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, L C-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