Medium class sound level meters - Models 93 - 94

Models 93 - 94

Complete solution for noise at work

  • Suitable for both industrial and environmental noise applications

  • Includes all the measurement functions of the Model 91 and Model 92 with the addition of 1:1 Octave Band Filters

  • 1:1 Octave Band measurements from 31 Hz to 16 kHz

  • Up to 12 days of 1 second Time History can be stored

  • Analyser software includes a database of PPE for the selection of appropriate hearing protection

  • Weatherproof kits available for outdoor long term monitoring

  • GSM wireless modem provides the option of remote measurement download

  • Automatic Backlight

  • Memory: 16 Mbit memory allowing up to 1300 broadband measurements 

  • Batteries: 2 x АА (LR6) up to 24 hours at constant usage

  • Operating temperature: from -10 °C to +50 °C

  • Dimensions: 340 mm x 75 mm x 25 mm

  • Weight: 450 g

Model 93 is from Class 1 and Model 94 is from Class 2. NR (Noise Rating Curves) and NC (Noise Criterion) values and curves can be calculated using the Analyser software.

For Environmental noise monitoring the Model 93 and Model 94 provide either an automatic or manual sweep through the filter bands in a measurement duration of as little as 1 minute for the 1:1 Octave Band Filters. The frequency measurements are automatically time and date stamped with the 1:1 Octave Band Filters displayed as a bar graph. Comments can be added to the reports and individual frequency bands can be highlighted using the cursor.