

REED SD-4023 Data Logging Sound Level Meter
This SD series sound level meter has triple range measurement and features user selectable sampling rates from 1 to 3600 seconds. Using an SD card (up to 16Gb) a user can select a desired sampling rate and quickly generate an Excel file with raw data, all without the use of software. Optional accessories include a tripod and AC adapter for continuous long-term monitoring and PC software that allows a user to tracking live measurements.
- Specifications
- Features
- Downloads
Accuracy | 31.5Hz +/- 3.5 dB, 63 Hz +/- 2.5 dB, 125 Hz +/- 2.0 dB, 250 Hz +/- 1.9 dB, 500 Hz +/- 1.9 dB, 1 kHz +/- 1.4 dB, 2 kHz +/- 2.6 dB, 4 kHz +/- 3.6 dB, 8 kHz +/- 5.6 dB |
Auto shut-off | Yes (after 10 mins/off) |
Dimensions | 9.7 x 2.7 x 1.8" (245 x 68 x 45mm) |
Measuring range | 30-130 dB Low: 30-80dB Med: 50 -100 dB High: 80 -130 dB Full: 30-130 dB |
Operating Temperature | 32 to 104°F (0 to 40°C) |
Outputs | Yes (AC) |
Power Supply | 6 x AA batteries or AC Adapter (optional) |
Product Certifications | CE, IEC 61672-1 Class 2 |
Storage Temperature | 14 to 140°F (-10 to 60°C) |
Weight | 17.3oz (489g) |
- High accuracy of ±1.4 dB meets Type 2 standards
- Triple range measurement (50dB dynamic range)
- A & C frequency weighting
- Fast & Slow time weighting
- Real time data logger with integral SD memory card
- User selectable sampling rate from 1 to 3600 seconds
- Easy-to-read backlit LCD display
- Peak hold, Data hold and Min/Max hold
- Optional PC software features live tracking via USB connection
- Tripod mount for long-term monitoring
- Low battery indicator and auto shut off
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