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产品介绍
Castle GA113 液位计
Castle GA 113 Sound Level Meter 20kHz 35 → 140 dB
Castle
GA113 Class 1 Integrating Sound Level Meter Designed for Industrial Safety Officers, Safety Managers and Engineers for compliance with the Health and Safety at Work Act; Noise at Work regulation 1989. Will provide necessary information for completing risk assessmentsIntegrated equivalent level (Ieq) measurementPersonal sound exposure level (Lex or Lep’d) measurementDOSE%, Projected DOSE% and Projected Lex functionsSound pressure (Lp) to 0.1dB resolution’A’ and ’C’ frequency weighting (toggle)’Slow’ and ’Fast’ Time constraints (toggle)Simultaneous measurement of Lp, Leq, Lmax and PmaxLmax – maximum LP hold (rms)Pmax – maximum peak levelElapsed time (running time hrs, min, sec)Overload and under-range indicationBattery condition (Life approx. 24 hrs)Optional extra: Plug-in Dosemeter microphone to convert the GA113 into a Dosemeter (stock no. 479-2056) Dosemeter MicrophoneConverts GA113 Sound Level Meter into a personal sound exposure meter (dosemeter)Includes Class 2 (Type 2) microphoneWhen fitted, meter complies with IEC 61252:1993Note: This instrument is supplied with a 1-year warranty and factory calibration from the date of manufacture. A free 3-year warranty extension is available subject to annual calibration being maintained. Linear operating range(IEC61672-1) 65dB 3 Measurement Ranges(IEC61672-1) 35-100 55-120 - Reference Range 75-140 Standards Compliance IEC 61672-1:2002 Class 1IEC 60651: 1979 Type 1IEC 60804: 2001 Type 1 Measured Parameters Lp (Sound Pressure Level), Leq (Equivalent Sound Level), Lmax (Maximum Level), Pmax (Max. Peak Level), Lex (Sound Exposure Level), Plex (Projected Lex over 8 hours), DOSE% (Lex compared to criterion level as %), PDOSE% (Projected DOSE%), Pa2h (Lex displayed in Pascal units), LAE (Single event Sound Exposure Level) Other Displays Elapsed time, Overload, Battery Life Calibration Software controlled 91.0 to 120.0 dB(1kHz) in 0.1 dB steps Dimensions 60mm (width) x 30mm (depth excluding pocket clip) x 135mm (height without microphone) or 210mm (height with microphone) Weight 200gms (without battery) Sound Range (dB) 35 to 140 Frequency Range (kHz) 12.5 Hz to 20kHz (Inc Mic); (Electrical Characteristics) 1 Hz to 20 kHz Resolution (dB) 0.1 Note For compliance with the Noise at Work regulations and relevant international standards, sound level meters should be calibrated before use and checked afterwards. See later in this section for GA607 acoustic calibrator (stock no. 479-2034). A kit case (KA010, stock no. 229-9454) for protecting your GA113 and GA60766 is also available. Sound Meters ; Maximum Sound Level 140dB; Minimum Sound Level 35dB; Resolution 0.1 dB; Accuracy Class IEC 60651:1979 Type 1, IEC 61252:1993, IEC 61672-1:2002 Class 1, IEC60804:2001 Type 1; DOSE Measurement Yes; Weighting A, C; Display Type LCD - Backlit; Battery Type 9V; Fast/Slow Time Averaging Both; Maximum Frequency 20kHz; Maximum Operating Temperature +40°C; Minimum Frequency 1 Hz; Model Number p GA 113; Minimum Operating Temperature 0°C;
Sound Level Meters
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