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MAINTENANCE
Batteries
Your meter comes with two 1.5V AAA size alkaline batteries.
1. The symbol appears
along with display
messages: Your meter is functional and the result
remains accurate, but it is time to change the
batteries.
2. The symbol appears with E-b error
message and low:
The power is not enough to do a test. Please
change your batteries immediately.
Low Battery Signal
Your meter will display one of the below messages to alert you when
the meter power is getting low.
Replacing the Batteries
To replace the batteries, make sure that your meter is turned off.
1. Press the edge of the battery cover and lift it up to remove.
2. Remove the old batteries and replace with two 1.5V AAA alkaline
batteries.
3. Close the battery cover. If the batteries are inserted correctly, you will
hear a “beep” afterwards.
Summary of Contents for 311-4277100 SERIES
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