CEM DT-8852 Professional Digital Light Meter Sound Level Meters
Features:
1.This unit confirms to the IEC61672-1 class 2 for Sound Level Meters
2.MAX & MIN measurements
3.Overrange display
4.Underrange display
5.A & C Weighting
6.FAST & SLOW response
7.Analog AC/DC outputs for connection to frequency analyzer or X-Y shaft recorder
8.Datalogger function (8852)
9.Adjustable Alarm-Levels (8852)
10.Memory for 32700 readings
$256.20
Specifications:
|
Standard applied |
IEC61672-1 Type 2,ANSI S1.4 Type2 |
|
Accuracy |
±1.4dB |
|
Frequency range |
31.5HZ ~ 8KHZ |
|
Dynamic range |
50dB |
|
Level ranges |
LO:30dB~80dB Med:50dB~100dB |
|
Hi:80dB~130dB Auto:30dB~130dB |
|
|
Time weighting |
FAST ( 125mS ), SLOW ( 1s ) |
|
Microphone |
1/2 inch electret condenser microphone |
|
Resolution |
0.1dB |
|
Display Update |
2 times/sec |
|
Analog output |
AC/DC outputs, AC=1Vrms,DC=10mV/dB |
| IEC61672-1 Type 2 ANSI S1.4 Type 2 | |
| Accuracy | +/- 1.4dB |
| Frequency Range | 31.5HZ – 8KHZ |
| Dynamic Range | 50dB |
| Level Ranges | Low 30dB – 80dB Medium 50dB – 100dB High 80dB – 130dB Auto 30dB – 130dB |
| Time Weighting | Fast (125mS) Slow (1s) |
| Microphone | 1/2 inch electret condenser microphone |
| Resolution | 0.1dB |
| Display | 2 Times per second |
| Analog Output | AC/DC Outputs, AC=1vrms, DC=10mV/DB |
Accessories :
Battery, screwdriver, audio plug, windscreen, software, USB cable, tripod and DC 9V power supply and gift box with carrying case.
The CEM DT-8852 is an IEC 61672-1 class 2 compliant sound level meter with USB connectivity.
See CEM DT-8852/Info for more details (such as lsusb -vvv output) about the device.
Some random facts:
- The device only starts logging to USB when the SETUP key is pressed on the keypad. This also disables auto power-off mode.
- Power consumption is 9.5mA at 9V, regardless of USB or recording status; 15mA when the backlight is on.
- The battery low warning starts when the battery delivers less than 7V.
- Sound pressure level measurements are sent to the host at a rate of 20Hz.
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