EX800 Series Version 3.2 8/07

7

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/DC Current Measurements (DC Current on Model EX830 only)

WARNING: Ensure that the test leads are disconnected from the meter before making

current clamp measurements.

1.

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.

DCA ZERO (EX830 only)

The DC Zero feature removes offset

values and improves accuracy for DC

current measurements. To perform a

zero, select ADC and with no

conductor in the jaw:

1.

Press the DC ZERO button to

zero the display. “ZERO” will appear in the display. The offset value is now stored and

removed from all measurements.

2.

To view the stored value, press the DC ZERO button. “ZERO” will flash and the

stored value will be displayed.

3.

To exit this mode, press and Hold the ZERO button until “ZERO” is no longer in the

display.

AC/DC Voltage Measurements

1.

Insert the black test lead into the negative COM terminal and the

red test lead into the positive V terminal.

2.

3.

Use the MODE button to select AC or DC Voltage (EX830 only).

4.

Connect the test leads in parallel to the circuit under test.

5.

Read the voltage measurement on the LCD display.

Correct

Incorrect