Digital Sound Level Meter SL-5868p
Professional noise measurement instrument designed for testing sound levels in various environments including machinery, vehicles, ships, and industrial settings. Ideal for industrial environmental protection, construction, healthcare, teaching, and research applications.
Key Features
- A, C, F weighting and FAST/SLOW response time selection
- Four measurement parameters: Lp (sound level), Leq (Equivalent Continuous A Sound Level), Lmax (Maximum Sound Level), and LN (Percent readings over alarm value)
- DC output: 10mV/dB
- Memory storage for 30 measurement results and conditions
- Auto range selection with digital display for accurate readings
- USB data output and RS-232 data output for PC connectivity
- Bluetooth™ data output option available
Standard Accessories
- Main Unit × 1pc
- Windscreen × 1pc
- Carrying Case × 1pc
- Operation Manual × 1pc
Optional Accessories
- ND9 sound level meter calibrator × 1pc
- USB, RS-232 Data Cable With Software × 1 set
- Bluetooth Data Output With Software × 1 set
Technical Specifications
| Standards |
IEC 651.2, ANSI 1.4.2 |
| Parameters Measured |
Lp - Sound Level
Leq - Equivalent Continuous A Sound Level
Lmax - Maximum Sound Level
LN - Percent of All Readings Over Alarm Value Set |
| Measurement Range |
Lp: 30 ~ 130 dB (A Weighting)
35 ~ 130 dB (C Weighting)
40 ~ 130 dB (F Weighting)
Leq: 30 ~ 130 dB (10 Seconds to 24 Hours)
LN: 0 ~ 100% |
| Resolution |
0.1 dB |
| Accuracy |
1 dB |
| Frequency Weighting |
"A" / "C" / "F" (Flat) |
| Time Weighting |
Fast (125 ms) / Slow (1 Second) |
| Microphone |
1/2 Inch Electrets Condenser Type |
| Memory |
Maximum Value (30 Groups) |
| Built-in Calibration Signal |
94 dB at 1k Hz (sinusoidal) |
| Frequency Range |
20 ~ 12,500 Hz |
| Alarm Value Set |
30 ~ 130 dB |
| Alarm Output |
LED Optional Relay Contact (NC) |
| Indicator |
Low Battery Indicator |
| Power Supply |
4 × 1.5v AAA size (UM-4) Battery |
| External DC Power Supply |
6 V, DC, 100 mA |
| Dimensions |
236 × 63 × 26 mm |
| Weight |
170 g |
