Extech Instruments EX710, User Manual

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EX710-EU-EN-V3.2-3/12 5
Operation
NOTES : Read and understand all Warning and Caution statements in this operation manual prior to using this meter.
Set the function select switch to the OFF position when the meter is not in use.
AC Current Measurements
WARNING: Ensure that the test leads are disconnected from the meter before making current clamp measurements.
1. Set the Function switch to the 800A, 400A, or
40A range. If the approx. range of the
measurement is not known, select the highest
range then move to the lower ranges if
necessary.
2. Press the trigger to open jaw. Fully enclose only
one conductor. For optimum results, center the
conductor in the jaw.
3. The clamp meter LCD will display the reading.
AC/DC Voltage Measurements
1. Insert the black test lead into the negative COM terminal and the red test
lead into the positive V·
Ω
·CAP·Hz · terminal.
2. Set the function switch to the V Hz position.
3. Use the MODE button to select AC or DC Voltage.
4. Connect the test leads in parallel to the circuit under test.
5. Read the voltage measurement on the LCD display.
Correct Incorrect
V