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Frequency or Duty Cycle Measurements
Insert the black test lead banana plug into the negative COM jack and the red test lead banana
plug into the positive HZ jack.
Turn the rotary switch to the Hz % duty position.
Press the Hz/% button to select “Hz” or”%”.
Touch the test probes to the circuit or under test and read the frequency or duty cycle on the display.
Temperature Measurements
Insert the type K thermocouple probe black test lead banana plug into the negative COM jack
and the red test lead banana plug into the po jack.
Turn the rotary switch to the select °C or °F.
Read the temperature on the display
Pulse Width Measurements
Insert the black test lead banana plug into the negative COM jack and the red test lead banana
plug into the po jack.
Turn the rotary switch to the Pulse Width position.
Connect the back test probe to ground and connect the red test probe to the signal wire that
connects to the component to be measured.
Note
: the applied time for most fuel injectors is displayed on the negative (-) slope
RPM (TACH) Measurements
Select the RPM range with the rotary switch
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