Instrumex
Instrumex
Malad West, Mumbai, Maharashtra
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Sound Level Monitoring

Exclusive distributors of Castle Group UK which provides world class Sound Monitoring and Vibration Monitoring Instruments. Ask for Castle Group Products.
Other products include Noise Monitoring Machines that are made in compliance to industry standards, Digital Sound Level Meters from USA, UK, Taiwan which provide facilities like Integrating Sound Level Meter, Leq with Datalogger & Octave Band Filters
We offer them at most affordable rates.

Digital Sound Level Meters

Digital Sound Level Meters
  • Digital Sound Level Meters
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Product Details:

Measurement Range (dB)30-130 dB
Frequency Range (Hz)31.5 Hz - 8000 Hz
Resolution (dB)0.1 dB
Accuracy 1.4 dB
DisplayLCD
Power SupplyBattery
Model numberSL-1350
Display size10mm LCD
Long Interval1s to 24h
Short Interval10ms to 60m
Memory16GB
ApplicationIndustrial, Laboratory

We are the leading supplier of Digital Sound Level Meters. SL-1350, most preferred and cost effective model. It Provides Leq measurement and data storage.

 

Features:


  • 10mm (0.4”) LCD Display
  • Auto Manual Shutdown
  • Low Battery Indication
  • DC Output: 0 ~ 1.3V 10mV/dB
  • ‘A’, ‘C’ or ‘Flat’ weighing with Slow/Fast response
  • 94dB in Full Calibration at (1KHz)
  • Optional RS-232 Communication (Advanced software Program for all Windows)
  • Alarm o/p: LED Optional Relay output
  • Measurement options: LP, Leq, LN
  • Manual Data storage upto 30 readings.
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  • Item Code: MNoSL-1350
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Industrial & Environmental Logging Sound Level Meter

Industrial & Environmental Logging Sound Level Meter
  • Industrial & Environmental Logging Sound Level Meter
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Product Details:

Measurement Range30-130 dB
Frequency Range31.5 Hz - 8000 Hz
Accuracy1.0 dB
DisplayDigital
Power SupplyAC
Memory16GB
Long Interval1s to 24h
Short Interval10ms to 60m
CalibrationAutomatic
Operating voltage(Volt)220v to 420v

Sound Level Meter with inbuilt Wifi
Option available in Class-1 and Class-2
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Additional Information:

  • Item Code: GA6224
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Noise Dosimeter

Noise Dosimeter
  • Noise Dosimeter
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Product Details:

Measurement Range (dB)30-130 dB
Frequency Range (Hz)31.5 Hz - 8000 Hz
Resolution (dB)0.1 dB
Accuracy 1.4 dB
DisplayDigital
Power SupplyBattery
Model numberSONUS GA257B
Long Interval1s to 24h
Short Interval10ms to 60m
Memory16GB
Application Laboratory, Industrial

The SONUS GA257B is a dedicated basic Personal Noise dosimeter fully compliant with IEC 61252:1993, giving simultaneous sound exposure (Lep'd) and maximum peak (Zpeak) measurements, an essential feature for Noise at Work Regulations assessments.

Parameters measured (both GA257B and GA257L):

  • User selectable Exchange Rate (3dB, 4dB or 5dB)
  • User selectable Criterion Level (75dB, 80dB, 85dB or 90dB)
  • User selectable Threshold Level (-5dB, -10dB or OFF)
  • Zpeak
  • % Dose
  • Lep'd (Lex)
  • % DOHR (Dose/Hour)
  • Pa2h (Lep'd expressed in Pascals)
  • Exposure Time
  • Lockable Keypad
  • Constructed from tough crack resistance plastic
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Additional Information:

  • Item Code: GA257
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Class-1 Sound Level Meter

Class-1 Sound Level Meter
  • Class-1 Sound Level Meter
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Product Details:

Storage4GB MicroSD card.
Measurement Range30-130 dB
Frequency Range31.5 Hz - 8000 Hz
Resolution1 dB
Accuracy1.4 dB
DisplayDigital
Power SupplyBattery
Model numberIEC 616172 Class - 1
Frequency Response10Hz - 20KHz
Range25dBA~136dBA,
Data Sampling Rate0.1s, 0.2s, 0.5s, 1s upto 24h
LCD size160 x 160 with Backlight
ApplicationIndustrial, Laboratory
CalibrationAutomatic

IEC 616172 Class – 1
  • · Real-time 1/1 Octave Analyser
  • · Real-time 1/3 Octave Analyser
  • · Measurements: LXY(SPL), LXeq, LXYSD, LXSEL, LXE, LXYmax, LXYmin, LXPeak, LXN.
  • Where - X is the frequency weighting: A, B, C, Z;
  • Y is time weighting: F, S, I;
  • N is the statistical percentage: 1~99.3 profile (L1 to L99.3)
  • and 14 custom define measurement are calculated in parallel with different frequency / time weighting
  • · Range – 25dBA~136dBA,
  • · Data Sampling Rate - 0.1s, 0.2s, 0.5s, 1s upto 24h
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Lutron Sound Level Meter

Lutron Sound Level Meter
  • Lutron Sound Level Meter
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Product Details:

Measurement Range30-130 dB
Frequency Range (Hz)31.5 Hz - 8000 Hz
Resolution0.1 dB
DisplayLCD
Model numberSL-4001
Power sourceBattery
Separator SizePM 10
Working typeMovable
Screen size4 to 5 inches
CalibrationSemi Automatic
Operating voltage(Volt)220V to 420V

We are the leading supplier of Lutron Sound Level Meter

Lutron (Taiwan) Sound Level Meters with following Model Nos. –

SL-4001

SL-4010

SL-4011

SL-4012

SL-4013

SL-4022

SL-4030

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Digital Sound Measurement Meters

Digital Sound Measurement Meters
  • Digital Sound Measurement Meters
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Product Details:

Measurement Range30-130 dB
Frequency Range (Hz)31.5 Hz - 8000 Hz
Resolution0.1 dB
Accuracy1.0 dB
DisplayLCD
Power1KHz
Power sourceBattery
Display Size1 to 2 inches
Working typeMovable
CalibrationAutomatic

We are the leading supplier of Digital Sound Measurement Meters.

Features:

  • Max & Min Measurement
  • Over & Under range Display
  • Datalogger Function (Storage of upto 99 readings)
  • Analog AC/DC Output for connection to frequency analyzer or X-Y Shaft recorder
  • ‘A’, ‘C’ or ‘Flat’ weighing with Slow/Fast response
  • 94dB in Full Calibration at (1KHz)
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Additional Information:

  • Item Code: MNoSL-1352
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Integrating Sound Level Meter

Integrating Sound Level Meter
  • Integrating Sound Level Meter
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Product Details:

Storage4GB MicroSD Card
Measurement Range30-130 dB
Frequency Range31.5 Hz - 8000 Hz
Resolution0.1 dB
Accuracy1.4 dB
DisplayLCD, Digital
Power SupplyBattery
ApplicationIndustrial, Laboratory
CalibrationAutomatic
Operating voltage(Volt)220v

We are the leading supplier of Integrating Sound Level Meter. It's economic integrating sound level meter with leq and datalogging facility & ideal for environment noise monitoring purpose.

Features:

measurement - spl, leq, sel, maxl, minl, ln (5%, 10%, 50%, 90%, 95%)-

measurement level - 30 - 130 db-
4GB MicroSD Card
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Additional Information:

  • Packaging Details: Model No. 309
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Noise Meters

Noise Meters
  • Noise Meters
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Product Details:

Storage4GB MicroSD card
BrandInstrumex
Real time1/3 Octave Analyser
Frequency Response10Hz - 20KHz
Range25dBA-136dBA
Data Sampling Rate0.1s, 0.2s, 0.5s, 1s upto 24h
LCD160 x 160 with Backlight
Power sourceBattery
ApplicationIndustrial, Laboratory

We are one of the leading supplier of Noise Meter
Real-time 1/1 Octave Analyser

 

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Decibel Meters

Decibel Meters
  • Decibel Meters
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Product Details:

Measurement Range (dB)30-130 dB
Resolution (dB)0.1 dB
Accuracy 1.4 dB
DisplayDigital
Power SupplyAC
WeightApprox 2.5 kg
Power1KHz
ApplicationIndustrial, Laboratory

We are the leading supplier of Decibel Meters in Mumbai, India.

Features:

  • Max & Min Measurement
  • Over & Under range Display
  • Datalogger Function (Storage of upto 99 readings)
  • Analog AC/DC Output for connection to frequency analyzer or X-Y Shaft recorder
  • ‘A’, ‘C’ or ‘Flat’ weighing with Slow/Fast response
  • 94dB in Full Calibration at (1KHz)
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Sound Level Meter with Wifi

Sound Level Meter with Wifi
  • Sound Level Meter with Wifi
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Product Details:

BrandInstrumex

Model No : CASTLE (Class-1 & Class-2)

Banking on the skills of our qualified team of professionals, we are involved in manufacturing and exporting Sound Level Meter with Wifi. Using the instruments could not be simpler. The simple user interface can easily be scrolled and selected to immediately display the information you need. The keypad also has a dedicated dB Range key, simply press and then selects your required range. It measures the noise of a person with the help of wifi. 

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-Polarized ½” (13.2 mm) Electrets Condenser Microphone -27 dB ± 2 dB re 1V/Pa
  • Class 2: Type 2 Pre-Polarized ½” (13.2 mm) Electrets Condenser Microphone –32 dB ± 3 dB re 1V/Pa
  • Measurement Ranges: Linear Operating Range: 95dB
  • Noise Floor: Typical ’A’ Weighting <15 dB (A) RMS
  • 'C' Weighting <18 dB(C) RMS
  • 'Z' Weighting <18 dB(Z) RMS
  • 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: 12.5 Hz - 16 kHz (including microphone)
  • Time Weighting:
  • Measurement 1: Slow, Fast, Impulse
  • Measurement 2: Slow, Fast, Impulse
  • Display: 2.4” Full Color TFT 240x320 pixels
  • Dual Measurements: Simultaneous dual measurement with independent time and frequency weightings.

 

Measurement Parameters


dBAir Safety: 
LSPL, LEQ, LMAX, LMAX, Peak, LEP’d, Exposure Points, Dose, Hearing Protector Calculator 

dBAir Safety Octave:
LSPL, LEQ, LMAX, LMAX, Peak, LEP’d, Exposure Points, Dose, Hearing Protector Calculator 
1/1 or 1/3 Octaves: 
LSPL, LEQ, LMAX, LMAX, Peak 

dBAir Environmental:
LSPL, LE, LEQ, LMAX, LMAX, Peak, Ltm3, Ltm5, Lday, Lnight, Ldn, Lden, NA, 10 user-definable Ln values (pre-set to: L1, L2, L5, L10, L50, L90, L95, L98, L99) plus LAF* for Noise act assessment. 

dBAir Environmental Octave:
LSPL, LE, LEQ, LMAX, LMAX, Peak, Ltm3, Ltm5, Lday, Lnight, Ldn, Lden, NA, 10 user-definable Ln values (pre-set to: L1, L2, L5, L10, L50, L90, L95, L98, L99) plus LAF* for Noise act assessment. 
1/1 or 1/3 Octaves: 
LSPL, LE, LEQ, LMAX, LMAX, Ln’s, Peak 

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Sound Level Meters

Sound Level Meters
  • Sound Level Meters
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Product Details:

Linearity range60 db
Measurement Range (dB)30-130 dB

We provide superior quality DB Sound Level Meter, which has both fast and slow measurement mode. These instruments also have an inbuilt low battery indicator and auto power shut off. Moreover, we offer these testing instruments in various specifications.

 

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Lutron Digital Sound Level Meter

Lutron Digital Sound Level Meter
  • Lutron Digital Sound Level Meter
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Product Details:

BrandInstrumex
Measurement Range35-130 dB
Frequency Range (Hz)31.5 Hz - 8000 Hz

You can also call to our sales executive for any requirement or query.

LCD display for low power consumption clear read-out even in bright ambient light, Large LCD display, easy to read, Fast " time weighting characteristic mode, Hold function to freeze the display value, Small and light weight design allow one hand operation, * Condenser microphone for high accuracy long-term stability, Build in adj. VR is available for easy calibration, Used the durable, long-lasting components, including a strong, light weight ABS-plastic housing case, Low battery indicator.
  1. Type of Product :: Digital Sound Level Meter.
  2. Range :: 35-130dB.
  3. Resolution :: 0.1dB.
  4. Microphone :: Electric condenser microphone.
  5. Temp. Humidity Range :: 0°C to 50°C.
  6. Power Supply :: DC 9V battery.
  7. Display :: 18 mm ( 0.7" ) LCD.
  8. Dimensions :: 225x70x28 mm.
  9. Weight :: 0.250 Kg.
  10. Features :: A frequency weighting, Fast time weighting.
  11. Standard :: Frequency time weighting meet IEC 61672 class 2.
  12. Frequency Range (Hz) :: 31.5 to 8kHz.
  13. Model No :: SL-4010.
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Noise Analyzer

Noise Analyzer
  • Noise Analyzer
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Product Details:

BrandInstrumex
Frequency Range (Hz)1 Hz - 40 kHz
ApplicationIndustrial Use, Laboratory Use

Sound & Vibration Analyzer is the next generation of Type 1 sound & vibration instruments and is designed to meet the needs of both environmental monitoring and occupational health and safety monitoring specialists. Its exceptional hardware design also enables the measurement of ultra sound frequencies in the 40 kHz band.

It provides broadband results with all the standard weighting filters and also offers an incredible time history logging capability providing broadband results and spectra with adjustable double (long and short) logging steps.

The highly developed user interface works on networks like GPRS, Ethernet, WLAN or ZigBeeTM for both remote data download and settings configuration. The built-in BluetoothTM interface together with smart-phone application, SvanMobile, extends measurement capabilities with all the features offered by smart-phones including text/voice comments, photo, video, GPS position etc.

Features
Type 1 IEC 61672:2002 sound level measurements

Dedicated for:
  • General acoustic measurements
  • Environmental noise monitoring
  • Occupational health and safety noise monitoring
  • Ultra sound measurements in 40 kHz band
  • General vibration measurements (acceleration, velocity and displacement)
  • Hand-arm vibration measurements
  • Three parallel independent profiles
  • 1/1 or 1/3 octave real-time analysis
  • FFT real-time analysis
  • Time-domain signal recording & audio events recording
  • Reverberation time measurements
  • Advanced Data Logger including spectral analysis
  • MicroSD card providing almost unlimited logging capacity
  • BluetoothTM interface
  • Remote communication (GPRS, Ethernet, WLAN, ZigBeeTM)
  • All weather microphone protection kit designed for community and airport noise monitoring
  • OLED color display with super brightness and contrast
  • Hand held, light weight and robust case
  • TNC input connector
  • Easy in use

Technical Specifications - Noise Analyser

StandardsType 1: IEC 61672-1:2002
Meter modeSPL, Leq, SEL, Lden, Ltm3, Ltm5, Statistics - Ln (L1-L99), LMax, LMin, LPeak Simultaneous measurement in three profiles with independent set of filters and detectors
Analyzer1/1 or optional 1/3 octave1 real-time analysis meeting Type 1 requirements of IEC 61260. FFT 1 real-time analysis 1600 lines, up to 20.0 kHz band (option)Reverberation time analysis in 1/3 octave bands (RT 60 option)
Weighting filtersA, B, C , Z
RMS DetectorDigital True RMS detector with Peak detection, resolution 0.1 dB,Time Constants: Slow, Fast, Impulse
MicrophoneACO 7052E, nominal sensitivity 35 mV/Pa, prepolarised 1/2” condenser microphone
Total dynamic measurement range15 dBA RMS - 140 dBA Peak (typical from noise floor to the maximum level)
Linear operating range25 dBA RMS - 140 dBA Peak (in accordance to IEC 61672)
Internal Noise Levelless than 15 dBA RMS
Frequency Range10 Hz ÷ 40 kHz (transducer dependent)
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Radheshyam Kumawat (Director)
No. 106, Ashish Udyog Bhavan, Opposite S. N. D. T. College Liberty Garden Road, Malad West
Mumbai- 400064, Maharashtra, India



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