LUTRON SL-4011 Digital Sound Level Meter

LUTRON SL-4011 Digital Sound Level Meter

Features
● Large LCD display, easy to read.
● Frequency weighting networks are designed to meet IEC 61672 class 2.
● A & C weighting networks are conformity to standards.
● Fast & Slow dynamic characteristic modes.
● AC/DC output for system expansion.
Specifications :
Display : 18mm (0.7") LCD (Liquid Crystal Display), 3 ½ digits.
Function : dB (A & C frequency weighting), Time weighting(Fast, Slow), Max. hold, AC & DC output.
Measurement Range : 3 ranges, 30 to 130 dB, input signal only.
Resolution : 0.1 dB.
Frequency : 31.5 Hz to 8.000 KHz.
Calibrator : B & K (Bruel & kjaer), multi-function acoustic calibrator, model : 4226.
Microphone Type : Electric condenser microphone.
Size of Microphone : ½ inch standard size.
Range Selector : 3 range, 30 to 80 dB, 50 to 100 dB, 80 to 130 dB, 50 dB on each step, with over & under range indicating.
Output Signal :
● AC output - AC 0.5 Vrms corresponding to each range step.
● DC output - DC 0.3 to 1.3 VDC, 10 mV per dB.
● Output impedance - 600 ohm.
Calibration :
● Build in external calibration VR, easy to calibrate by external screw driver.
● Internal oscillation system, 1 KHz sine wave generator.
Power Supply : 006P DC 9V battery.
Dimension : 255 x 70 x 28 mm.
Weight : 280 g.
Accessories Included : Instruction manual.