Larson Davis Sound Level Meter for Occupational Noise

Spartan Sound Level Meter Kit K821IH-D

spartan 821IH sound level meter productDesigned with the Occupational Health and Safety professional in mind, the Spartan Series of Sound Level Meters offer the tools needed to evaluate noise in the workplace. From the intuitive responsive touch screen interface to built-in workplace noise dose metrics to optional Octave Band Analysis features, Spartan Series Sound Level Meters are the ideal choice for industrial noise measurement, workplace noise surveys, plant sound maps, and noise dose measurements. Logging as fast as 1 s and selectable 1/1 or 1/3 octave bands are included.

Highlights

  • Easy-to-navigate, responsive touch display
  • Long battery life
  • Wireless charging
  • Automatic data transfer
  • Built-in noise dose metrics

Applications

  • Walkaround Industrial Noise Measurements
  • Job-based Noise Measurements
  • Site Surveys
  • Plant Sound Maps
  • Noise Dose Measurements

Specifications

View Brochure for complete specifications

Dynamic Range123 dB (27 – 140 dB standard range)
Time WeightingsSlow, Fast, and Impulse
Frequency WeightingsA, C, and Z (simultaneous)
Data Storage (micro SD card)8 GB standard
Up to 256 GB
Data LoggingTime history: 1 s to 1 h
Measurement History: 1 min to 6 h
MetricsLeq, Lmax, Lmin, Lpeak, Ln (6 values)

Capabilities

  • Built in digital correction between free-field and random incidence microphones
  • Works with any standard 0V prepolarized condenser microphone – high sensitivity 377B02 included unless another requested
  • USB and Bluetooth connections for computer connectivity and USB storage
  • Data Logging standard to 1 s
  • Real Time selectable 1/1 or 1/3 Octave Frequency Analysis
  • G4 Software allows easy meter setup and data download

Standards Met

  • ANSI S1.4-2014 Class 1
  • IEC 61672-1:2013 Class 1
  • ANSI S1.25-1991
  • IEC 61252:2017
  • ANSI S1.11-2014 Class 1
  • IEC 61260:2014 Class 1