Maintenance - PROF 502212371 Instruction Manual

MAX/MIN
Note: When using the MAX/MIN function in Autoranging mode, the meter
will "lock" into the range that is displayed on the LCD when MAX/MIN is
activated. If a MAX/Min reading exceeds that range, an "OL" will be displayed.
Select the desired range BEFORE entering MAX/MIN mode.
1. Press the MAX/MIN key to activate the MAX/MIN recording mode.
The display icon "MAX" will appear. The meter will display and hold the
maximum reading and will update only when a new "max" occurs.
2. Press the MAX/MIN key again and the display icon "MIN" will appear. The
meter will display and hold the minimum reading and will update only
when a new "min" occurs.
3. To exit MAX/MIN mode press and hold the MAX/MIN key for 2 seconds.
DISPLAY BACKLIGHT
Positive Display and Backlight on when unit is turned on
MODE
Press MODE key the selection of double measured functions which are
present at display is possible. In particular this key is active in V •
• position to select among resistance test, diode test, continuity test and
capacitance test, and in current position to select between AC or DC current
measurements.
HOLD/ FLASH LIGHT
The hold function freezes the reading in the display. Press the HOLD key
momentarily to activate or to exit the HOLD function.
Press the HOLD key for >1 second to turn on or o the FLASH light function.
The flash light and will automatically power OFF after 5 minutes of inactivity.
AUTO POWER OFF
The auto o feature will turn the meter o after 15 minutes. To disable the
auto power o feature, hold down the MODE button and turn the meter on.
LOW BATTERY INDICATION
The icon will appear in the lower left conner of the display when the
battery voltage becomes low. Replace the battery when this appears.

7. Maintenance

WARNING: To avoid electric shock, disconnect the test leads from any
source of voltage before removing the back cover or the battery or fuse
covers.
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WARNING: To avoid electric shock, do not operate your meter until the
battery and fuse covers are in place and fastened securely.
This MultiMeter is designed to provide years of dependable service, if the
following care instructions are performed:
1. KEEP THE METER DRY. If it gets wet, wipe it o .
2. USE AND STORE THE METER IN NORMAL TEMPERATURES. Temperature
extremes can shorten the life of the electronic parts and distort or melt
plastic parts.
3. HANDLE THE METER GENTLY AND CAREFULLY. Dropping it can damage the
electronic parts or the case.
4. KEEP THE METER CLEAN. Wipe the case occasionally with a damp cloth.
DO NOT use chemicals, cleaning solvents, or detergents.
5. USE ONLY FRESH BATTERIES OF THE RECOMMENDED SIZE AND TYPE.
Remove old or weak batteries so they do not leak and damage the unit.
6. IF THE METER IS TO BE STORED FOR A LONG PERIOD OF TIME, the batteries
should be removed to prevent damage to the unit.
• CAP
BATTERY INSTALLATION
WARNING: To avoid electric shock, disconnect the test leads from any
source of voltage before removing the battery cover.
1. Turn power o and disconnect the test leads from the meter.
2. Open the rear battery cover by removing the screw using a Phillips head
screwdriver.
3. Insert the battery into battery holder, observing the correct polarity.
4. Put the battery cover back in place. Secure with the screw.
WARNING: To avoid electric shock, do not operate the meter until the
battery cover is in place and fastened securely.
NOTE: If your meter does not work properly, check the fuses and batteries to
make sure that they are still good and that they are properly inserted.
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