Điểm nổi bật
Specifications
| Standards | IEC61252 ,ANSI S1.25(1992) for dose and sound exposure meters IEC 60651-1979 Type 2 for sound level meters ANSI S1.4-1983 Type S (1) for sound level meters |
| Ranges | 60 - 130 dB / 70 to 140dB (A/C Weighting) 60 to 130dB / 93 to 133dB (C or Z (Linear) Peak) 70 to 140dB / 103 to 143dB (C or Z (Linear) Peak) |
| Digital Display | LCD 0.01-9999% |
| Criterion Level | 80, 84, 85, or 90dB |
| Exchange Rate | 3, 4, 5 or 6 dB |
| Threshold Level | 70 to 90 (1dB steps) |
| High Level Detector/Peak Flag | 115dB, 130dB and 140dB |
| Response Rate | Fast or Slow |
| Measurement Duration | 5, 10, 15, or 30 minutes 1, 2, 4, 8, 12, or 24 hours |
| Microphone | 1/2 inch electret condenser with 31" cable |
| Battery Life | >35 hrs |
| Event Storage | 20 surveys |
| USB Interface | yes |
| Real time clock/calendar | yes |
| Dimensions/Weight | 3.8 x 2 x 1.4" (97 x 51 x 35mm) 4.2oz. (120g) incl.batteries |
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