SOUND LEVEL METER – Model: SL-4013 分離式噪音計

Technical Specifications:

– Display: 

  – Type: Large LCD

  – Size: 52 mm x 32 mm

– Measurement Functions:

  – Sound Level:

    – Range: 30 to 130 dB

    – Resolution: 0.1 dB

    – Accuracy: Frequency weighting meets IEC 61672 class 2 standards, calibrated with a 94 dB input signal at 31.5 Hz to 8 kHz

    – Frequency Weighting: A & C weighting networks

    – Time Weighting: Fast (200 ms) and Slow (500 ms) response times

  – Frequency Range: 31.5 Hz to 8,000 Hz

  – Microphone: High accuracy electric condenser microphone, 1/2 inch standard size

– Functions:

  – Data Hold: Freezes the display reading for easy reference

  – Peak Hold: Stores the maximum value

  – Memory Record: Stores maximum and minimum readings

  – Overload Indicator: Alerts for over and under range measurements

– Output Signals:

  – AC Output: AC 0.5 Vrms corresponding to each range step, output impedance 600 ohms

  – RS232 Output: For computer interface

– Power Supply:

  – DC 9V battery (006P, MN1604, PP3 or equivalent)

  – Power Consumption: Approx. DC 6 mA

– Operating Environment:

  – Temperature: 0 to 50℃

  – 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: 405 g (0.89 lb), including probe

Accessories Included:

– Instruction Manual: 1 PC

– Separate Sound Probe: 1 PC

– Probe Holder: 1 PC