|
Brand name |
Smart Sensor |
|
Color |
Yellow and black |
|
Model number |
AS844+ |
Calibration sound source |
94dB@1KHz |
|
|
Measurement range |
30-130dBA/35-130dBC |
Accuracy |
±1.5dB |
|
|
Resolution |
0.1dB |
Dynamic range |
50dB/100dB |
|
|
Overload indication |
OVER/UNDER |
Frequency weighting characteristic |
A and C |
|
|
Digital display |
31/2 digits |
Analogy bar graph |
1dB/1 bar graph |
|
|
Sampling rate |
20times/second |
AC signal out |
1 Vrms/full bar grph |
|
|
Dynamic characteristic |
FAST/SLOW |
Data storage quantity |
15000 |
|
|
The maximum value holding |
MAX |
Auto power off |
(after o operation for 10 minutes) |
|
|
Microphone |
1/2inch polarization capacitance |
Operation volyage |
3.7V Lithium battery/USDB 5V |
|
|
Battery life |
12hr(continue use) |
Temperature measure range |
0-45°C |
|
|
Temperature accuracy |
±2°C |
Humidity measure range |
10-99%RH |
|
|
Humidity accuracy |
±5%RH |
Item size |
225*66*31cm |
|
|
Item weight |
153g |
Package size |
260*215*60cm |
|
|
Package weight |
760g |
LCD display |
Color screen |
