제품특징 |
◙ 소음 측정기 (Model: SL-4010) (Sound Level Meter) ˙ 18mm(0.7")LCD(Liquid Crystal Display),31/2 digits.˙ 측정범위:35~130dB,精確度:±1.5dB(94dB/1KHz) ˙ 측정 주파수:31.5Hz~8000Hz ˙ A/C Weighting / Fast Time 측정 |
상세정보 |
• 화면표시: 18mm(0.7")LCD(Liquid Crystal Display),31/2 digits. • 측정범위:30 to 130 dB,range 1: 30 to 80 dB,range2: 50 to 100 dB,range3: 80 to 130 dB Each range with warning indicator for over & under load. • 분해능: 0.1dB. • 측정주파수: 31.5 Hz to 8,000 Hz. • 소음설정: Characteristics of "A" frequency weighting network. The "A weighting" characteristic is simulated as "Human Ear Listing" response. • 측정속도: Default to "Fast" time weighting characteristics. "Fast time weighting "is simulated the human ear response character. • 정확도(23±5℃): Characteristics of"A" frequency weighting network meet IEC 651 type 2. • Under 94 dB input signal, the accuracy are: 31.5Hz~±3dB、63Hz~±2dB、125Hz~±1.5dB、250Hz~±1.5dB、500Hz~±1.5dB、 1kHz~±1.5dB、2kHz~±2dB、4kHz~±3dB、8kHz~±5dB • 측정원리: Electric condenser microphone. • 교정 작동: Build in external calibration VR, easy to calibrate on 94 dB level by screw driver. • 사용환경 온도: 0℃ to 50℃(32℉ to 122℉). • 사용환경 습도:Max. 90% RH (0°to 35℃). • 사용전원: 006P DC 9V battery (heavy duty type). • 전원 소비량: Approx. DC 6 mA. • 외형치수: 225x70x28 mm( 8.9x2.8x1.1 inch). • 무게: 250 g/0.55 LB (including battery). • 규격: Instruction Manual.........1PC. • 옵션 사용 제품군: 94 dB Sound Calibrator, Model:SC-940,SC-941, Hard carrying case, Model:CA-06. |
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