LUTRON SL-4013 Sound level meter

LUTRON SL-4013 Sound level meter

Lutron SL-4013 Digital Sound Level Meter (30-130 dB) with Separate Sound Probe

The Lutron SL-4013 is a versatile and high-precision sound level meter designed for accurate noise measurements in various environments. Equipped with a separate sound probe and advanced features such as frequency weighting, time weighting, and multiple output options, it offers professional-grade functionality. This device is ideal for measuring environmental noise, machinery noise, and sound pressure levels in compliance with IEC 61672 Class 2 standards.

Key Features:

• Measurement Range: 30 dB to 130 dB, with 0.1 dB resolution.
• Large LCD Display: 52 mm x 32 mm 5-digit display, easy to read even in bright conditions.
• Separate Sound Probe: For flexible, remote sound measurement.
• Frequency Weighting: A & C networks to simulate the human ear’s response (A weighting) or flat response (C weighting) for machinery noise measurements.
• Time Weighting: Fast (200 ms) and slow (500 ms) modes for capturing both transient and average sound levels.
• Auto and Manual Range: Automatic range adjustment with three manual range selections (30-80 dB, 50-100 dB, 80-130 dB).
• AC Output and RS232 Interface: For system expansion and data logging.
• External Calibration: Built-in VR for easy calibration at 94 dB using a screwdriver.
• Peak Hold and Memory Record: Stores maximum and minimum readings for later review.
• Durable ABS-Plastic Housing: Lightweight yet sturdy construction for long-lasting use.

Specifications:

• Display: 52 mm x 32 mm, 5 digits (LCD).
• Measurement Functions: A & C frequency weighting, fast & slow time weighting, hold, memory (max/min), peak hold, AC & RS232 output.
• Accuracy: Frequency weighting meets IEC 61672 Class 2 standards.
  • Accuracy for 94 dB input signal (31.5 Hz – 8 kHz):
    • 31.5 Hz: ± 3 dB, 63 Hz: ± 2.5 dB, 125 Hz: ± 2 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.
• Calibration: Compatible with Bruel & Kjaer 4226 multifunction acoustic calibrator.
• Microphone: 1/2 inch high-accuracy electric condenser microphone.
• Output Signal:
  • AC Output: 0.5 Vrms corresponding to range step, impedance 600 ohms.
  • RS232 Output: For computer interface (optional cables required).
• Range Selection: Auto range (30 to 130 dB) and manual range (three steps: 30-80 dB, 50-100 dB, 80-130 dB).
• Power Supply: 9V battery (006P alkaline or heavy-duty type).
• Power Consumption: Approx. 6 mA.
• Operating Temperature: 0°C to 50°C (32°F to 122°F).
• Operating Humidity: Less than 80% RH.
• Dimensions:
  • Main Instrument: 205 x 68 x 29 mm (8.07 x 2.7 x 1.1 inches).
  • Sound Probe: 170.5 x 24.5 x 19 mm (6.7 x 1.0 x 0.7 inches).
• Weight: Approx. 405 g (0.89 lb, including probe).

Accessories:

• Included:
  • Instruction Manual – 1 PC.
  • Separate Sound Probe – 1 PC.
  • Probe Holder – 1 PC.
• Optional:
  • Sound Calibrator (SC-941 for 94 dB, SC-942 for 94 dB/114 dB).
  • Carrying Case (CA-06).
  • RS232 Cable (UPCB-02).
  • USB Cable (USB-01).
  • Application Software (SW-U801-WIN).

The Lutron SL-4013 offers precise sound measurement, making it ideal for environmental monitoring, noise control, and industrial applications. Its wide range of features and accuracy make it an indispensable tool for professionals requiring reliable sound level measurements.