Filter
Top Products
Appendix A
131
Models SE and DL
Communications ports
Auxiliary - For trigger signals and RS-232 communication.
USB - Mini USB connector. This port is used for data and file transfers
between the instrument and a personal computer.
Measurements
Types
SPL measures - SPL, Average value (L
avg
or L
eq
), Maximum value (L
Mx
),
Minimum value (L
Mn
), Peak value (L
Pk
).
Noise dosimetry - Sound Exposure Level (SEL), Time Weighted Average
(TWA), Projected TWA (PTWA), Taktmaximal (TAKTMX), Dose, Projected
Dose (PDSE), Exposure (EXP).
Community noise dosimetry - Exceedance (L
n
), Day-Night average (L
dn
),
Community Noise Exposure Level (CNEL), SPL difference for “C” and “A”
time response settings (L
c-a
).
Overload Time (OL) - The percentage of time over the OL setting.
Ranges
Broadband - Eight selectable ranges of 90 dB each.
Filtered - Eight selectable ranges of 80 dB each.
Measurement parameters
Response time - Fast, slow and impulse.
Frequency weighting - A, C, Z and F (flat).
Threshold - 10 to 140 dB or OFF.
Exchange Rate (ER) - 3, 4, 5 and 6 dB.
Criterion Level (CL) - 40 to 100 dB.
Upper Limit (UL) - 10 to 140 dB.
Projected Time - 1 to 24 hours.