Onosokki LA-4441A Sound Level Meter (Class 1)

Applicable Standards: JIS C 1509-1:2005 Class 1, IEC 61672-1:2002 Class 1

Linearity Range: 100 dB

Measurement Range: 26 to 137 dB(A), 31 to 137 dB(C), 36 to 137 dB(Z)

Frequency Weighting: A, C, Z

Measured Parameters: Lp, Leq, Le, Ln, Lmax, Lmin, Lpeak

Time Weighting: Fast, Slow, Impulse, 10ms

Memory Modes: Manual, Automatic

AC Output: 0.707 Vrms/Full Scale (Normal Range), 2.238 Vrms/Full Scale (Wide Range)

DC Output: 2.5 V/Full Scale, 0.25 V/10 dB

RS-232C: Yes

Power Supply: 2 x AA Batteries, AC Adaptor (Optional)

Battery Life: Approximately 8 Hours

Operating Temperature Range: -10 to 50º C

Operating Humidity Range: 25 to 90% Relative Humidity

Dimensions: 78 mm (W) x 263 mm (H) x 47 mm (D)

Weight: Approximately 375 g (Including Batteries) 

Standard Accessories: One Windscreen, Two Type AA Batteries, One Hard Shell Transit Case and One Instruction Manual.

Datasheet