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Lux Meter illuminometer Light Meter FC
Original price was: ৳ 8,500.00.৳ 5,500.00Current price is: ৳ 5,500.00.
Digital Sound level Noise Audio detector In Bangladesh
Original price was: ৳ 8,500.00.৳ 5,500.00Current price is: ৳ 5,500.00.
Description
SMART SENSORÂ AS824 Digital Sound Level Meter/sound pressure
Digital Sound level Noise Audio detector All products with original packaging box, so that can protect the products well on the shipping way avoid damage.
Customs tax: don’t worry customs tax, we will declare lower value on bill and help customer avoid or reduce tax.
The product does not contain the battery because of the limitation of the airline company.
Warranty: All units are with Retail box. and we offer Long warranty period of 2 years, in two years will repair for free.
SMART SENSOR AS804 Sound level meters measure sound pressure level and are commonly used in noise pollution studies for the quantification of almost any noise, but especially for industrial, environmental and aircraft noise.
safety Engineers, Health, Industrial Safety offices and Sound Quality control in various environment.
Features Digital Sound level Noise Audio detector
1. This unit was designed according to the IEC651 TYPE2 & ANSI S1.4 type2 for sound level meters
2. Instantaneous sound measure function
3. Measurement range: 30-130decibel
4. With two equivalent weighted sound pressure levels. A and C
5. Fast & Slow dynamic characteristic modes
6. AC and DC signed output for frequency analyzer level recorder, FFT analyzer, graphic recorder etc.
level 30~130dB Noise meterÂ
| Â Brand Name: | Â SMART SENSOR |
| Â Color: | Â White |
| Â Material: | Â ABS Plastic |
| Â Digit & Resolution | Â 5 digits & 0.1dB Display: 0.5 secretary |
| Â Measuring Range: | Â 30~130dBA 35~135dBC |
|  Accuracy |  ±1.5dB |
| Â Frequency range: | Â 31.5Hz to 8.5K Hz |
| Â Linearity range: | Â 50dB |
| Â Frequency weighting: | Â A, C |
| Â Microphone | Â 1/2 inch Condenser Microphone |
| Â Standard | Â According to IEC651 TYPE 2 & ANSIS1.4 TYPE 2 |
| Â Time Weighting | Â Fast / Slows |
| Â Bar graph: | Â 50 dB scale at 1 dB step for monitoring current sound pressure level display period: 50mS |
| Â Level ranges: | Â 30-80dB; 50-100dB; 60-110 dB; 80-130dB |
| Â Over indicate over range: | Â Under indicate less than lower limit for the range |
| Â AC output: | Â 0.707 Vims at FS output impendence approx. 600 ohm |
| Â DC output: | Â 10mV / dB output impedance approx. 100 ohm |
| Â Max: Maximum hold /Â Auto Power Off | Â V |
| Â External power supply | Â V |
| Â Level Range Bar Graph | Â V |
| Â Range Selection | Â 4 modes |
| Â Range Over Indication /Â Battery Indication | Â V |
| Â Backlight Display /Â Â Max & Min Hold Function | Â V |
| Â Sampling Frequency | Â 2 times / sec |
| Â Self calibration time: | Â 10 secs(every turn on) |
| Â Operating condition | Â Temperature :0-40C ;Â Humidity:Â 10% to 80%RH |
| Â Storage Condition | Â Temperature: -10 to 60C ; Humidity: 10% to 70% RH |
| Â Packing Information | |
| Â Power | Â 9V battery or DC 9V 100mA |
| Â Product Net Weight | Â 150g |
| Â Product Size | Â 224*66*33mm |
| Â Packing | Â Gift box |
| Â Standard Quantity Per Carton | Â 24 |
| Â Standard Carton Size | Â 45*38*55cm |
| Â Standard Carton Gross Weight | Â 16.42kg |
|  Packing Contents |  1PC AS824 1pc user manual 1pc DC cable 1pc Gift box |
| Diagram and LCD display | |
 |
1. Electret Condenser Microphone 2. LCD Display 3. Power Switch 4. Level range control switch: 30dB~80dB Â 50dB~100dB 60dB~110dB Â 80dB~130dB 5. Maximum value hold swatch. (MAX) 6. Frequency weighting select switch A: A weighting for general sound level measurements. C; C-weighting for checking the low frequency content of noise 7. Time weighting select switch Fast: For normal measurements Slow: For checking average level of fluctuating noise 8. AC output terminal: 0.707 Vims Corresponding to each range step. 9. DC output terminal: output 10mV / dB 10. Calibration control 11. External DC 60V power supply terminal 12. Battery Door 13. Tripod mounting screw 14. Windscreen |
 |
 LCD Display: 1. Level range 2. Instantaneous sound pressure level 3. Low battery mark. 4. Maximum value is held during measuring 5. Measure Value 6. Measure Unit 7. Frequency weighting A/C 8. Level range Bar graph 9. Rang over 10. Slow time weighting 11. Fast time weighting 12. Range under |
Calibration Procedures:Â (Pls use a Standard Acoustic Calibrator)
| Â Â 1. Make the setting: Display: SPL(dBA) Time/Weighting: Fast/Level range: 60~110dB /Measurement mode: MAX function disable | |
| Â 2. Insert the microphone carefully into to the 1/2 inch hole of the Calibration | |
|  3. Turn on the Calibrator and adjust the Pretention eter in side the battery compartment of the unit (shown in the diagram 1), The level of the units ( show in the diagram 1), The level display will indicate the desired level(94.0) our products are all  well calibrated before shipment  (Recommended recalibration cycle; 1 year ) |
Operation guide:
| Â 1. Turn on power ( pls install battery first before power on) | |
| Â 2. Select the desired response and weighting, also select desired rang. | |
| Â 3. If weighting for general mosie sound level, pls select dBA. | |
|   4. If the sound source consists of the short brusts of only catching sound peak, set response to FAST, to measuring average  sound level. use the slow setting | |
| 5. When MAX mode is chosen, The instrment captures and hold the maximum noise level. |
National Scientific Corporation
Address : House#10, Road#02, Sector#06, Uttara Model Town, Dhaka 1230, Bangladesh
Contract : 01776233191, 01611833865 E-mail : nscbd@hotmail.com Website: www.nscbd.com
Reviews (2)
2 reviews for Digital Sound level Noise Audio detector In Bangladesh
Product Enquiry
Product Enquiry
Return or Replacement Policy
Shipping Policy
Reguler Processing Time: All orders are processed within 1 business days. Orders are not shipped or delivered on weekends or holidays.
Urgent One Hour Delivery Avilable Only Dhka CityÂ
Outside Dhaka Cash On Delivery Not Available Â
Shipping Rates : Shipping charges for your order will be 200 BDT Under Weight 2Kg Â
Order Tracking: You will receive a Shipment Confirmation email once your order has shipped, containing your tracking number(s). The tracking number will be active within 24 hours.
Shipping Address: Please ensure all shipping information is correct. We are not responsible for incorrect addresses.
Customs, Duties, and Taxes: We are not responsible for any customs and taxes applied to your order. All fees imposed during or after shipping are the customer’s responsibility.
Return Policy
Return Conditions: To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
Return Process: To initiate a return, please contact our customer service team at [nscbd@hotmail.com] with your order number and reason for return. We will provide a return authorization and shipping label.
Refunds: Once we receive your item, we will inspect it and notify you of the status of your refund. If your return is approved, we will initiate a refund to your original method of payment. You will receive the credit within a certain amount of days, Shipping chrages must cut
Exchanges: If you need to exchange an item, please follow the return process and specify that you wish to exchange the item. We will process the exchange as soon as the returned item is received and inspected.
For any questions or concerns, please contact our customer service team at [nscbd.co@hotmail.com]. We are here to help!
Adina Rahman –
Product sound measure function too incredible.
Mahmudur Rahman Khan –
The Product works great!