8
Battery Replacement
Periodically check the Battery Indicator on the display. When there are no
more bars on the Battery Indicator the batteries will need to be replaced.
Remove the battery cover on the back and insert a new 9V Battery.
AC/DC Signal Output Jack
ThemeterisequippedwithanAC/DCoutputjacktoconnectand
integratewithexternalsystems.Forexample,theACoutputcanbeused
with a frequency analyzer or oscilloscope to identify the frequency level
during a measurement. The DC output is used to identify the dB level
during a measurement.
AC/DC Output Connector 3.5mm Sub-Miniature Phone Jack
Connector Diagram
AC Output Voltage Range 1VrmsatFS(fullscale)
(FSreferstotheupperlimitoftheselected
dBlevelrange.Forexampleif30-90dBis
theselectedlevelrange,1Vrms=90dB)
DC Output Voltage Range 10 mV/dB
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