© PCE Instruments
8
5.8
Continuity
•
Turn off all power and discharge the capacitors of the circuit to be tested.
•
Select the resistance measurement option ( ) with the rotary switch.
•
Connect the test leads as required to begin measurement. If the resistance is less than
40
Ω
, the buzzer will sound.
WARNING
To avoid injury or damage to the meter, make sure to turn off
all power and discharge all capacitors before measuring resistance.
5.9
Frequency/Duty Cycle
•
Select the resistance measurement option (
Hz%
) with the rotary switch.
•
Connect the test leads as required to begin measurement.
6 Maintenance
6.1
Cleaning
Use a damp cloth and a small amount of detergent to clean the meter regularly. Do not use
abrasives or chemical solvents. Dirty or wet input jacks can affect readings.
Cleaning the input jacks:
•
Shut meter down and remove the test leads.
•
Wipe any debris off the input jacks.
•
Clean the inside of the input jacks with a cotton swab and an alcohol cleaner or lubricant
(eg.: WD-40).
•
Use a clean swab for each jack to avoid cross contamination.
6.2
Battery Replacement
WARNING
Remove the test leads from before opening the
battery cover to avoid damage or personal injury.
To avoid false readings, damage to the meter or personal injury, replace the batteries when the
battery low icon
is displayed.
To replace the batteries:
•
Shut the meter down and remove all test leads.
•
Unscrew the battery cover and remove the used batteries.
•
Replace the batteries (AAA 1.5V, Alkaline)
•
Reinstall the battery cover and tighten the screws.
