คำอธิบาย
คุณสมบัติของเครื่องวัดเสียง LANDTEK รุ่น SL-5868I
Its performance is in accordance with GB/T 3785-2010 standard level 2 And IEC 61672:2013 Class 2 sound level meter requirements. It also meets the JJG 188- 2017 standard.
The three-time weighting F, S, and I can be selected.
The digital detection technology is used to replace some traditional sound level meters, the stability and reliability are greatly improved.
Large screen display is adopted, with clear and intuitive display. With dynamic scale display.
ยี่ห้อสินค้า LANDTEK รุ่น SL-5868I
ข้อมูลทางเทคนิค
Microphone: Φ12.7mm (1/2) test condenser microphone
Frequency weighting: A, C, and Lin(Linear)
ช่วงการวัดเสียง: 25dB~130dB (A)
Range control: Manual, three gears, linear range > 60dB
Testing Range: 30dB~90dB (dynamic scale display 10~100)
50dB~110dB (dynamic scale display 30~120)
70dB~130dB (dynamic scale display 50~140)
Accuracy: In accordance with IEC61672 standard, class 2
Time Weighting: Fast (F), Slow (S), Impulse (I)
Display: Large screen dynamic LCD, instantaneous sound level, with analogammeter display.
Calibration: Use class 1 sound level calibrator
Power Supply: 4×1.5V AAA Size (UM-4) Battery
External Power: 6V
Weight: 185g (Not Including Batteries)
Dimensions: 227x63x26 mm
Operating Condition: Temperature: -10~50°C
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