If no run time has been accumulated the display shows dashes. Read the following safety information carefully before attempting to operate or service the meter. This sound level meter is designed for noise project. Introduction congratulations on your purchase of the extech. We strive to ensure rapid, highquality service and support. Italiciszed links are to pages external to this manual, mostly to our main website or wiki. This might involve activating an additional setting during the daily meter calibration. View and download extech instruments 407732 user manual online. Sound level and sound pressure level are expressed uniformly as sound pres sure level, distinguished by the use of frequency weighting.
Extech instruments 407732 user manual pdf download. Products include resistance, capacitance, inductance, decade boxes, standards, stroboscopes, sound level meters, rtd simulators, currentvoltage source, voltage dividers and ohmmeters. Abrasive blasting operations, engineering control and work. Number 0 indicates that the speaking function is turned off.
Iet labs manufactures, repairs and supports the genrad instrument line. The systems addressed include one or more microphones and associated components to process the output of the microphone measurement system conforms to a sound level meter specification it is sufficient to specify the category of precision and accuracy required by the measurement system and that direction is given in the user manual for proper use. Please read this user manual thoroughly before using this unit and keep it for your future reference. Datalogging sound level meter that stores up to 20,000 records with real date and time stamp the hd600 features datalogging capability up to 20,000 records at speed from 1sec to 159sec and can capture up to 10 readingsec when connected to a pc. Auto or manual ranging the meter will turn on in the autoranging mode and auto will be indicated on the display.
User selectable features include frequency weighting a and c, response. A measurement of sound is accomplished by changing a noise. Audio signal will sound when meter indicates high reading. The sound level sensor is aweighted, meaning it responds to sound loudness the same way the human ear does. Introduction the united states department of health, education, and welfares national institute for occupational safety and health niosh is responsible for conducting research and developing educational and training materials in the. The content of this manual, any illustrations, technical information and descriptions within this. We are committed to responding promptly to all customer requests and questions and to keeping customers informed regarding service and support status so they can plan efficiently. Repair or servicing not covered in this manual should be.
It measures both a and c weighted sound level with either fast or slow time weighting. Find the user manual and the help you need for the products you own at manualsonline. View and download extech instruments 407730 user manual online. Software sites tucows software library shareware cdroms software capsules compilation cdrom images zx spectrum doom level cd. When you turn the meter on it will be in aweighting mode. While a shouldermounted microphone is best when monitoring for personal noise exposure, a rigid mounting is better for area monitoring. Decibel meter,meterk digital sound level meter, range 30db a noise volume measuring instrument selfcalibrated decibel monitoring tester battery included i bought this sound level meter for 2 things. A sound level meter is used for acoustic sound that travels through air measurements. We are not responsible for the content of any other external sites. Addenda, which are released between revisions, contain important change in. Sound level meters can be used to measure noise in a variety of applications, from measuring in the workplace, in the environmental pollution in public or private places and for the detection of noise generated from any artificial source such as machinery, equipment and articles engine. Vlike digital sound level meter complies with iec651 type 2 and ansi s1. Operation manual digital lux meter your purchase of this digital lux meter marks a step forward for you into the field of precision measurements. Limited warranty and limitation liability bw technologies lp bw warrants the product to be free from defects in material and workmanship under normal use and service for a period of two years, beginning on the date of shipment to the buyer.
In aweighting mode, the sound level meter is less sensitive to very high and very low frequencies. You can monitor classroom sound levels, measure reverberation time, and investigate sound insulation. Failure to observe the following procedures may result in serious personal injury not for use in explosive or hazardous locations. View and download casella cel cel450 handbook online. The instruments described in this manual are the optimus yellow cr.
Leq in the leq mode, the display indicates the integrated, or average level for the run period. The signalink usb supports all sound card digital and voice modes. For drywall, felt roofing, plaster or brick comparative. To turn audio signal on or off, press on button twice in quick succession. Calibrators which has been supplied previously as a separate manual. Measure sound level, luminance, humidity, temperature and voltage with this professional grade multimeter. To allow the user to follow the movement of the results, slow and fast averaging circuits are built into the sound level meter.
The diaphragm of the microphone responds to changes in air pressure caused by sound waves. Soundpro user manual stronger security is required. Sound level meters noise dosimeter sound monitoring acoustic monitoring vibration meter noise recording sound logging kit tapping machine sound recording. This general purpose sound level meter is ideal for making manual noise measurements, noting down the results by hand. Numbers 1 to 3 indicate speaking volume from low to high, where is displayed on the lcd during testing.
Sound level meters require a different type of microphone attachment. Soundpro sound level meters series sedl user manual. The use of nonspecified accessories may create a safety hazard andor impair equipment performance. Reaper 4 unleashed picks up where the reaper user guide leaves off. Prodigy owners manual prodigy diabetes care, llc 28 step 4. Features include an easytoread lcd display and an automatic zero adjust to get precise measurements.
Decibel meter, vlike sound level meter db meter measuring. Compact sound level meter capable of recording the decibel level of an environment for days, weeks or months. The best type of microphone for sound level meters is the condenser microphone, which combines precision with stability and reliability. Primer of noise measurement, a 34page book let free upon request from general radio co. Aweighting causes the meter to replicate the frequency filtering process of the human ear. I use it regularly to measure how loud the ambient sound is so i could adjust my input levels. Consult the users manual for the equipment you will be using. This warranty extends only to the sale of new and unused products to the original buyer.
Extech instruments 407730 user manual pdf download. Instruction manual model 407736 digital sound level meter 1. Page 1 sound level meter page 2 table of contents page 3 introduction page 4 page 5 specifications page 6 page 7 installing a battery page 8 page 9 controls page 10 output page 11 weighting page 12 microphone page cal. It lifts the lid off reapers most powerful features, including custom actions, menus and toolbars, fx chains, screensets, snapshots, templates, mouse modifiers and more. In recent years, our resources and knowledge have been focused on supporting the entire life cycle of our customers products from initial design through deployment and operation, plus a full measurement chain. In sound pressure measurement, the audio spectrum is divided into adjacent frequency bands called octaves, where the center frequency of each octave band is. Failure to observe the following procedures may result in serious personal injury. A single lumen cannula up to 25 feet in length is recommended to ensure proper breath detection and oxygen delivery. Turn the sound level meter on by sliding the powermeasurement range switch to an appropriate measurement range 3590 or 75 db. If you need a manual not currently listed, a printed operators manual is available for all current simpson products at no charge. Sound level meter model 4431 instruction manual kanomax usa.
The 407730 measures and displays sound pressure levels in db from 40 to db. Radio shack sound level meter owners manual pdf download. A wideranging collection of radio shack materials and support documents from the nowdefunct radio shack support site. Eventually, operators manuals will be available here for all current simpson products. It also could be called as db reader, phonometer or spl meter,accumulate sound level value data for noise dosimeter, can be used as a noise monitor testing sound intensity to reduce noise pollution, avoiding the risk to. The revision level letter increases alphabetically as the manual undergoes subsequent updates. Instruction manual model 407736 digital sound level meter. Constructed of high impact housing and a soft overmold for comfortable grip, this high quality multimeter is ideal for technicians of. The windscreen included in the delivery should generally be set up for measurements outdoors or if. Although this lux meter is a complex and delicate instruments, its ruggedness will allow many years of use if.
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