SMART SENSOR / INTEL SAFE Sound level meter

Oleh: Gumira Glodok Maju  05/10/2012
Kata kunci: alat ukur

Hub: Miss. Fenny Phone. 082116732473 Fax . (021)6220126 telepon.(021)49122344 Email . [email protected] Keterangan Sound level meter Fungsi : untuk mengukur tingkat kebisingan suara. Spesification : * Measurement range: 30~ 130 dBA; 35~ 130dBC * This unit was designed according to following standards: A. International electrician committee standard: IEC PUB 651 TYPE2 B. US national standard: ANSI S1.4 TYPE2 * Accuracy up to + / -1.5dB * Max reading hold * Sound measuring level selectable * Time weighting selectable: Fast/ Slow * Frequency weighting selectable: A/ C * Auto/ Manual power turn off * AC/ DC output * Over range indication * Low battery indication SPECIFICATION * Measure range 30~ 130 dBA 35~ 130dBC * Accuracy ± 1.5dB * Frequency response 31.5Hz~ 8.5KHz * Resolustion 0.1dB * Measure level 30~ 80dB, 50~ 100dB, 60~ 110dB, 80~ 130dB, 30~ 130dB * Dynamic range 50/ 100dB * Frequency weighting characteristic A/ C * Time weighting Fast/ Slow * Sampling rate 20 times/ second * Microphone 1/ 2 inch polarization capacitance microphone * Power 4* 1.5V AA battery or DC 9V

Kata kunci: alat ukur