Features:
- Measures sound levels in accordance with IEC61672
Class 2 specifications
- A/C frequency weighting
- Fast/Slow time weighting
- Easy to read LCD with backlight
- Peak hold, Data hold and Max/Min record
- Real time data logger with integral SD
memory card (OPTIONAL)
- Just plug the SD card into the computer and it
downloads directly to EXCEL
- RS-232 and USB computer interface
- Auto or manual power off
Specifications:
- Measuring Range: 30 to 130dB
- Resolution: 0.1dB
- 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
- Frequency Weighting: A: Human Ear Listening; C: FLAT
- Response
Time Weighting: Fast: 200ms; Slow: 500ms
- Frequency Range: 31.5 to 8,000Hz
- Auto Sampling Time: 1, 2, 5, 10, 30, 60, 120, 300, 600, 1800, 3600 seconds
- Memory Card: SD memory card, 1 GB to 16 GB
- Data Output: USB/RS232 PC computer interface
- AC Output: 0.5 Vrms corresponding to each range step
- Output Impedance: 600Ω
- Power Supply: 6 x 1.5V UM3/AA batteries
- Dimensions: Meter: 9.7 x
2.7 x 1.8 in;
Microphone: .5 in dia.
- Weight: 1.08 lb
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SD-4023 DataSheet
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