User Manual

380941 Ver. 2.2 03/05
5
Frequency Measurements
1) Ensure that at least 0.1A AC is detectable with an ACA measurement before
measuring Frequency.
2) Set the Function switch to the Hz position.
3) Press the Trigger to open the Jaw and fully enclose the conductor to be measured. If
line frequency is being measured, enclose only one line of the source (ensure first
that there is current present).
4) Read the Frequency measurement on the LCD in Hz.
Special Features
Relative Measurements
1) Press the Zero key and the present measurement will Zero.
2) All subsequent measurements are displayed with respect to the zeroed reading. For
example, if a 20A reading is zeroed and a 30A reading is subsequently measured,
the LCD will display 10A.
3) To return to normal operation, press and hold the zero key for 2 seconds.
4) Note that Relative mode is not available if MIN/MAX mode is enabled.
Data Hold
To freeze the current reading on the LCD, press the Data Hold key. To release the Data
Hold function and return the meter to normal operation, press the Data Hold key again.
MIN/MAX Readings
Pressing the MIN/MAX key allows the meter to display ONLY the highest and the lowest
readings encountered. Press the MIN/MAX key once to view the minimum reading,
press it again to view the maximum reading. Note that the meter will only change its
displayed reading when a measurement is taken higher than the previous MAX or lower
than the previous MIN readings. The HOLD display icon (along with the MIN or MAX
icon) will appear on the LCD in MIN/MAX mode Pressing the MIN/MAX key a 3
rd
time
returns the meter to normal operation.
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