Page 3
Limited Warranty and Limitation of Liability Your Amprobe product will be free from defects in material and workmanship for 1 year from the date of purchase. This warranty does not cover fuses, disposable batteries or damage from accident, neglect, misuse, alteration, contamination, or abnormal conditions of operation or handling.
Page 4
HOLD MAX dBA HOLD MAX dBA Fast Slow Fast Slow FAST FAST SLOW SLOW SM-10 SM-20-A ➊ windscreen ➋ Microphone ➌ LCd display ➍ frequency weighting select button ➎ Maximum/Minimum hold button ➏ power button ➐ Backlight button ➑ Time weighting select button ➒...
SLow mode. UNPACkINg ANd INSPECtIoN Your shipping carton should include: SM-10 / 20-A sound level meter 9 volt battery download Suite Cd-RoM (SM-20-A) USB Cable (SM-20-A)
hold the instrument comfortably in hand or fix on tripod and point the microphone at the suspected noise source, the sound pressure level will be displayed. MAX/MIN The MAx Min feature reads and updates the display to show the maximum or minimum average value measured after you press the MAx Min button.
when LCd blinked, release the A/C and the hoLd buttons. The sound level meter will display 94.0 dBA . The calibration is done. The 94 dB calibration process can be repeated until the meter reads 94.0 dB. Recalibration cycle: 1 year. SPECIfICAtIoNS general display:...
Turn off the meter and slide out the battery cover. Replace the battery with a nedA type 1604 or equivalent 9V alkaline battery. Replace the cover. Remove battery when the SM-10/SM-20-A is not used for extended period. OPEN Battery Replacement...