CEL-63x Environmental & Occupational Noise Meter
59 Casella CEL
6 Specifications
6.1 General
The CEL-63x family is a range of instruments that support different firmware
functionality. Figure 14 below shows the functionality of the models in the
range.
Figure 14. CEL-63x instrument functionality
6.2 Standards
The CEL-63x instrument provides SPL, Integrating and Octave band noise
measurements compliant with the following international standards:
IEC 61672-1: 2002-5 (Electro-Acoustics – Sound Level Meters) Group
„X‟ instruments. Performance of Class 1 or 2 as relevant to the
instrument model.
IEC 60651: 1979, IEC 60804: 2000, ANSI S1.4 1983, ANSI
S1.43-1997(R2007)
1/1 Octave and 1/3 Octave Filters comply with EN61260: 1996, Class 0
and ANSI S1.11 1986, Order-3 Type 0C.
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