LUTRON SC-941 Sound meter calibrator

LUTRON SC-941 Sound meter calibrator

Lutron SC-941 Sound Calibrator – Product Detailed Description

The Lutron SC-941 is a precision 94 dB, 1000 Hz sound calibrator designed for accurately calibrating sound level meters. It is compatible with both 0.5-inch and 1-inch microphones, ensuring versatility across different devices. This sound calibrator complies with IEC942 Class 2 standards and is built with a durable, bench-type housing for long-term use. It also features low power consumption and built-in protection against over-input, making it a reliable tool for ensuring sound measurement accuracy.

Key Features:

• Precise Calibration: Designed for calibrating sound level meters with a pure 1000 Hz frequency and 94 dB sound pressure level.
• Microphone Compatibility: Suitable for both 0.5-inch and 1-inch microphones.
• Low Distortion: Total harmonic distortion of just 2%, providing accurate calibration results.
• Durable Design: Sturdy ABS plastic housing for long-term use and easy handling.
• Battery Powered: Powered by two DC 9V batteries (006P or MN1604), making it portable and easy to use in the field.
• Battery Test Indicator: Built-in battery check function to ensure sufficient power levels during use.
• Over-input Protection: Protection from excessive input, preventing damage to the unit during operation.
• IEC942 Class 2 Standard: Adheres to international standards for sound calibrators.

Specifications:

• Frequency: 1000 Hz ± 2%.
• Sound Pressure Level: 94 dB ± 0.8 dB.
• Microphone Compatibility: Suitable for 0.5-inch and 1-inch microphones.
• Harmonic Distortion: ± 2%.
• Operating Temperature: 0°C to 50°C (32°F to 122°F).
• Power Supply: Two 9V batteries (006P, MN1604, or equivalent).
• Power Consumption: Approx. DC 7 mA.
• Dimensions: Diameter 50 mm x Length 145 mm.
• Weight: Approx. 350 g (including batteries).

Included Accessories:

• Instruction Manual – 1 PC.
• 0.5-inch Microphone Adapter – 1 PC.
• Adjust Screw Driver – 1 PC.
• Carrying Case (CA-03) – 1 PC.

Calibration Procedure:

1. For a 0.5-inch microphone, install the 0.5″ mic adapter in the coupler section.
2. Insert the microphone of the sound level meter fully into the coupler section of the calibrator.
3. Set the sound level meter to a range suitable for measuring 94 dB.
4. Turn the SC-941 on using the On switch.
5. Adjust the sound level meter until the display reads exactly 94.0 dB.

This sound calibrator is an essential tool for professionals in noise measurement and ensures that sound level meters are calibrated to deliver precise and reliable readings.