as BS4142 (complaints about industry), BS5228 (construction noise), Planning Guidance and Boundary Monitoring.

Applications

This NK121 Environmental Noise Measurement System with Occupational Noise Features is ideal for a range of applications:

  • Occupational Noise Assessments for The Control of Noise at Work Regulations 2005
  • Hearing Protection Selection Assessments (via dBData software)
  • Simple Noise Level Testing
  • Fire Alarm Volume Testing
  • Machinery Servicing and Maintenance
  • Measurements for the Environmental Noise Regulations 2006 (EU Environmental Noise Directive)
  • Traffic Noise
  • Measurements in accordance with BS 5228
  • Neighbour Noise Nuisance
  • Community Noise Assessments
  • Measurements in accordance with BS4142:2014
  • Noise Nuisance from Industrial or Commercial Premises
  • Noise Measurements for PLanning
  • Sound Power

Technical Specification

Instrument Standards:

IEC 61672-1: 2002 Class 1 Group X

IEC 61672-1: 2002 Class 2 Group X

Languages:

English UK, English US, Chinese, French, German, Italian, Portuguese Brazilian, Russian, Spanish, Dutch, Greek

Level Ranges:

Range Name

Linear Range

Peak Range

Low

25 – 100 dB

40 – 103 dB

Medium

45 – 120 dB

60 – 123 dB

High

65 – 140 dB

80 – 143 dB

Quick Setup Modes (SONIK-SE Only):

Noise at Work, Environmental, All Parameters

Frequency Range

1 Hz - 20 kHz (electrical characteristics)

Class 1: 10 Hz - 20 kHz (including microphone)

Class 2: 20Hz - 8kHz (including microphone)

Microphone:

Class 1: ½” Pre-Polarized - Free Field (IEC)

Pressure (ANSI) Sensititvity (25mV/Pa)

 

Class 2: ½” Pre-Polarized - Free Field (IEC)

Pressure (ANSI) Sensititvity (25mV/Pa)

Measurement Channels: Two

Microphone Preamplifier:

Low Noise, Removable Preamplifier

Parameters:

SONIK-S:

Lp, Leq, Lmax, Lpeak, Exposure Pa2h, Lep'd, %Dose, %Dose Per Hour, Points, Points Per Hour, Under Range, Overload

SONIK-SE:

As SONIK-S, plus LE, L10, L90 and either L1, L5, L50, L95, L99

Noise Floor (Typical):

‘A’ Weighting < 16.0dB

‘C’ Weighting < 17.2dB

‘Z’ Weighting < 18.9dB

Linear Operating range: 75 dB

Display: 2.4” Full Colour TFT 240x320 pixels

Frequency Weighting:

‘A’, ‘C’ and ‘Z’

Combinations of ‘A’, ‘A’&’C’ simultaneous or ‘A’&’Z’ simultaneous available for Lp, Leq and Lmax

 

Batteries: 4 x AA (1. 5V) - Typically 20 hours continuous use (screen settings dependent)

Time Weighting: ‘Slow’, ’Fast’ and ‘Impulse’

External Power:Micro USB type B, 0.5A

Percentiles (SONIK-SE only):

L10, L90 and either L1, L5, L50, L95, L99

Connections: Micro USB type B

Exchange rate: 3dB, 4dB or 5dB

Environmental:

Temperature Operating Range: -10 to + 50ºC

Humidity: Up to 90% RH Non-Condensing

Criterion Level: 75dB, 80dB, 85dB or 90dB

Case:

High Impact ABS plastic with membrane keypad

Threshold Level: -5dB, -10dB or OFF

Size and Weight

Dimensions:

Including Pre-Amplifier:

260mm (H) x 67mm (W) x 26mm (D)

Excluding Pre-Amplifier:

184mm (H) x 67mm (W) x 26mm (D)

Memory: 4MB – Up to 4000 Data Intervals Maximum in one or multiple recordings

Weight:

207g (Without Batteries

What's in the Box

NK121 Environmental Noise Measurement System with Occupational Noise Features

GA142SE - SONIK-SE Safety and Environmental Data-logging Sound Meter Class 1 GA607 - Calibrator, Dual Level, Class 1 (includes GA690 Barometer) PC007 - dBdataPRO Noise Analysis Software & Cable CCPROFREE - Pro Account for Castle Cloud - 5 Users, 5 Instrument 1 Year KA017 - Protective System Carry Case dB001 - dBAir Rubber Case 1

Software

SONIK Sound Meters work with Secure Cloud or PC Based Software

You can analyse your data using either Cloud or PC Based software that's free and simple to use.

Cloud Software - TheCastleCloud.com

The SONIK sound level meters can be used with TheCastleCloud.com, a secure Cloud based noise analysis software that can be accessed from any device with a browser and an internet connection. Your data is secure and easily manageable, and has full noise analysis features.

  • Start Account Completely Free
  • Powerful Database System
  • Numerous Calculators
  • Customised Reporting
  • PRO Accounts available for increased storage and features

PC Software - dBdataLite

Having instant access to all of your data on one screen means better decision making and streamlined operation. With all the data on-screen, dBdata allows you to manage the data files, copy out the data you want and print reports directly to hard copy.

For increased functionality, there is the option to upgrade to the full dBdataPRO software, which gives the benefit of greater data-manipulation, graphical views and analysis for hearing protection, dose calculations and NR curves.

Model Comparison

dBAirSonikSonus

Sound Meter Range >>

dBAir Sonik Sonus

Description >>

Top of the range sound level meters with extensive features, including WiFi Data Transfer and optional octave band analysis. Dedicated sound meters for Occupational and Environmental Noise assessments with very easy operation and impressive battery life. Proven and fully compliant sound level meters at an impressively low price.

Models >>

Click to visit the product page

GA141S GA141E GA141SE
GA142S GA142E GA142SE
GA116L GA116E GA116I
Safety Environmental Integrating
SAFETY ENV. SAFETY & ENV.
SAFETY ENV. SAFETY & ENV.
SAFETY ENV. INT.
Features
Voice Memo Recording
     
     
Audio Events Recording
 
     
     
1/1 Octave Bands
     
     
1/3 Octave Bands
 
     
     
Overload
Data Logging
 
Advanced Data Logging
     
     
USB Connectivity
 
WiFi Data Transfer
     
     
PC Software – Castle dBData
     
 
Cloud Software
castlecloud.com
     
Colour Screen
     
Download data as .CSV
     
     
Multi-Language
     
Parameters
LP (SQL)
LEQ
LMIN
     
LMAX
APEAK
 
CPEAK
ZPEAK
 
(Percentiles) LN
 
 
 
LTM3
 
     
     
LTM5
 
     
     
Noise Exposure Pa2h
 
 
 
% DOSE
 
 
 
HSE Exposure Points
 
 
     
LEPD (LEX)
 
 
 
LAVG
 
     
TWA
 
     
LE (SEL)
 
 
LDAY
 
     
     
LEVENING
 
     
     
LNIGHT
 
     
     
LDN
 
     
     
LDEN
 
     
     
NA (Level exceedance count)
 
     
     
Specifications
Battery Type
4 x AA (1.5v) 4 x AA (1.5v) 4 x AA (1.5v)
4 x AA (1.5v) 4 x AA (1.5v) 4 x AA (1.5v)
1 x PP3 (9v) 1 x PP3 (9v) 1 x PP3 (9v)
Battery Life *
8+ hrs 8+ hrs 8+ hrs
24+ hrs 24+ hrs 24+ hrs
8+ hrs 8+ hrs 8+ hrs
A weighting Noise Floor
16.0dB 16.0dB 16.0dB
16.0dB 8.0dB 16.0dB
18.6dB 12.0dB 32.0dB
C weighting Noise Floor
15.0dB 15.0dB 15.0dB
17.2dB 9.4dB 17.2dB
18.2dB 12.0dB 38.0dB
Z weighting Noise Floor
25.0dB 25.0dB 25.0dB
18.9dB 11.8dB 18.9dB
20.6dB 14.5dB N/AdB
Class
1 or 2 1 1 or 2
1 or 2 1 1 or 2
1 or 2 1 1 or 2
Time History
Advanced Advanced Advanced
Basic Basic Basic
Basic Basic N/A
No. of Ranges
2 2 2
3 3 3
3 3 3
Total Linear Range
25 - 140 20 - 130 25 - 140
25 - 140 20 - 130 25 - 140
32 - 140 22 - 130 41 - 140
Frequency Weighting (A, C, Z)
A, C, Z A, C, Z A, C, Z
A, C, Z A, C, Z A, C, Z
A, C, Z A, C, Z A, C
Time Weighting (Fast, Slow, Impulse)
F, S, I F, S, I F, S, I
F, S, I F, S, I F, S, I
F, S, I F, S, I F, S
Memory Size
32GB+ 32GB+ 32GB+
4MB 4MB 4MB
4MB 4MB N/A+
   
  *Screen settings dependant Comparison chart R1

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