Product Description
CEM DT-855 Sound Level Meter
DT-855/855S Sound Level Meters are designed for noise project, quality control, illness prevention & cure and all kinds of environmental sounds measurements. It is applied to the sounds measurement at factory, school, office, traffic access and household etc.
Features CEM DT-855 Sound Level Meter
Features | DT-855 | DT-855S |
This unit confirms to the IEC61672-1 class 2 for Sound Level Meters | * | * |
MAX & MIN measurements | * | * |
Overrange & Underrange display | * | * |
A & C Weighting | * | * |
FAST & SLOW response | * | * |
Analog AC/DC outputs for connection to frequency analyzer or X-Y shaft recorder | * | * |
Datalogger function | * | * |
Adjustable Alarm-Levels | * | * |
Memory for 32700 readings | * | |
2GB Micro SD memory card | * | |
Bluetooth interface to smartphone/PC | * |
Specifications CEM DT-855 Sound Level Meter
Specifications | |
Standard | 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 |
Size (H x W x D) : 248mm x 65mm x 45mm
Weight : 248g
CEM DT 855 – Datasheet
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