Maintenance; Cleaning; Testing The 10A Fuse; Replacing The Batteries And Fuses - Metrix MTX 202 Manual De Instrucciones

4000- and 6000-count TRMS digital multimeters

4. MAINTENANCE

The instrument has no parts that can be replaced by personnel who are not trained and
approved. Any non-approved repair or other work, or replacement of a part by an
"equivalent", may severely compromise safety
4.1

Cleaning

Periodically wipe the case with a damp cloth and mild detergent. Do not use abrasives or
solvents. Dirt or moisture in the terminals can affect the readings. Dry the meter perfectly
after cleaning and before use.
4.2

Testing the 10A Fuse

To avoid electrical shock, remove the test leads
and any input signals before replacing the fuses.
1. Turn the rotary switch to
position and toggle the yellow key.
2. Plug a test lead into the + terminal
and touch the probe to the A or
mA/µA according to the fuse to be
tested
A good A terminal fuse is indicated
000.0Ω to 000.2Ω.
3. If the display reads OL, replace the
fuse and test again
4. If the display shows any other value,
have the meter serviced.
4.3

Replacing the batteries and fuses

To avoid false readings, which could lead to possible electric shock, or personal
injury, replace the batteries with LR6 batteries as soon as the battery indicator
appears.
To prevent damage of injury, install ONLY replacement fuses with the specified
amperage, voltage, and interrupt ratings.
Disconnect test leads before opening the battery door.
F1: Fast Fuse 630mA 1000V 10kA size : 6.3 x 32, UK standard
F2: Fuse 10A 1000V 30kA size : 10 x 38, UK standard
4.4

Metrological check

Like all measuring or testing devices, the instrument must be checked regularly.
This instrument should be checked at least once a year. For checks and calibrations,
contact one of our accredited metrology laboratories (information and contact details
available on request), at our Chauvin Arnoux subsidiary or the branch in your country.
4.5 Service, and Parts
For all repairs before or after expiry of warranty, please return the device to your distributor.
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