| Specifications |
|
Embedded Microcontroller |
Custom single-chip LSI device |
|
Display Type | LCD with
green backlight |
|
Display Size | 2.05 x
1.5 in. (52 x 38mm) |
|
Parameter Measured |
dB |
|
Frequency Range |
31.5 Hz to 16 kHz |
|
Measurement Range |
30 to 130 dB in autoranging mode
User can
also select fixed range of 30 to 80 dB, 50
to 100 dB, or 80 to 130 dB |
|
Measurement Weighting |
By frequency: using Class I IEC 61672 standard; frequency weighing uses “A” or
“C” standard
By time: time weighting is
fast or slow (200 ms or 500 ms response
time) |
|
Measurement Accuracy |
With “A” frequency weighting: ± 2.0 dB @ 31.5 Hz, 1.5 dB@ 63 Hz, 1.5 dB @ 125 Hz,1.4 dB @ 250 Hz, 1.4 dB @500 Hz, 1.1 dB @ 1 kHz, 1.6dB @ 2 kHz, 1.6 dB @ 4 kHz,+2.1 dB and -3.1dB @ 8kHz; +3.0 dB and -6.0 dB @12.5 kHz, +3.5 dB and -17.0 dB @ 16 kHz |
|
Measurement Resolution |
0.1 dB |
|
Data Logging Sampling Time |
1 second to 1 hour |
|
Settable Parameters |
Date, time, auto power off, beep sound,
sampling time, decimal point or comma
decimal division, “A” or “C” frequency
weighting, fast or slow time weighting |
|
Storable/Recallable Readings |
Maximum, minimum |
|
SD Card Capacity |
1 GB to 16 GB |
|
Operating Temperature |
32° to 122°F (0°to 50°C) |
|
Operating Relative Humidity |
0 to 85% |
|
Power Supply |
Six Alkaline “AA” batteries or optional
9-VDC AC adapter |
|
Power Consumption |
8 mADC (normal operation, with backlight off and SD card not saving data)
14 mADC with backlight on and card saving
data
44 mADC with backlight on and card
saving data |
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