Ega Master EgaTronik Operating Instructions Manual
Sound meter
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Summary of Contents for Ega Master EgaTronik
- Page 1 OPERATING INSTRUCTIONS SOUND METER COD. 51263 GUARANTEE ......13...
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Page 2: Unpacking Inspection
ENGLISH OVERVIEW Sound Level Meter cod. 51263 (hereafter referred to as “the Meter”) is a stable, safe and reliable sound level meter. The Meter is suitable to use in noise control, quality control, health care and all different kind of environmental noise testing. For example: factory, road, family, musical instrument and all kind of places which need noise testing. -
Page 3: International Electrical Symbols
damage and accident. - Constantly check the battery as it may leak when it has been using for some time, replace the battery as soon as leaking appears. A leaking battery will damage the Meter. INTERNATIONAL ELECTRICAL SYMBOLS Conforms to Standards of European Union THE METER STRUCTURE (see figure 1) figure 1 A. - Page 4 B.Display Symbols (see figure 2) figure 2 Nº. Meaning Data Store is full Date and Time display Data Store Decibel C-Weighting A-Weighting Sound value display Range display Over range Slow response Fast response Low battery display Data Hold is on Auto power off enabled Under range Analogue bar graph display...
- Page 5 SIDE PANEL (see figure 3) figure 3 1. DC Output Terminal: DC analogue signal output. Output impedance is around 100Ω (10mV/ 2. AC Output Terminal: AC analogue signal output. Output impedance is around 600Ω (0.707V/ each range scale) 3. CAL potentiometer: Calibration 4.
- Page 6 During sound measurement, press A/C button to select “A” or “C” frequency weighting. With “A” weighting selected, the frequency response of the Meter is similar to the response of the human ear. “A” weighting is commonly used for envi ronmental or hearing conservation programs ‘C”...
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Page 7: Specifications
CALIBRATION (see figure 4) 1. Turn the Meter on. 2. Put the Meter in the “A” weighting mode, FAST response mode, range set to 60~110dB, lock to MAX. 3. Place the microphone onto the calibrator’s 1/2 inches sound source hole. 4. -
Page 8: Accuracy Specifications
Drop Test: 1 meter pass Battery: 4 x 1.5V batteries (AA) Battery Life: Typical 20 hours continuous Dimension: 273 x 69 x 39mm Weight: around 386 g (including batteries) B. Environmental Requirements For indoor use only. Altitude: 2000m Temperature and humidity: Operating: 0ºC ~30ºC (≤80%R.H) 30ºC ~40ºC (≤75%R.H) -
Page 9: Maintenance
Over range display: OVER Overloading Under range display: UNDER Output impedance DC analogue Has input around signal output terminal 100Ω, 10mV/dB Output impedance Has input around terminal 600Ω, 0.707V/ each scale Turn on and off Power (HOLD) the Meter and data holding Selecting auto LEVEL (AUTO) - Page 10 A. General Service Periodically wipe the case with damp cloth and mild de tergent. Do not use chemical solvent. To clean the terminals with cotton-tipped swab with de tergent, as dirt or moisture in the terminals can affect readings. Press the Meter power off when it is not in use and take out the battery when not using for a long time.
- Page 11 GUARANTEE The maker guarantees to the device owner 12 months against any manufacture defect. This guarantee do not cover the parts wich are consumables. Note: to apply the guarantee its necesary to send the “GUARANTEE CERTIFICATE” duly filled within one week after purchased the machine to the maker.
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