NL27 Class 2 – Sound Level Meter

NL-27

Sound Level Meter, Class 2

Ultra compact and lightweight; fits into a pocket.

• Wide linearity range; from 30 to 130 dB without range switching.

• Quick start up and easy operation to measure Lp, Leq, Lmax, LE and LCpeak.

• Frequency range: from 20 Hz to 8 kHz

• Frequency weighting: A and C

• Manual store function and capability to transfer data to a computervia optional USB adapter cable

• 9 hours operation on two AAA (IEC R03) alkaline batteries

Measurement level range (normal mode) :

• A-weighting : 30 dB to 137 dB

• C-weighting : 36 dB to 137 dB

• Linear operation range (A-weighting, 1 kHz) : 30 dB to 137 dB

• Peak sound level measurement range : 65 dB to 140 dB

• Residual noise level : A-weighting = max. 25 dB, C-weighting = max. 30 dB

• Measurement Frequency Range : 20 Hz to 8 kHz