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รุ่น DT-173 แบรนด์ CEM
Datalogger Sound Level Meter DT-173 บันทึกข้อมูล ต่อเข้า Computer ได้
DT-173 CE certified digital sound / noise level datalogger. This meter has a built-in USB port which connects to a Windows PC for uploading the recorded data. This is an ideal instrument for noise monitoring in factory, school, business and traffic areas. This meter conforms to the IEC61672-1 Class 2 standards. This device operates on a 3.6V Lithium battery. This device is very accurate (+/- 1.4 dB) and durable, an ideal companion for your field projects.
Please note that the FREE Windows software is provided AS IS. There is no software development kit nor engineering support for the software.
FEATURES
* Conforms to the IEC61672-1 Class 2 for sound level measurement
* NORM and PEAK mode
* Over range indication
* A & C frequency weighting
* Fast (125ms) and slow (1s) time weighting
* Calibration via software
* Manual and automatic start modes
SPECIFICATIONS:
Accuracy:+/- 1.4 dB
Frequency range:31.5 Hz - 8KHz
Dynamic range : 50dB
Measuring ranges :Auto: 30 -130 dB
Time weighting :Fast: 128 ms ,Slow: 1 sec
Microphone : 1/2 inch electret condener microphone
Data memory : 129920 samples
Battery life :about 240 hours
LED indicator :Green (operating) and Yellow (memory full) LED
OS compatibility : Windows 2000, XP or Vista