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CEL 480 TYPE 2 AUTOMATIC W/1/3 Casella CEL Get Quote



The Casella CEL-480 Type 1 and Type 2 Sound Level Meters are used for a broad range of applications. The instrument offers broadband, octave or one-third octave frequencies, so it is ideal for common noise measurement problems, including general environmental audits and product noise assessments. The meter features a 70 dB dynamic range adjustable in 10 dB steps, allowing the user to set the most appropriate range for measurement. Frequency analysis includes full octaves and one-third octave bands.

Key Features

  • Automated data collection
  • Easy download to PC or printer

Technical Specifications

Measuring Range 10 to 140 dB in seven 60 dB ranges.
Broadband Mode L, LAeq, LAleq, LAVE, LAE, Lmx, Lmn, 5x LN%, user-selectable 0.1 to 99.9% duration
Octave Bands 9 bands from 31 Hz to 8 kHz, L, LAeq, Lmx per band with optional pre-weighting
1/3 Octave Range 28 bands from 25 Hz to 12.5 kHz, L, LAeq, Lmx per band with optional pre-weighting
Frequency Weightings, RMS A, C and Z(unweighted)
Time Weightings Slow, fast and impulse
Period Interval 1, 5, 10,15, 20, 30 sec, 1, 5, 10, 15, 20, 30, 60 min
Datalogging 512K memory provides 999 cumulative runs or spectral scans plus 9999 period results or autoscans per run
Power Six AA alkaline batteries, 25 hours operation
Standards Type 2 IEC 651: 1979 Type 21, IEC 804: 1985 Type 2, ANSI S1.4: 1983 Type S(2)


  US Metric
Dimensions 13.5 x 4\" x 1.5\"\" 343 x 102 x 38 mm


  US Metric
Weight 1.09 lbs 0.496 kg