{"product_id":"smart-sensor-ar844-digital-sound-level-meter-noise-level-meter-with-software-30-130db-31-5hz-8-5khz","title":"Smart Sensor AR844 Digital Sound Level Meter Noise Level Meter with Software 30~130dB 31.5HZ~8.5KHZ","description":"\u003cp\u003e\u003cb\u003eBrand:\u003c\/b\u003e Graigar\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAR844 sound level meter can connect with the PC through USB, provides data record downloading, read-time data sampling analysis, and printing graph \u0026amp; data function.\u003c\/li\u003e\n\u003cli\u003eAuto power off 10 minute；Calendar function\u003c\/li\u003e\n\u003cli\u003eBoth AC and PWM signal output are available；4700 data record function\u003c\/li\u003e\n\u003cli\u003eAccuracy up to +-1.5dB；Measurement range is 30 to 130dB\u003c\/li\u003e\n\u003cli\u003eHigh \/low speed rate selection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003ePart Number:\u003c\/b\u003e AR844\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDetails:\u003c\/b\u003e Color: White\u003cbr\u003eMaterial: ABS Plastic\u003cbr\u003eMeasuring Range: 30~130 dBA 35~130 dBC\u003cbr\u003eAccuracy ±1.5dB\u003cbr\u003eFrequency range: 31.5Hz to 8.5K Hz\u003cbr\u003eResolution 0.1dB\u003cbr\u003eFrequency weighting: A and C\u003cbr\u003eDigital Display4 digits\u003cbr\u003eAnalogy bar graph 1dB or 1 bar graph\u003cbr\u003eSample rate 20 times \/ second\u003cbr\u003eMicrophone1\/2inch polarization capacitance microphone\u003cbr\u003eStandardAccording to IEC651 TYPE 2 \u0026amp; ANSIS1.4 TYPE 2\u003cbr\u003eDynamic range: 50dB\/100dB\u003cbr\u003eLevel ranges: 30-80dB; 50-100dB; 60-110 dB; 80-130dB\u003cbr\u003eOverload indication OVER \/ UNDER\u003cbr\u003eAC signal output: 4Vrms\/full bar graph, output impedance is about 600 ohm\u003cbr\u003ePWM signal output:Duty cycle=0.01xdb value\/3.3 x 100%\u003cbr\u003eDynamic characteristic:FAST (high speed)\/ SLOW(low speed)\u003cbr\u003eCalendar accuracy +-30 seconds\/day\u003cbr\u003eData storage quantity 4700\u003cbr\u003eThe maximum value holding MAX\u003cbr\u003eAuto Power Off V (after no operation for 10 minutes)\u003cbr\u003eLevel Range Bar Graph V\u003cbr\u003eRange Selection 4 modes\u003cbr\u003eRange Over Indication \/ Battery Indication V\u003cbr\u003eBacklight Display \/ Max \u0026amp; Min Hold Function V\u003cbr\u003eExternal power supply V\u003cbr\u003eSelf calibration time: 10 secs(every turn on)\u003cbr\u003eOperating condition Temperature :0-40C ; Humidity: 10% to 80%RH\u003cbr\u003eStorage Condition Temperature: -10 to 60C ; Humidity: 10% to 70% RH\u003cbr\u003ePacking Information\u003cbr\u003ePower 9V battery or DC 9V 100mA\u003cbr\u003eProduct Net Weight 147.50G\u003cbr\u003eProduct Size 67*30*183mm\u003cbr\u003ePacking Gift box\u003cbr\u003eStandard Quantity Per Carton 12\u003cbr\u003eStandard Carton Size 52*33.5*47cm\u003cbr\u003eStandard Carton Gross Weight 12.84kg\u003cbr\u003ePacking Contents\u003cbr\u003e1PC AR844\u003cbr\u003e1pc user manual\u003cbr\u003e1pc DC cable\u003cbr\u003e1pc Gift box\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eleo\u003c\/b\u003e\u003c\/p\u003e","brand":"Graigar","offers":[{"title":"Default Title","offer_id":43216026763334,"sku":"B07JHRJS3N","price":123.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/5917\/3958\/files\/514peEKSQLL.jpg?v=1748407133","url":"https:\/\/www.graigartech.com\/th\/products\/smart-sensor-ar844-digital-sound-level-meter-noise-level-meter-with-software-30-130db-31-5hz-8-5khz","provider":"Shenzhen Graigar Technology Co.,Ltd.","version":"1.0","type":"link"}