SL – 4030

Digital Sound Level Meter

                          • Large LCD display, easy to read.
                          • Time weighting and frequency weighting meet IEC 61672 class 2.
                          • A & C weighting networks are conformity to standards.
                          • 0.5″ standard out size of the microphone.
                          • Time weighting (Fast & Slow) dynamic characteristic modes.
                          • AC / DC output for system expansion.* External calibration VR.
                          • Condenser microphone for high accuracy & long-term stability.
                          • MAX. HOLD function for stored the maximum value.
                          • Warning indicator for over and under load.
                          • Low battery indicator.
 General Characteristics
 Display  49 mm × 25.5 mm LCD, 21.7 mm × 8.8 mm Digit
 Measurement Range  A Weighting- 3 ranges , 30 to 130 dB C Weighting- 3 ranges , 30 to 130 dB
 Resolution  0.1 dB
 Frequency  31.5 to 8,000 Hz
 Microphon Type  Electric condenser microphone
 Microphon Size  Out size, 12.7 mm DIA (0.5 inch)
 Weighting Network  Characteristics of A & C
 Calibrator  Multifunction Acoustic Calibrator 4226