Precision Sound Level Meter + Calibrator + Octave Real Time Analysis (Type 1)
Model : 6238
Product : ACO-Japan
6238 Sound Level Meter yang lebih Akurat (precision) type 1 dilengkapi dengan Calibrator, Octave Real Time Analysis untuk pengukuran Frequency suara, data dapat disimpan di memory SD card sehingga memudahkan pengguna untuk mendapatkan hasil pengukuran suara.
Specification :
| A. | Sound Level Meter | ||
| ▪ | Level Range | : | 20~80dB |
| : | 20~90dB | ||
| : | 20~100dB | ||
| : | 20~110dB | ||
| : | 30~120dB | ||
| : | 40~130dB | ||
| : | 0~80dB | ||
| : | 0~dB function in ON | ||
| ▪ | Frequency Range | : | 5Hz～20kHz |
| 20Hz～12.5kHz measurement Low | |||
| Linearity Range | 100dB | ||
| ▪ | Measurement | : | SPL, SPL-A, SPL-C, LAeq, LAe, LAmax, |
| LAn, Lpeak, Lcpeak, LAtm5, LAi, LAieq | |||
| ▪ | Weighting Level | : | (A) 28～130dB |
| (0 ～ 80 dB/0 - dB function in ON) | |||
| : | (C) 37～130dB | ||
| : | (Z) 39～130dB (Flat) | ||
| : | (C) 55～135dB (Peak) | ||
| : | (Z) 60～135dB (Flat) | ||
| ▪ | Time Weighting | : | Fast, Slow, Impulse |
| ▪ | Frequency Weighting | : | A、C、Z(FLAT) |
| Measurement Time | : | 1s/3s/5s/10s/1min/5min/10min/15min/ | |
| 30min/1h/8h/12h/24h | |||
| ▪ | Display | : | Liquid crystal and Backlight(128×64 points) |
| ▪ | Date | : | year/month/day/hour：minute：second |
| ▪ | Standard | : | JIS C1509-1:2005 Class I |
| : | IEC 61672-1:2002 Class I | ||
| B. | Octave Real-time Analysis | ||
| ▪ | Measurement mode | : | Sound pressure level(Lp) |
| : | Equivalent continuous sound pressure level(Leq) | ||
| : | Sound exposure level(LE) | ||
| : | Maximum sound pressure level(Lmax) | ||
| ▪ | 1/1-octave filter | : | 16Hz,31.5Hz,63Hz,125Hz,250 Hz,500Hz, |
| 1kHZ, 2kHZ, 4kHz,8kHz,AP,OA | |||
| ▪ | 1/3-octave filter | : | 12.5Hz,16Hz,20Hz,25Hz,31.5Hz,40Hz,50Hz, |
| 63Hz, 80Hz, 100Hz,125Hz,160Hz,200Hz, | |||
| 250Hz,315Hz,400Hz,500Hz, 630Hz,800Hz, | |||
| 1kHz,1.25kHz,1.6kHz,2kHz,2.5kHz,3.15kHz, | |||
| 4kHz,5kHz,6.3kHz,8kHz,10kHz,12.5kHz, | |||
| 16kHz,AP,OA | |||
| ▪ | Step Level range | : | 10～80dB、20～90dB、30～100dB |
| 40～110dB、50～120dB、60～130dB | |||
| (-10～60dB、0～70dB、10～80dB/0-dB | |||
| function in ON) | |||
| C. | Sound Calibrator | ||
| ▪ | Range | : | 94 dB |
| ▪ | SPL tolerance | : | ±0,3 dB |
| ▪ | Nominal Frequency | : | 1000Hz |
| ▪ | Frequency Tolerance | : | ±0,1% |
| ▪ | Cover Microphone | : | Measurement Microphone |
| 1-inch and 1/2-inch | |||
| (Included 1/2-inch microphone Adapter) | |||
| D. | Complete Unit | : | Mirophone / preamp |
| : | Windscreen | ||
| : | SD card | ||
| : | Sound Calibrator | ||
| : | Octave Real-time 1/1-1/3 | ||
| : | Exlusive printer | ||
| : | RS232 interface cable | ||
| : | Roll Paper 10 pcs | ||
| : | Software | ||
| : | Certificate Calibration | ||
| : | Screw driver | ||
| : | Software and carrying case |