Product Description
CEL-633.C1 Type 1 Sound Level Meter Kit for Occupational & Environmental Noise
The CEL-633.C1 Type 1 Sound Level Meter Kit is built for professional occupational and environmental noise measurement, combining a 63x-Series digital sound level meter, CEL-120/1 acoustic calibrator, and Insight software for full-workflow monitoring and reporting.
Designed for workplace surveys, boundary measurements, and regulatory compliance programs, the 63x platform delivers real-time octave and one-third-octave analysis, audio recording, voice notes, and pre-configured occupational and environmental modes—making it ideal for consultants and safety teams performing ISO- and OSHA-driven noise studies.
What’s Included in the Kit
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(1) CEL-633.C1 Type 1 sound level meter with ⅓-octave capability
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(1) CEL-120/1 Class 1 acoustic calibrator
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(1) Insight software package
Applications
Occupational Noise
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Workplace noise surveys to ISO 9612 and OSHA 29 CFR 1910.95
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Hearing-protection selection
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Noise-exposure calculations
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Compliance documentation
Environmental Noise
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Boundary assessments
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Noise-complaint investigations
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Surveys to ISO 1996 and BS 4142
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Construction noise studies
Key Performance Features
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Type 1 accuracy class
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Single measurement range up to 140 dB
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Real-time octave & ⅓-octave band analysis
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Simultaneous multi-parameter logging
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Voice notes & WAV audio recording
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TFT color display
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Data markers & back-erase function
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Triggered transient events
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2GB internal memory
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Removable pre-amplifier
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Outdoor kit support
63x Series Model Structure (Buyer Clarity)
Models are selected by:
• frequency analysis: A = broadband, B = octave, C = ⅓-octave
• accuracy class: 1 or 2
Example: CEL-633C1 = ⅓-octave + Class 1.
Each meter ships with calibration certificate and standard kit components.
