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SM-02 เครื่องวัดความดังเสียง Digital Sound Pressure Level Meter Noise Decibel 130 dB
รายละเอียด:
Features:
- Weight:210g
- Size (Approx):23.5 x 7.0 x 3.0cm
- Wide measuring range 40~130dB (decibels)
- Two equivalent weighted sound pressure levels, A and C
- Fast and Slow dynamic characteristics modes
- Max locked function has the maximum value, after the stent-in-one unique, easy to use
- AC Analog Signed Output for frequency analyzer level recorder or X-Y axis, FFT analyzer, graphic recorder, etc. to do statistical analysis of data logger
- Auto power off function
- Low battery indicator
- Overload prompts
- Portable, easy to use and handy
- Instantaneous sound measure function
- Tripod Mounting option
- Passed the high standards of IEC651 TYPE 2 & ANSI S1.4 TYPE 2 for sound level meters
Specification:
- Sound Level: 40 ~ 130 dB With Level Selecting Button Switches
- level 1: 40 ~ 70dB
- level 2: 60 ~ 90dB
- level 3: 80 ~ 110dB
- level 4: 100 ~ 130dB
- level 5: 40 ~ 130dB
- Accuracy: ±2dB (under reference condition)
- Measuring Level: 40~130dBA, 40~130dBC
- Frequency Range: 31.5 Hz ~ 8.5 kHz
- Linearity/Dynamic Range: 30dB
- Frequency weighting: A and C features
- Digital LCD: 45 x 35mm with 4 digits, Resolution: 0.1dB, Display: 0.5 secretary
- Sampling Rate: 2 times/second
- Dynamic Characteristic (Time weighting): FAST (high speed) / SLOW (low speed)
- 1 bar graph represents 1dB in the Analog Bar Graph
- Bar Graph: 50dB scale at 1dB step for monitoring current sound pressure level display period of 50mS
- Level Ranges: 40 ~ 70dB, 60 ~ 90dB, 80 ~ 110dB, 100 ~ 130dB, 40 ~ 130dB
- Load indication: Use the symbol OVER (indicating over range) and UNDER (indicating less than lower limit of the range)
- AC output: 0.707 Vrms at FS output impendance aprrox. 600?
- Microphone: 1/2 inch electret condenser microphone
- Maximum Hold
- Working Environment: Temperature: 0~40°C (32~104°F), Humidity: 10~70% RH
- Storage Environment :Temperature: -10~50°C (14~122°F) , Humidity: 10~80% RH
- Software is option not include
- Power Supply: 6F22 9V alkaline cells/battery or DC 9V 100mA (not included)
คำค้นหา:
noise meter sound เครื่องวัดความดังเสียง tester sl_814 level