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Inputs
Microphone
MC800: Free field ½”, 50 mV/Pa sensitivity; 0 V; IEC 61094-4 WS2F, 3.15 Hz-20 KHz.
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
Measuring ranges(with MC800 microphone, MP800 preamplifier):
Dynamic range > 125 dB
Linear Operating Range
A (1kHz) 20 dB – 137 (140 pk)
C 22 dB – 137 (140pk)
Z 25 dB – 137 (140 pk)
Frequency weightings: A, C + B or Z (user selection). 3 simultaneous
Averaging: Linear, exponential, moving, max, min
Spectral Analysis
Octave: Real time, 1/1 octave, 8 Hz to 16 kHz, IEC 61260-1:2014
Real time, 1/3 octave 6.3 Hz to 20 kHz, IEC 61260-1:2014
FFT: Real time FFT in parallel with 1/3 oct. (specifications TBA)
Reverberation time: T60 calculation
Noise Criteria: NC, NR, RNC, RC
Intelligibility: STI/STIPA
Statistical Analysis; Broad band and Spectral: 7xLn (Lin and Mov) selectable percentile levels (0.1%-99.9%). Probability/Cumulative distribution.
Audio
Recording:
Mode: continuous, manual or event triggered. Resolution 16, 24, 32-bit.
Audio-band: 10, 20 KHz. Format: Wave or compressed (ADPCM)
Playback: Embedded codec for signal generation. Playback channels: Generator, Trace (.wav) or Measurement (Mic input). Playback Mic or Mic-filtered (Wide Band A, C, Aux or 1/3 band selectable) for Audio playback of microphone input.
Measurement Control: Start, stop, pause, reset, back-erase, continue, event marking, manual audio recording.
Calibration: Acoustic: Manual or automatic (tone detection). Calibrations history: date/time, dB correction. Free Field, Random Incidence, environmental and shield corrections
Vibration Measurements: Triaxial vibration
Human exposure to hand-transmitted vibration (ISO 5349)
Human exposure to whole-body vibration (ISO 2631-1)
Human exposure to whole-body vibration in buildings (ISO 2631-2)
Triggers:
Broad band: Single or multiple (OR/AND) on broad-band levels, levels difference, Ln, Lmov
Spectra: On 1/1 or 1/3 oct. masks. Single - All bands mode. Max, min thresholds editable (man or json file)
Detectors
Tonality: Automatic identification according to DM 16/03/1998 and ISO1996-2
Impulsivity: Automatic identification according to DM 16/03/1998
Storage
Physical: Embedded 4GB eMMC and up to 64GB µSD (TBA); USB memory stick.
Cloud: Upload to cloud storage service (NS-Storage). Manual or automatic (Push)
Archive: List, preview and plot with zoom function of stored data. Manual data upload on NS-Storage cloud
Datalogging
Time history: independent Short, Standard, Report steps.
Short: 10 ms. Standard: 100/200/500 ms / 1 s.
Reports: 10/20/30 s,1/2/5/10/20/30/60 m
Events: triggered broad-band, octave, Ln values
Globals: Continuous, Daily integrations
