Larson Davis EPS2116, Reference Manual

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EPS2116 Reference Manual A-1
Appendix A Technical Specifications
A.1 Standards Met by EPS2116 .................................................................................................A-1
A.1.1
Sound Level Meter Standards ..............................................................................A-1
A.1.2 Safety Requirements ............................................................................................A-1
A.2 Included Accessories ...........................................................................................................A-2
A.3 Optional Accessories ...........................................................................................................A-2
A.4 Physical Specifications .......................................................................................................A-2
A.5 EPS2116 Dimensions ...........................................................................................................A-3
A.6 Wind-induced Noise ............................................................................................................A-4
A.7 EPS2116 Corrections ...........................................................................................................A-5
A.8 Acoustical Response ...........................................................................................................A-8
A.8.1
Reference Direction ..............................................................................................A-8
A.8.2 EPS2116 Responses with Free-Field (0°) Correction .........................................A-10
A.8.3 EPS2116 Responses with Random Response (diffuse) Correction ..................A-15
A.8.4 EPS2116 Responses with 90° Correction ...........................................................A-19
Values specified are typical unless tolerances are provided.
A.1 Standards Met by EPS2116
A.1.1 Sound Level Meter Standards
When used with the Larson Davis Model 831 or LxT versions, the EPS2116 can be used as part of a Class 1
or 2 measurement system, according to IEC 61672-1:2013 and ANSI S1.4-2014, when the appropriate
microphone correction is used.
A.1.2 Safety Requirements
Compliance Standard
All IEC 61010-1 (2010): Safety requirements for electrical
equipment for measurement, control, and laboratory use
IP 55 IEC 60529 (2001): Degrees of Protection Provided by Enclosures
NEMA 4 NEMA 250 (2008): Enclosures for Electrical Equipment
2002/95/EC (RoHS 1) RoHS: The Restriction of Hazardous Substances Directive