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B&K 2245 Sound Level Meter

B&K 2245 Sound Level Meter
8Pages

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ittil |«u Vr/ HOTTINGER BRUEL & KJ/ER PRODUCT DATA B&K 2245 Sound Level MeterA simple, easy-to-use class 1 sound level meter Whether you are a complete novice, occasional user or an acoustics specialist - sometimes all you need is a simple sound level meter - one that provides you with reliable, accurate results without all the fuss. That is what B&K 2245 delivers. This robust, class 1 sound level meter puts functionality, ease-of-use and versatility into the palm of your hand together with the reliability and confidence that is ensured with the Bruel & Kj&r brand. B&K 2245 works seamlessly with a range of apps, each providing a complete solution for a specific job-to-do. Accurate noise measurement, analysis and documentation has never been so simple. Uses • Noise measurements requiring IEC 61672-compliant instrumentation • Road vehicle exhaust noise inspection with Exhaust Noise Partner • Basic broadband noise measurements with Noise Partner • Environmental noise assessments with Enviro Noise Partner • Occupational noise assessments with Work Noise Partner • Free-field sound power determination according to ISO 3744 or ISO 3746 with Product Noise Partner • Toy noise measurements according to EN 71-1 with Product Noise Partner • Type-approved sound level measurement data integration with other systems using Open Interface for B&K 2245 and HBK 2255 BZ-7400 Features • Single measurement range: 22.7 - 140.6 dB(A) from noise floor to maximum level • Frequency range: 6 Hz - 20 kHz • 16 GB internal storage • Automatic measurement transfer to network or USB storage media for backup and analysis • Robust design for both indoor and outdoor measurements • Simplified user interface • Wireless connectivity • GPS for time and position • Calibrator auto-detection • Windscreen auto-detection and compensation • Powerful open interface for system integrators • Supported by a range of apps tailored to specific jobs

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Smart accessories B&K 2245 Sound Level Meter is a complete package solution that includes the Noise Partner app for both mobile measurement control, display and data transfer and as a PC-based application for analysis and documentation. From tripods, calibrators, mobile phone holders, and more – Brüel & Kjær provides you with the accessories you need to complete any measurement task using B&K 2245. Fig. 1 The complete solution: B&K 2245 Sound Level Meter and the Noise Partner app installed on a mobile device and PC See “Ordering information” for a complete overview. Hassle-free licencing...

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SPECTRUM PARAMETERS 1/1-octave or 1/3-octave frequency analysis X = frequency weightings A, B, C or Z Y = time weightings F or S Calibration Initial calibration is stored for comparison with later calibrations

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Latitude, Longitude Precision of coordinates given as ±xx m AUDIO Listen-quality audio recording requires one of the following licences: BZ-7301, BZ-7302, BZ-7303 or BZ-7404. Audio format Measurement status * With optional licence Measurement control Software interface MEASUREMENT MODES * Logging requires one of the following licences: BZ-7301 or BZ-7302. * For WELMEC type-approved instruments, updates must be performed at a Bruel & Kj«r service centre.

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Data management

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Standards NOTE: The international IEC standards are adopted as European standards by CENELEC. When this happens, the letters IEC are replaced with EN and the number is retained. The instrument also conforms to these EN standards The sound level meter part of B&K 2245 conforms to the following national and international standards and classes/types/groups with the standard accessories and configurations: IEC -INTERNATIONAL ELECTROTECHNICAL COMMISSION (Commission electrotechnique internationale) The firmware is made in accordance with: * Find compliance and type approval documentation at...

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Firmware variants Accessories available separately B&K 2245 has three firmware variants. In countries where a WELMECcompliant instrument is required for legal metrology (currently Germany and Spain), the WELMEC firmware variant for that country should be selected. For all others who require a type-approved SLM, the standard variant should be suitable INTERFACING HARDWARE UL-1073 4.7 in. App Control Unit, 32 GB AO-0846 USB-C to AC or DC Output Cable, with power MOUNTING HARDWARE UA-0750 Tripod UA-0801 Lightweight Tripod UA-1651 Tripod Extension For more information on B&K 2245 firmware...

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B&K 2245 Sound Level Meter 8Pages

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B&K 2245 Sound Level Meter
8Pages