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2.
Insert the black lead banana plug into the negative COM jack and the red test lead banana plug
into the positive V jack.
3.
Select Hz or % duty with the Hz/% button.
4.
Touch the test probe tips to the circuit under test.
Read the frequency on the display.
5.
Data Hold and Backlight
To freeze the LCD meter reading, press the data hold button. The data hold button is located on the left
side of the meter (top button). While data hold is active, the HOLD display icon appears on the LCD.
Press the data hold button again to return to normal operation.
Note: The HOLD feature will activate when the Backlight is turned on. Press the HOLD key again to exit Hold.
The backlight function illuminates the display and is used when the ambient light to too low to permit
viewing
of
the displayed readings. Press the
and press the button a second time to turn the backlight off.
Manual Ranging
The meter turns on in the autoranging mode. Press the Range button to go to manual ranging. Each
press of the range button will step to the next range as indicated by the units and decimal point location.
Press and hold the Range button for two seconds to return to autoranging. Manual ranging does not
function in the AC/DC Current ,Watt, Diode and Continuity check functions
Battery Replacement
1. Remove the one rear Phillips head screw
2. Open the battery compartment
3. Replace the Requires one "9V" battery (NEDA1604, 6F22 006P)
4. Re-assemble the meter
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(HOLD) button for one second to turn the backlight on
Manual de usuario AD3348
AD Instruments
22
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