FEATURES * IEC 61672 class 2. * Auto range & manual range. * A & C frequency weighting. * Fast & Slow time weighting * AC output for system expansion. * RS232 computer interface. * External calibration VR. * Hold & Memory record. * High accuracy condenser microphone * Peak Hold. * Over and under load indicator * Display: 52 mm x 32 mm LCD 5 digits.
SPECIFICATIONS ● Measurement Range 30 - 130 dB. Resolution 0.1 dB. Accuracy: Frequency weighting meet IEC 61672 class 2, calibrating input signal on 94 dB(31.5 Hz to 8 kHz), then the accuracy of frequency weighting is specified as following: 31.5 Hz - ± 3.5 dB, 63 Hz - ± 2.5 dB, 125 Hz - ± 2.0 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
● Frequency: 31.5 Hz to 8,000 Hz ● Size of microphone 1/2 inch standard size. ● Operating Temp. 0 to 50℃
Lutron SL-4012, accessories yang termasuk: ● Instruction Manual ● Kartu Certificate Calibration ● Bater kotak 9 Volt
Optional accessories, tidak termasuk: ● Sound Calibrator, model : SC-941 / SC-942 ● Hard Case / box penyimpan alat ● Wind shield ball, SB-01 ● USB cable, Model : USB-01 ● Application software, Model : SW-U801-WIN