Lutron SL-4001 Sound Level Meter

Digital Sound Level Meter Lutron SL-4001

Layar LCD besar, mudah dibaca
Jaringan pembobotan frekuensi dirancang untuk memenuhi IEC 61672 CLASS 2
Jaringan pembobotan A & C sesuai dengan standar
Mode karakteristik dinamis pembobotan waktu (CEPAT & LAMBAT).
Keluaran AC/DC untuk perluasan sistem
Membangun di adj. VR tersedia untuk kalibrasi mudah
Mikrofon kondensor untuk akurasi tinggi & stabilitas jangka panjang
Maks. Tahan fungsi untuk menyimpan nilai maksimum pada tampilan
Indikator peringatan untuk kelebihan dan kekurangan beban
Layar LCD untuk konsumsi daya yang rendah & pembacaan yang jelas bahkan dalam kondisi cahaya sekitar yang terang
Menggunakan komponen yang tahan lama dan tahan lama, termasuk casing plastik ABS yang kuat dan ringan
Desain kecil dan ringan memungkinkan operasi satu tangan.

Description

Lutron SL-4001 Sound Level Meter adalah lat uji untuk mengukur tingkat kebisingan suara, hal ini sangat dibutuhkan terutama untuk lingkungan industri.

Features Lutron SL-4001

Large LCD display, easy to read
Frequency weighting networks are designed to meet the IEC 61672 CLASS 2
A & C weighting networks are conformity to standards
Time weighting(FAST & SLOW) dynamic characteristic modes
AC/DC output for system expansion
Build in adj. VR is available for easy calibration
Condenser microphone for high accuracy & long-term stability
Max. Hold function for stored the maximum value on display
Warning indicator for over and under load
LCD display for low power consumption & clear read-out even in bright ambient light condition
Used the durable, long-lasting components, including a strong, light weight ABS-plastic housing case
Small and light weight design allow one hand operation
Low battery indicator

Specifications Lutron SL-4001 Sound Level Meter

Display: 18 mm LCD, 3 1/2 digits
Function:
- dB (A & C frequency weighting)
- Time weighting (Fast=200ms / Slow=500ms)
- Max. hold, AC output, DC output
Measurement range: 3 ranges: 35 to 130 dB (typical 30 to 130 dB), input signal only
Resolution: 0.1 dB
Accuracy (23 ± 5°C): Frequency weighting meet IEC 651 type 2, calibrating input signal on 94 dB (31.5 Hz to 8 kHz),
Frequency: 31.5 Hz to 8,000 Hz
Calibrator: B & K (Bruel & k multi-function acoustic calibrator, model: 4226)
Microphone: electric condenser microphone
Size of microphone: 1/2 inch standard size
Range selector:
- 30 to 80 dB
- 50 to 100 dB
- 80 to 130 dB
- 50 dB on each step, with over & under range indicating
Time weighting(Fast & Slow):
- Fast: t=200 ms (“Fast” range is simulated the human ear response time weighting)
- Slow: t=500 ms (“Slow” range is easy to get the average values of vibration sound level)
Out terminal: 3.5 phone output terminal is provided for connection with analyzer, level recorder, tape recorder
Output signal:
- AC output – AC 0.5 Vrms corresponding to each range step
- DC output – DC 0.3 to 1.3VDC; 10 mV per dB
Output impedance: 600 Ohm
Calibration: Built-in external calibration VR, easy to calibrate by external screw driver
Internal oscillation system, 1 kHz sine wave generator
Operating temp.: 0°C to 50°C (32°F to 122°F)
Operating humidity: max. 90% RH (0 to 35°C)
Power supply: 006P DC 9V battery (heavy duty type)
Power consumption: approx. DC 6 mA
Dimension: 205 x 80 x 35 mm (8.1 x 3.2 x 1.4 inch)
Weight: 250 gr. including battery