Specifications |
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| General |
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| Standards |
Class 1 to IEC 61672 |
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Type 1 to IEC 60651, IEC 60804 and ANSI S1.4 |
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Octave Band Filters Type 1 to IEC 61260 |
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| Audio Recording |
Wireless remote trigger |
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Automatic threshold based trigger |
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Sampling at 12, 24 or 48 kHz |
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Pre-trigger 4 seconds at 12 kHz sampling |
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Event record times of 10 to 60 seconds |
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Storage to USB Memory Stick |
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| Sound Level Meter Functions |
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| Measurements |
SPL, Leq, SEL, Lden, Ltm3, Ltm5, Statistics -
Ln (L1-L99), LMax, LMin, LPeak
Simultaneous measurement in three profiles with independent
set of filters and detector time constants |
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| Analyser |
Real-time octave band filters |
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| Frequency Weightings |
A, C and Z |
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| RMS Detector |
Digital True RMS detector with Peak detection,
resolution 0.1 dB,
Time Constants: Slow, Fast, Impulse |
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| Microphone |
ACO 7052H, 22 mV/Pa, prepolarised
1/2" condenser microphone with SV 12L IEPE preamplifier |
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| Measurement Range |
22 dBA RMS to 141 dBA Peak (with 5 dB margin
from noise level) |
| Dynamic Range |
110 dB |
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| Noise Floor |
Less than 17 dBA RMS |
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| Frequency Range |
With ACO 7052H microphone: 10 Hz ÷ 20 kHz |
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| Data Logger |
Time History logging to internal memory or USB
Memory Stick
Audio signal recording on USB Memory Stick |
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| Display |
LCD 128 x 64 pixels plus icons with backlighting |
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| Memory |
32 MB non-volatile flash type, external USB Memory
Stick |
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| Power Supply |
Four AA batteries (alkaline), operation time > 12 h |
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External power supply, 6 V DC to 15 V DC (1.5 W) |
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| Environmental |
Temperature from -10°C to 50°C
Humidity up to 90 % RH, non-condensed |
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