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Scarlet Tech ST-12D Class 1 Integrating Sound Level Meter standar Kelas 1 IEC 61672-1:2013, dirancang untuk pengukuran dan penelitian untuk mengukur kebisingan di tempat kerja baik indoor maupun outdoor. Sound Level Meter ini memiliki rentang pengukuran yang luas dari 25 hingga 140 dB dan mampu mengukur parameter seperti Leq, Lpeak, Lmax, Ln, TWA dan banyak lagi parameternya sehingga cocok dipergunakan pengukuran untuk penelitian kebisingan suara selama 8 jam maupun 24 jam
(edit with the Customer Reassurance module)
(edit with the Customer Reassurance module)
(edit with the Customer Reassurance module)
Class 1 Integrating Sound Level Meter and Calibrator
Model : ST-12D
Specification :
| ▪ | Range / Frequency | : | 25 ~ 140 dB (143 dB C Peak) / 10 Hz ~ 20 kHz |
| ▪ | Accuracy | : | ± 0.5 dB |
| ▪ | Frequency Weighting | : | A, C, Z |
| ▪ | Time Weighting | : | F, S, I, I10 |
| ▪ | Integrating Time | : | 1s ~ 99 h 59 m 59 s |
| ▪ | Display | : | 2.4-inch 240 × 320 pixel full-color display |
| Adjustable brightness & backlight can be turned off. | |||
| ▪ | Parameters | : | LXYp, LXYmax, LXYmin, LXeq, LXeq,T, LXeq,t, LXpeak, L5, L10, |
| : | L50, L90, L95, SD, Ld, Ln, Ldn, SEL, LXE, E, TWA, Lex, 8h, LAVG, DOSE | ||
| : | X = A, C, Z and Y = F, S, I, I10 | ||
| ▪ | Storage Capacity | : | 4 GB internal memory, 64 GB SD card |
| ▪ | Power Supply | : | 4x AAA Batteries or external power supply |
| ▪ | Output Interface | : | AC/DC signal (analog), RS-232, USB type C |
| Bluetooth (for portable printer) | |||
| ▪ | Auto recording | : | Record noise data in MP3/WAV format |
| : | Synchronize/Trigger mode | ||
| : | Sampling rate: 12 kHz, 24 kHz, 48 kHz / 16 bit, 24 bit | ||
| ▪ | Operation Environment | : | Working temperature: -20 ~ 60 ℃, RH: : 20% ~ 90% |
| ▪ | Standards | : | IEC 61672-1: 2013 Class 1 |
| ▪ | Dimensions / Weight | : | 250 × 76 × 33mm / 340 g |
| ▪ | Complete Units | : | Sound Level Meter and Windscreen |
| : | 1/2" Prepolarized Condenser Microphone | ||
| : | RS232 Cable and Mini USB cable | ||
| : | Sound Calibrator 94db/ 114 dB | ||
| : | Calibration Certificate and manual books | ||
| : | Waterproof Carrying Case |