Features:
1. 100percent brand new and high quality
2. This sound level has instantaneous sound measure function
3. The measurement range is 30 130dB
4. With two equivalent weighted sound pressure levels, A and C
5. Suitable for measuring noise of industrial, environmental and aircraft.
Specification:
Condition: 100percent Brand New
Brand: SMART SENSOR
Model: AR824
Material:
ABS Plastic
Digit & Resolution
5 digits & 0.1dB Display: 0.5 secretary
Measuring Range:
30 130dBA 35 135dBC
Accuracy
+ 1.5dB
Frequency range:
31.5Hz to 8.5K Hz
Linearity range:
50dB
Frequency weighting:
A, C
Microphone
1 2 inch Electret Condenser microphone
Standard
According to IEC651 TYPE 2 & ANSIS1.4 TYPE 2
Time Weighting
Fast Slow
Bar graph:
50 dB scale at 1 dB step fro monitoring
current sound pressure level display period: 50mS
Level ranges:
30 80dB; 50 100dB; 60 110 dB; 80 130dB
Over indicate over range:
Under indicate less than lower limit for the range
AC output:
0.707 Vrms at FS output impedance approx 600 Ohm
DC output:
10mV dB output impedance approx 100 Ohm
Max: Maximum hold Auto Power Off
Yes
External power supply
Yes
Level Range Bar Graph
Yes
Range Selection
4 modes
Range Over Indication Battery Indication
Yes
Backlight Display Max & Min Hold Function
Yes
Sampling Frequency
2 times sec
Self calibration time:
10 secs(every turn on)
Operating condition
Temperature :0 40 celsius ; Humidity: 10percent to 80percent RH
Storage Condition
Temperature: 10 to 60 celsius ; Humidity: 10percent to 70percent RH
Power
4 * AA1.5 alkaline cells ( battery not include)
Weight: Approx. 617g 21.8oz
Size:Approx. 224 * 66 * 33mm 8.8 * 2.6 * 1.3in
Package List:
1 x Sound Level Meter
1 x DC Cable
1 x User Manual
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