빠른 지원
인증된 전문가에게 직접 연결
인증된 전문가에게 직접 연결
Measurements
Parameters SPL, LMax, LMin, LPk(peak), LEQ/LAVG, SEL, LN
(selectable L1 to L99), TWA, Taktm, Taktmx,
Dose, PDose, Exposure (Pa2H/Pa2S), LDN, CNEL,
PTWA, LC-A
Ranges 120 dB+ (A-weighted) total dynamic
measurement range over 8 individual ranges
of 90 dB (A-weighted) each (with filters - 80 dB
ranges); overall measurement range 0 dB to 140
dB
Peak Range Up to 143 dB using standard BK4936
microphone; higher with optional microphones
and preamps
Frequency Weighting A, C, Z and F (Flat)
Response Time Fast, Slow, IEC Impulse
Exchange Rates 3, 4, 5, and 6 dB
Criterion Level 40 to 100 dB
Upper Limit Time Logging 10 to 140 dB selectable
Run Modes Level triggered run/pause, clock/date triggered
power on and run for programmed duration,
external logic input run/pause, and keypad
initiated run/pause for programmed duration
Measurement
References SPL: 114 dB
Frequency: 1 kHz
Direction: 0 degrees using free-field response
microphone
