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DIGITAL CLAMP METER DIGITAL CLAMP METER
5.5Audible continuity test
Before making online resistance measurement,
make certain that all test circuits are
disconnected and discharge all capacitors.
WARNING
• Turn the rotary switch to
• Connect black test lead and red test lead to COM
input socket and V input socket separately.
• Use the other two ends of test leads to make
continuity test.
• When making continuity test, if the resistance of
circuit to be measured is less than 70 , buzzer will
alarm continuously.
Ω
Ω
Continuity (audible)
No continuity
6. Meter Maintenance
6.1 Maintenance
Before opening the back cover, you should
power off and make sure that the test lead is
disconnected from the measurement circuit to
avoid electric shock.
WARNING
Use a piece of damp cloth and a small amount of
detergent to clean the meter regularly, do not use
chemical solvent to clean the meter.
6.2 Battery Replacement
Before opening the battery cover, power off and
make certain that all test leads are
disconnected from the testing circuits to avoid
electric shock.
WARNING
Follow these steps to replace the battery:
• When the battery voltage is lower than the normal
operating voltage, low battery symbol“ ”will display
on the LCD display. At this moment, the battery should
be replaced.
• Press the power switch to cut off the meter power supply.
• Unscrew the screws on the battery cover, remove the
old battery and replace it with a new AAA 1.5V battery.
• Install the bottom shell back and tighten the screws.
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