Cirrus research CR120A High-Performance Personal Noise Dosimeter (60 dB(A) ~ 140 dB(A); 80 dB(C) ~ 143 dB(C); 70 dB(A) ~ 140 dB(A))

Standards 

IEC 61252:1993 +AMD1:2000 Personal Sound Exposure Meters

IEC 61252 Ed 1.1 (2002-03) Personal Sound Exposure Meters

ANSI S1.25:1991 (R2017) Personal Noise Dosimeters

IEC 61260-1:2014 Class 2 (Octave Bands from 63Hz to 8kHz)

ANSI S1.11-2014 Class 2 (Octave Bands from 63Hz to 8kHz)

Measurement Range 

RMS Range – 60 dB(A) to 140 dB(A)

Peak Range – 80 dB(C) to 143 dB(C)

Octave Bands – 70 dB(A) to 140 dB(A)

Measurement Functions 

4 Simultaneous Independent Integrator Channels

2 Simultaneous Independent Peak Channels

1:1 Octave Bands (63Hz to 8kHz)

Overall Measurement Parameters 

Measurement duration, Start time & date, Instrument serial number & name

Calibration information (field & factory calibration), Overload & Tamper sensor detection

Overall Integrator Parameters 

Average Integrated Sound Level (Leq/LAVG), Time Weighted Average (LEP,d/LEX,8/TWA)

Sound Exposure & Estimated Sound Exposure, % Dose & Estimated % Dose, ULT Duration

SPL Max Level & Time, SPL Min Level

Overall Peak Channel Parameters

Overall LPeak level for each channel (Up to 2 channels)

Overall Octave Band Parameters

Overall unweighted Leq for each octave band (63Hz to 8kHz)

Communication 

Bluetooth® Wireless communication to the doseBadge5 dBControl

Bluetooth® Wireless communication to the dBLink App (Android & iOS)

USB download to NoiseTools via the doseBadge5 Dock

Integrator Channel Options 

Channel name – Preset or user defined

Exchange rate – 3, 4 or 5 dB

Criterion Level – 80 dB to 100 dB in 1 dB steps

Criterion Time – 1 hr to 24 hrs in 1hr steps

Threshold Level – None, 70 dB to 100 dB n 1dB steps

Time Weighting – Fast, Slow or None

Frequency Weighting – A, C or Z

ULT Level – 70 dB to 140 dB in 1 dB stepsULT Time Weighting – None, Fast or Slow

ULT Freq. Weighting – A,C, or ZSPL Max Time Weighting – Fast or Slow

SPL Max Freq Weighting – A,C or Z

LED Threshold Trigger – User selectable channel with user selectable % Dose trigger levels (75% to 100% in 5% steps)

Peak Channel Options 

Frequency weighting – A,C or Z (2 channels)

Calibration 

Automatic detection of external acoustic calibration

User configurable calibration level (typically 114dB or 94dB)

Data Logging 

1 second or 1-minute time history data (user selectable)

Memory 

Up to 80 hours of Time History Data for each channel including 1:1 Octave Bands

Up to 40 individual measurements

Maximum duration of any single measurement: 24 hours

doseBadge5 Dimensions 

66 mm x 43 mm x 53 mm (excluding clips)

2.53” x 1.69” x 2.01” (excluding clips) 85 g/2.9 oz

Datasheet

Manual