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인증된 전문가에게 직접 연결
인증된 전문가에게 직접 연결
Applicable standards
+ IEC 61672-1: 2002 Class 1
+ ISO 7196: 1995; ANSI S1.4-1983 Type 1
+ ANSI S1.4A-1985 Type 1
+ ANSI S1.43-1997 Type 1
+ JISC 1509-1: 2005 Class 1
Measurement functions
+ Instantaneous sound pressure level: Lp
+ Equivalent continuous sound pressure level: Leq
+ Sound exposure level: Le
+ Maximum sound pressure level: Lmax
+ Minimum sound pressure level: Lmin
+ Percentile sound levels: Ln{0.1 to 99.9 %, 0.1-increment steps, max. 5 values)
Sensitivity level: -27 dB
Measurement range
+ A-weighting: 25 dB to 138 dB
+ C-weighting: 33 dB to 138 dB
+ G-weighting: 43 dB to 138 dB
+ Z-weighting: 50 dB to 138 dB
+ C-weighting peak sound level: 60 dB to 141 dB Z-weighting peak sound level: 65 dB to 141 dB
Inherent noise
+ A-weighting: 17 dB or less
+ C-weighting: 25 dB or less
+ G-weighting: 35 dB or less
+ Z-weighting: 42 dB or less
Frequency range: 1 Hz to 20 kHz
Frequency weighting : A, C, G and Z
Time weighting: F (Fast) and S (Slow), I (Impulse) and 10 s
Lp sampling cycle: 100 ms, 200 min, 1 s, Leq is and user selected time (up to 24 hours)
Leq sampling cycle: 10 s, 1, 5, 10,15, 30 min, 1, 8, 24 h, and user selected time (up to 24 hours)
Measurement Time: Max. 1 000 h in Auto Lp storage mode, max. 100 000
addresses in Auto Leq storage mode (depends on the capacity of the SD
card)*1
Sampling frequency: Select 48 kHz, 24 kHz or 12 kHz
Data length: Select 24 bit or 16 bit
Battery life (23 °C): Alkaline battery LR6 (AA): 16 h Ni-MH secondary battery: 16 h At the maximum * Depends on the setting
AC adapter: NC-98C
External power voltage: 5 to 7 V (rated voltage: 6 V)
Current consumption : Approximately 120 mA (normal operation, rated voltage)
Temperature: -10 to +50 °C
Humidity: 10 to 90 % RH (non-condensing)
Dimensions, weight: Approx. 255 (H) x 76 (W) x 33 mm(D), approx. 400 g (with batteries)
Supplied accessories : Storage case x 1, Windscreen WS-10 x 1,
Windscreen fall prevention rubber x 1, Hand strap x 1, LR6 (AA) alkaline
batteries x 4, SD card 512 MBx1
