SOUND LEVEL METER SMARTSENSOR AR 824[15 Jan. 2012, 23:18:45]
Keterangan
AR824 Sound Level Meter : 30 ~ 130dBA
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