Nor131 and Nor132

Nor131 and Nor132 Sound level meter

The Nor131 is a Class 1 (precision) instrument whilst the Nor132 is designed in accordance with the less accurate Class 2 requirements.

Both meters offer the same features with exception of the detachable preamplifier which is only available on the Nor131 version.

Features

  • Single measurement range.
  • Extremely simple operation.
  • Parallel LAeq and LCpeak.
  • Real time 1/1 octave and 1/3 octave
  • Reverberation time calculation
  • Statistical analysis
  • Level versus time
  • Speech Transmission Index (STIPA) calculation
  • USB interface
  • Large back-lit display

Options

The Nor131 and Nor132 sound level meters may be extended with a selection of optional features that may be ordered and installed at any time.

Option packages

  • Nor131/RA options package including option 1,5,6.

  • Nor131/ENV options package including option 1,2,3,4,7.

  • Nor131/ALL options package including option 1,2,3,4,5,6,7.

  • Nor132/RA options package including option 1,5,6.

  • Nor132/ENV options package including option 1,2,3,4,7.

  • Nor132/ALL options package including option 1,2,3,4,5,6,7.

  • Option 1 : Frequency analysis - 1/1 octave filters

  • Option 2: Statistical Analysis

  • Option 3 : Level vs Time

  • Option 4: 1/3-octave real-time filters

  • Option 5: Reverberation time measurement mode

  • Option 6: STIPA (Speech Transmission Index) measurement mode

  • Options 7: Parallel F, S, I

Standards

  • IEC 61260-1, IEC 61260-2, IEC 61260-3, IEC 61672-1
  • ANSI S1.4, ANSI S1.11, ANSI S1.43
  • DIN 45657, TA-Lärm
  • NS 4814, NS 4815, NS 8172

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