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noise-dosimeter

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Sound Level Meters
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Digital Noise Dosimeter

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Specifications

Application Industrial| Laboratory
Accuracy 1.4 dB
Power Supply Battery
Display Digital
Model Number SONUS GA257B
Memory 16GB
Frequency Range (Hz) 31.5 Hz - 8000 Hz
Measurement Range (dB) 30-130 dB
Resolution (dB) 0.1 dB
Long Interval 1s To 24h
Short Interval 10ms To 60m

Key Features

  • Bulk Quantities Available
Reference AAGYI Category Sound Level Meters

Product Details

The SONUS GA257B is a dedicated basic Personal Noise dosimeter fully compliant with IEC 61252:1993, giving simultaneous sound exposure (Lep'd) and maximum peak (Zpeak) measurements, an essential feature for Noise at Work Regulations assessments.Parameters measured (both GA257B and GA257L):User selectable Exchange Rate (3dB, 4dB or 5dB)User selectable Criterion Level (75dB, 80dB, 85dB or 90dB)User selectable Threshold Level (-5dB, -10dB or OFF)Zpeak% DoseLep'd (Lex)% DOHR (Dose/Hour)Pa2h (Lep'd expressed in Pascals)Exposure TimeLockable KeypadConstructed from tough crack resistance plasticAdditional Information:Item Code: GA257

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