NTi Audio XL2 Sound Level Meter - Manual (Page 208)

208
Specifications
Stabilization
Time
< 10 seconds
Integration
Time
Minimum: 1 second •
Maximum: 100 hours minus 1 second •
Display
Measure-
ment
Ranges
Three level ranges depending on the microphone
sensitivity with manual setting.
M2230 @ sensitivity = 42 mV/Pa •
LOW, lower level range: 0 - 100 dBSPL »
MID, mid-level range: 20 - 120 dBSPL »
HIGH, upper level range: 40 - 140 dBSPL »
M2211 @ sensitivity = 20 mV/Pa •
LOW, lower level range: 10 - 110 dBSPL »
MID, mid-level range: 30 - 130 dBSPL »
HIGH, upper level range: 50 - 150 dBSPL »
M2215 @ sensitivity = 8 mV/Pa •
LOW, lower level range: 20 - 120 dBSPL »
MID, mid-level range: 40 - 140 dBSPL »
HIGH, upper level range: 60 - 160 dBSPL »
M4260 @ sensitivity = 26 mV/Pa •
LOW, lower level range: 10 - 110 dBSPL »
MID, mid-level range: 30 - 130 dBSPL »
HIGH, upper level range: 50 - 150 dBSPL »
Residual
noise in [dB]
@ S =
42 mV/Pa
of XL2
without
measure-
ment
microphone
Frequency weighting A •
Level range Leq Lpeak
LOW 4 17
MID 18 31
HIGH 43 55
Frequency weighting C •
Level range Leq Lpeak
LOW 3 16
MID 17 30
HIGH 41 55
Frequency weighting Z •
Level range Leq Lpeak
LOW 7 20
MID 21 34
HIGH 46 58