Tohodo Scientific Instrument

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 Alat Uji Volume Suara- IntellSafe - SOUND LEVEL METER - KMAR834 High Performance Product
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16 Okt 2018
United States
1 Unit
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Spesifikasi

Alat Uji Volume Suara- IntellSafe - SOUND LEVEL METER - KMAR834 (High Performance Product)                    
Alat ukur tingkat kebisingan Suara
                    
Designed according to IEC651, Type 2, ANSI S1.4 Type 2                    
CE and ISO 9001                    
Accuracy up to ± 1.5 dB                    
Measuring Range:30~130dBA                    
High/Low speed rate selection                    
The Maximum value holding function                    
Auto Power Shut Off 10 minutes                    
Both AC and DC analogy signal output are available connecting to frequency                    
analyzer or X-Y axis recorder for data statistical analysis                    
Calender function                    
43690 data record function (available to be expanded to 131070 for special use.                    
May connect with the PC through USB, have functions of data record downloading,                     
real-time data sampling analysis, and printing graph & data etc.                    
Calibration sound source : 94 dB @ 1 KHz            
Measuring Range : 30~130dB A, 35 to 130 dB C            
Frequency Range      :    31.5HZ-8.5KHZ            
Resolution : 0.1 dB            
Measuring Level    : 30 to 80 dB            
        : 40 to 90 dB            
        : 50 to 100 dB            
        : 60 to 110 dB            
        : 70 to 120 dB            
        : 80 to 130 dB            
        : 30 to 130 dB            
Dynamic Range     : 50 dB/100 dB            
Overload Indication : Over/Under            
Frequency Weighting Characteristic : A and C            
Digital Display : 4 Digits            
Analog bar graph : 1 dB/1 bar graph            
Sampling Rate     : 20 times/second            
AC Signal output : 0.707V rms/full bar graph, output impedance is about 600 ohm            
DC Signal output : 10 mV/dB, output impedance is about 100 ohm            
Dynamic Characteristic : Fast(high speed)/slow (low speed)            
Calender Accuracy : ± 30 second/day            
Data storage quantity :    43690(special may expand to 131070)            
The maximum value holding : Max            
Auto power off : After no operation for 10 minute)            
Microphone : polarization capacitance microphone            
Operation voltage : 6 Volt            
External Dimensions : 67x30x183 mm            
Include : Sound Level Meter
Battery 4xAA 1,5Volt            
Windscreen ball            
Operation Manual            
Carrying Case            
Communication Software CD-ROM            
System : Windows 95/98, NT4/ME/2000/XP/2003            
USB connection cable            
                        

 

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