4476AB

CE

For measuring the sound level in various environments such as factories, workshops, warehouses, offices, schools, noise control of machine tools, engines, air conditioning systems, ventilation and to check the acoustics in the recording studios, concert halls and Hi-Fi equipment. With integrated compressor. Produced according to IEC 651 requirements with precision class 2.
Measuring range: from 30 dB to 130 dB.
Frequency: from 31.5 Hz to 8 KHz
accuracy: ± 1.5 dB under reference conditions.
Response time: FAST (125 ms), SLOW (1 sec).
Calibration check: incorporated.
"OVER" indicator for measuring out-of-range values.
Data retention and maximum value detection. AD/DC analogue output for connecting to an Analyzer or a recorder. Large LCD display with digit height 4 mm 16. 0.1 dB resolution. Dimensions 245x64x31. Weight 255 lbs. 1 alkaline battery power supply 9 V (art. 3600 M), provided. Autonomy of approx 50 hours. In carrying case for convenient and safe transportation.