EXTECH MA3110 [13/15] Maintenance
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EXTECH MA3110 [13/15] Maintenance

EXTECH MA3110 [13/15] Maintenance
MA3110-en-GB_V1.0 12/16
13
Maintenance
WARNING: To avoid electrical shock, disconnect the meter from any circuit and turn OFF the
meter before opening the case. Do not operate the meter with an open case.
Cleaning and Storage
Periodically wipe the case with a damp cloth and mild detergent; do not use abrasives or
solvents. If the meter is not to be used for 60 days or more, remove the batteries and store them
separately.
Battery Replacement
CAUTION: Remove the meter from the conductor under test and switch the meter OFF
before opening the battery compartment.
1. Remove the screw that secures the rear battery compartment.
2. Remove the battery compartment cover.
3. Replace the 2 ‘AAA’ 1.5V batteries observing correct polarity.
4. Re-attach the battery compartment cover.
5. Secure the battery compartment with the screw.
Never dispose of used batteries or rechargeable batteries in household waste.
As consumers, users are legally required to take used batteries to appropriate
collection sites, the retail store where the batteries were purchased, or wherever
batteries are sold.
Disposal: Do not dispose of this instrument in household waste. The user is obligated
to take end-of-life devices to a designated collection point for the disposal of electrical
and electronic equipment.
Specifications
Function
Range
Resolution
Accuracy
DC Voltage
6V
0.001V
±(0.8% + 5 digits)
60V
0.01V
600V
0.1V
1000V
1V
Input impedance: 10MΩ; Overload protection: ± 1000V DC and AC
AC Voltage
6V
0.001V
± (1.0% + 8 digits)
(50/60Hz)
True rms
60V
0.01V
600V
0.1V
1000V
1V
Input impedance: 10M ohms; Overload protection: ± 1000V DC and AC

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