Extech SL400-NIST – Personal Noise Dosimeter with USB Interface and NIST Calibration
$679.00
In Stock
Complete operational freedom from complex manual threshold integration limits dictates the advanced micro-processing architecture built into the Extech SL400-NIST personal noise dosimeter. This specialized Sound Level Meters device tracks individual employee time-weighted average noise exposure under strict OSHA compliance guidelines, arriving with an official NIST-traceable calibration certificate. It stores transactional statistics locally, uploading files safely via an integrated universal USB port interface block.
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Extech-SL400-NIST Specs
| Standards | IEC61252-1993, IEC67672-1-2003, ANSI S1.25-1992, ANSI S1.4-1983, ANSI S1.43-1997 |
| Ranges | (Accuracy) 30 to 90 dB, 50 to 110dB; C, Z Peak: 70 to 140dB / C and Z Peak: 90 to 143dB (Accuracy: ±1.4dB@94dB 1kHz) |
| Frequency Weighting | A, C, Z |
| Response Rate | Fast, Slow, Impulse |
| Bandwidth | 20Hz to 8kHz |
| Memory Dose: | 10,000 points/SLM: 999,999 points |
| Criterion Level / Threshold Level | 30 to 140dB in 0.1dB steps / 30 to 140dB in 0.1dB steps |
| Exchange Rate | 3, 4, 5 or 6 dB |
| Measurement Duration | 5, 10, 15, or 30 minutes; 1, 2, 4, 8, 10, 12, or 24 hours |
| Measurement Modes | %Dose, Lxmax, Lxyp, Lxmin, Lxeq, SEL (LAE), PeakMAX, LAVG, TWA, LEP, LN% SPL, Lxmax, Lxyp, Lxmin, Lxeq, SEL (LAE) PeakMAX |
| Dimensions/Weighting | 4.2 x 2.6 x 1.3” (107 x 65 x 33mm) - exclude connector on top/ 7oz. (198g) include batteries and microphone cable |
- NIST Calibration
- Belt clip
- Clip-on 1/2" dia (12.7-mm) microphone with 32" L (81.3-cm) cable
- Windscreen
- Software
- USB cable
- Carrying case
- 9 V battery
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