TM-101 Sound Level Meter
Application
This Sound Level Meter has been designed to meet the measurement requirements of safety Engineers, Health, Industrial safety offices and quality control in various environments.Features
Display
|
3½digits LCD,resolution:0.1dB
|
Standard applied
|
IEC61672-1 Class2, ANSI S1.4 Type2
|
Frequency range
|
31.5Hz~8KHz
|
Measuring level range
|
30~130Db
|
Measurement item
|
SPL (sound pressure level)
|
Frequency weighting
|
A/C
|
Microphone
|
½inch electret condense microphone
|
Time weighting
|
Fast (125ms) ,Slow (1sec)
|
Level ranges
|
Lo:30~80dB Med:50~100dB Hi:80~130dB
|
Accuracy
|
±1.5dB (under reference conditions)
|
Dynamic range
|
50dB
|
Alarm function
|
•OVER is showing when input is more
than upper limit of range
•UNDER is showing when input is less
than lower limit of range
|
MAX/MIN hold
|
hold readings the
Maximum or Minimum value |
AC output
|
1Vrms at FS (full scale)
|
DC output
|
10Mv/dB output impedance Approx. 100Ω
|
Output impedance
|
Approx. 50Ω FS:
means the upper limit of each level range
|
Low battery indication
|
replace battery as LCD display
|
DC adapter
|
voltage 9V DC (8~13 VDC Max)
|
supply current
|
>30m ADC
|
Dimension
|
280x80x32mm (LxWxH)
|
Weight
|
about 300g (including battery)
|