MT Data Logger Digital Sound Level Meter SL-4023SD 1 unit

Catalog number: SL-4023SD Features: * Data logger sound level meter that can record to an SD card inserted in the main unit * Recorded data can be imported as a CSV file into software such as Excel * Real-time data transfer to a PC is possible using the separately sold software (SW-U801) or USB cable (USB-01) / RS232C cable (UPCB-02) * LCD backlight * Equipped with time weighting characteristic switching function (FAST / SLOW) that allows noise measurement by switching characteristics according to the measurement object * Equipped with frequency weighting characteristic switching function (A characteristic / C characteristic) that allows noise measurement by switching characteristics according to the measurement frequency (high frequency / low frequency) * Simple calibration of noise levels is possible with the adjustment screw on the side of the main unit using a sound level meter calibrator (sold separately, MT-326) * Equipped with low battery function that notifies you with an illustration on the LCD when the battery level is low * Equipped with data hold function that freezes the measured value * Equipped with MAX / MIN value display function that shows the maximum / minimum measured values Specifications: ● Measurement range (dB): 30 to 130 ● Resolution (dB): 0.1 ● Frequency range (Hz): 31.5Hz to 8kHz ● Width (mm): 67 ● Depth (mm): 43 ● Height (mm): 248 ● Measurement accuracy (dB): ● ±1.0dB (1kHz) ● ±1.5dB (125Hz/250Hz/500Hz) ● ±2.0dB (63Hz/2kHz) ● ±3.0dB (31.5Hz/4kHz) ● ±5.0dB (8kHz) ● Frequency characteristics: 2 ranges (A characteristics and C characteristics) ● Power supply (V): 6 x AA batteries (1.5V) or DC9V ● Power supply: 6 x AA batteries (1.5V) or DC9V ● Data logger that can record noise measurement values Set contents/accessories: Windscreen, soft case, SD card (8GB), 6 AA batteries (1.5V) (trial batteries), instruction manual