Sales HS5633 Digital Sound Level Meter factory price

Sales HS5633 Digital Sound Level Meter factory price is based on the new standard requires the development of a conventional sound level meter with A frequency weighting network, high and low range, overload and under-range indication, maximum hold, digital indicator and other functions, dynamic range, simple operation, easy to use features, performance in line with "JJG188-2002 Sound Level Meter test procedures" and IEC61672 standard two requirements. It can be widely used in machinery, vehicles, ships, electronics and other industrial noise and environmental noise measurements measurement for sound testing field factories and enterprises, environmental protection, labor health, transportation, education, research and other departments. The instrument complies with IEC651 "Sound Level Meter" Standard and GB3785-83 "sound level meter Electricity, Sound Performance and testing method "of type Ⅱ SLM requirements. Sales HS5633 Digital Sound Level Meter factory price main technical performance microphone: 1/2 inch electret microphone frequency response test: 20--1250Hz Sensitivity: 25mV / Pa sound level measurement range :( with 2 × 10-5Pa reference) L: 40-95dB H: 80-130dB setting function: 40-120dB frequency range and frequency weighting characteristics: Frequency range: 31.5Hz ~ 8kHz frequency weighting: A weighting H. L range conversion error: ≤ ± 0.5dB The monitor features: a: digital auto show, the cycle time of 1 times / sec b: 0.1dB resolution detector characteristics: LMS True RMS time weighting: F (fast) holding properties: The decay rate ≤1dB / min point features: Complies with IEC651 and GB3785-83 standard type Ⅱ machine calibrated: use HS6020 sound level calibrator calibration (94dB1KHz) Power supply: one 9V laminated battery, can work for more than 8 hours ( voltage display: when the supply voltage is lower than 7.5 ± 0.5V, the display shows ":" Conditions of Use: Ambient temperature: 0-40 ℃ atmospheric pressure: 86-106KPa humidity: (20-90% RH (+ 40 ℃ when) Dimensions: l × b × hmm: 118 × 60 × 23 Weight: 0.18kg