Máy đo độ ồn Castle Sonus GA116I

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Máy đo độ ồn Castle Sonus GA116I

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Máy đo độ ồn Castle Sonus GA116I


Applicable Standards IEC 61672-1:2013 (Integrating, Sound Exposure and Sound Level Meters)
IEC 60651:2001 (Sound Level Meters)
IEC 60804:2000 (Integrating Function)
Microphone and Preamplifier Type 7146A Pre-Polarised ½” (13.2 mm) Free-Field, Electret Condenser Microphone: 20Hz – 20KHz ± 2dB –32 dB ± 3 dB re 1V/Pa Custom pre-amplifier design Typical actuator to free-field correction factor (based on 500Hz=0) is shown below
Display Back-lit LCD panel (8x1 Characters) Alpha-Numeric display for measured results
Level Range Total Measuring Range: 41-140
Linear operating range (IEC61672-1): 65dB 3
3 Display Ranges (IEC61672-1): 35-100 55-120 - Reference Range 75-140
Noise Floor Typical ’A’ Weighting ‘C’ Weighting
Frequency Weighting ‘A’ and ’C’ to IEC 61672-1:2002 and IEC 60651:2001
Frequency Range 12.5 Hz - 20 kHz (including microphone)
1 Hz - 20 kHz (electrical characteristics)
Time Weighting Slow and Fast
Instrument Response Simultaneous rms. and Peak
Measurement Response Lp (Sound Pressure Level), Leq (Equivalent Sound Level), Lmax (maximum Level), Cpeak (Max. Peak Level), LEpd (Sound Exposure Level), 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
Processing A to D Converter: 12-bit Controller: 8MHz, micro-controller
Output AC Output = 16.4mVrms at 94dB (un-weighted and not affected by range) DC Output = 40mV/dB (weighted and ranged)
Power Requirement Batteries: 1 x 6LR61 (size PP3), Life: >12 hours (alkaline batteries, continuous operation)
Size Dimensions: 60mm (width) x 30mm (depth excluding pocket clip) x 135mm (height without microphone) or 210mm (height with microphone)
Weight 200gms (without battery)
Manuals Multi-language manuals*: French, German, Spanish and Italian

Accessories GA607 Dual Level Calibrator: KA010 Kit Case for GA116I, GA607 and Accessories


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