1345 Digital Sound Level Meter - ACT1345
1345 Digital Sound Level Meter A digital meter ideal for measuring noise levels in offices schools and factories as well as testing sounder levels of fire alarm systems. It is also suitable for checking the acoustics of studios auditoriums and home stereo applications.Conforms to IEC651 type 2 ANSI S1.4 type 2 for sound level metersDesigned to meet the measurement requirements of safety engineers health industrial safety officers and sound quality control in various environmentsRanges from 30dB to 130dB at frequencies between 31.5Hz and 8KHzDisplay with 0.1dB steps on a 4-digits LCDWith two equivalent weighted sound pressure levels A CSupplied with 9V battery and instructionsSpecificationSTANDARD APPLIED IEC651 type 2 ANSI S1.4 type 2FREQUENCY RANGE 31.5Hz - 8KHzMEASURING LEVEL RANGE 30 - 130dBFREQUENCY WEIGHTING ACMICROPHONE inch electret condenser microphoneCALIBRATION Electrical calibration with the internal oscillator 1kHz sine waveDISPLAY LCD 4 digits resolution 0.1dB display up data 0.5secTIME WEIGHTING FAST 125mS SLOW 1secLEVEL RANGES Lo 30 - 100dB Hi 60 - 130dBACCURACY 1.5dB under reference conditionsALARM FUNCTION OVER shown when input is out of rangeMAX HOLD Hold readings the maximum value with decay 1dB3minutesAUTO POWER OFF After 15 minutes of inactivityPOWER SUPPLY 1 x 9VDIMENSIONS 210l x 55w x 32h mmWEIGHT 230g