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Concerned about potentially dangerous levels of noise in the workplace? Spartan Sound Level Meters Series 821IH from Larson Davis, designed for Occupational Health and Safety professionals, offers all the tools needed for workplace noise and noise exposure measurements, including built-in workplace noise dose metrics and selectable time and frequency weightings. Optional Octave Band Analysis feature (1/1 and 1/3 octave bands) provides data that can help with noise source identification and hearing protection selection. Included software provides noise reports over time, data visualization, and streamlined results reporting, plus the ability to export data to a variety of formats.
Spartan Sound Level Meter is available as a Class 1 (Model 821IH) or Class 2 (Model 721IH) device. See Configurations or download the datasheet for more details.
| Dynamic Range (A-weighted typical) | 17 to 140 dB |
| Time Weightings | Fast, Slow, & Impulse |
| Frequency Weightings | A, C, & Z |
| Data Storage (micro SD card) | 8 GB standard Up to 256 GB |
| Data Logging | Time history: 1 s to 1 h Measurement History: 1 min to 6 h |
| Metrics | Leq, Lmax, Lmin, Lpeak, Ln (6 values) |
Spartan Sound Level Meter is available as a Class 1 or Class 2 device and with or without Octave Band Analysis.
| SPARTAN SOUND LEVEL METERS | ||||
|---|---|---|---|---|
| Model | 721IH | 721IH-D | 821IH | 821IH-D |
| Class | 2 | 2 | 1 | 1 |
| Time History Logging | ✓ | ✓ | ✓ | ✓ |
| Measurement History | ✓ | ✓ | ✓ | ✓ |
| Dosimetry | ✓ | ✓ | ✓ | ✓ |
| OBA (1/1 and 1/3 Bands) | ✓ | ✓ | ||
| Included | |
| Microphone | 377B02 (821 Models) 375A04 (721 Models) |
| Preamplifier | PRM821 (821 Models) PRM721 (721 Models) |
| Software | G4 LD Utility |
| Windscreen | WS001 |
| Charging Cable | USB-C (CBL242-03) |
| Acoustic | ANSI S1.4-2014 Class 1 IEC 61672-1:2013 Class 1 |
| Noise Dosimetry | ANSI S1.25-1991 IEC 61252:2017 |
| Safety | Directive 2014/35/EU IEC 61010-1:2010 RoHS Directive 2011/65/EU |
| Approvals | CE, RoHS, WEEE |
Preliminary - specifications subject to change