FEATURES

  • Large 4.3” color touch screen display
  • Storage: 4GB internal (expandable to 64GB with μSD)
  • Ergonomic design for one-hand operation in harsh environments
  • Intuitive user interface with smartphone-like gestures
  • Wireless connectivity: data transfer and remote control (TBA)
  • Multiple interfaces: Wi-Fi, LAN, USB-C, RS232/485
  • Long-lasting rechargeable battery (>24hrs)
  • Noise Studio Web and Desktop applications for data management and analysis


ENVIRONMENTAL NOISE ASSESSMENT

  • Wide dynamic range for accurate measurements in various environments
  • Long measurement capability with high-capacity battery
  • Events identification with automatic audio recordings
  • Advanced triggers and logging capabilities


PRECISION NOISE MEASUREMENTS

  • Interchangeable microphones with automatic identification
  • Class 1 accuracy according to IEC61672:2013
  • Measurement range: 20-140dB, Dynamic range exceeding 125dB
  • Various frequency weightings and time constants
  • Audio recording and spectral analysis capabilities
  • Statistical analysis and automatic detectors


OCCUPATIONAL NOISE AND VIBRATIONS

  • Robust design for harsh environments
  • Triaxial Input for vibration sensors (TBA)


PRODUCT NOISE TESTING

  • Exceedances (spectrum masks) and trigger logic
  • Trigger I/O and RS232 digital interface



 

Storage capacity:

Embedded 4GB eMMC and up to 64GB μSD; USB memory stick
Upload to cloud storage service. Manual or (TBA) automatic

Logging interval:

Time history, independent Short, Standard, Report steps:
Short 10ms. Standard 100/200/500ms/1s.
Reports: 10/20/30s,1/2/5/10/20/30/60m

Power supply:

Rechargeable battery pack, Li-Ion polymer, 9000mAh. PCM circuit for battery protection

Power consumption:

Operating time > 24h

Weight:

505 g (batteries included)

Measuring range:

Dynamic range:
> 125dB

Linear Operating Range:
A (1kHz) 20 dB – 140 dBPk
C 22 dB – 140 dBPk
Z 25 dB – 140 dBPk

With standard MC800, 50mV/Pa microphone, MP800 preamplifier

Connections:

Microphone:
MC800: Free field ½”, 50 mV/Pa sensitivity; 0V; IEC 61094-4 WS2F, 3.15Hz-20KHz.
MP800: preamplifier, automatic detection of model and calibration data. SDI (Sensor Digital Interface). CTC automatic electric calibration
Accelerometer:
IEPE, 4-pin circular push-pull, tri-axial

Display:

4.3” touch, 480x800px, colour TFT, high brightness, sunlight readability

Dimensions:

304x86x38 mm

Calibration:

Acoustic: Manual or automatic (tone detection). Calibrations history

Frequency weightings:

A, C + B or Z (user selection). 3 simultaneous

Time constants:

Fast, Slow, Impulse, Peak simultaneous

Averaging:

Linear, exponential, moving, max, min

Parameters:

Lp, Leq, LIeq, SEL, Leqmov (Sliding), Lmin/max, Lpeak, Level differences (i.e. LCeq-LAeq), LU (user)
LAFT (TaktMax) , LPER(day, evening, night..), Ln (0.1%-99.9%)
*For more details about parameters see specific documentation

Spectral analysis:

Octave:
Real time, 1/1 octave, 8Hz to 16kHz, IEC 61260-1:2014
Real time, 1/3 octave 6.3Hz to 20kHz, IEC 61260-1:2014
FFT:
TBA

Noise criteria:

NC, NR, RNC, RC, (TBA)

Intelligibility:

STI/STIPA (TBA)

Statistical analysis:

Broad band and Spectral: 7x Ln selectable percentile levels (0.1%-99.9%). Probability/Cumulative distribution

Audio:

Recording:
Mode: continuous or event. Resolution 16, 24, 32-bit.
Audio-band: 5, 10, 20 KHz. Format: Wave or compressed ADPCM

Playback:
Embedded codec for signal generation. Filtered Audio playback of microphone input

Measurement control:

Start, stop, pause, reset, back-erase, continue, event marking, audio Recording.
Measure timer from 1s to 23:59:59 hrs

Views:

SLM:
6 user selectable parameters; Levels difference (selectable); bar graph of 3 broadband levels. Alarms display on exceedances.

Numerical Tables:
All broad-band parameters, weightings & time const. in parallel: Inst., Average, Max-Min
7 x Ln percentiles broad-band, Ln moving, 7 x Ln of 1/1 or 1/3 octave frequency bands.
Spectrum: Inst, Min, Max, Avg, Mov, Ln
Exceedances: ongoing exceedances; n° of occurrences (SLM, Markers, audio.)

Frequency Spectrum:
Histograms: up to 4 selectable. Values @cursor position. Overall A, C, Z, User
1/1 or 1/3 octave; Spectrum ponderation: A, C, or Z; Time constants: Lin, Fast or Slow
Type: Inst, Mov, Avg, Max, Min, Rep-Avg, Rep-Max, Rep-Min, Evn-Avg, Evn-Max, Evn-Min

Time history:
Time profile of up to 4 selectable parameters. Audio and event markers as coloured bars.

Statistics:
Broad-band: Spectral: 1/n oct. Ln levels (histogram); probability/cumulative distribution (TBA).

Triggers:

Single or multiple triggers (OR/AND) on broad-band, spectra, Ln, Lmov

Detectors:

Tonality: Automatic identification according to DM 16/03/1998 and ISO1996-2 (TBA)
Impulsivity: Automatic identification according to DM 16/03/1998

Keyboard:

ON/OFF/MENU key with RGB backlight; Function keys (2x); Multi-colour Status Indicator.

Wireless:

Wi-Fi: Embedded WiFi module (IEEE 802.11 b/g/n)
GSM: Embedded 4G-LTE modem module (TBA)

Hardware interface:

USB-C: USB-C, OTG 2.0. MS (Mass Storage) and CD (Communication Device)
Ethernet: RJ45 10/100 Ethernet
Aux: RJ12: auxiliary connector for external devices
Audio I/O: 3.5mm 4-pin audio jack: audio I/O and trigger I/O

Localization:

GPS: TBA

Acoustic standards:

IEC:
Sound Level Meter
IEC 61672-1 (2013) class 1
IEC 60651 (1979) plus Amendment 1 (1993-02) and Amendment 2 (2000-10), type 1
IEC 60804 (2000-10) type 1
Octave and fractional octave band filters
IEC 61260-1 (2014)

ANSI
Sound Level Meter
ANSI S1.4-1983 plus ANSI S1.4A-1985 Amendment type 1 (sound level meter)
ANSI/ASA S1.4-2014 class 1
ANSI S1.43-1997 type 1
Octave and fractional octave band filters
ANSI/ASA S1.11-2014 Part 1

Analysis software:

Environmental Noise Studio

Web application:

Noise Studio Web (data cloud storage)