Functional description
12 100.000-count Graphical Multimeters
Functional description (cont'd)
Recharging of
accumulators with
multimeter off
Connection of the power supply start recharging of the accumulators.
The
symbol shows the progress of recharging.
Once the accumulators have been fully recharged, the instrument
shuts down automatically.
Recharging totally
discharged or new
batteries
1. Fit the batteries into the multimeter, then connect the charger.
2.
Wait approximately 30 minutes, then press the ON button to switch on the
multimeter and follow the progress of the charge.
Recharging of the batteries can last up to 10 hours.
After one hour of recharging, the multimeter can be used for measurements, by
pressing again on the ON button.
"A” measurement
protection fuse
A fuse provides protection up to 11 A for current measurements. It must be replaced
only with an identical fuse:
11 A, 20 kA, 1000 V, 10 x 38 mm (High Interrupting Capacity).
Checking of current
measurement fuse
Test the current measurement as follows:
1. Select the Ampere function using the A key.
2. Connect a lead to the A terminal.
3. Check that the LEADS indication disappears from the display (presence of
lead). If this is not the case, replace the fuse.
Replacement of the
fuse or the batteries
Before replacing the fuse or batteries, comply with the safety instructions given at
the beginning of this manual. Then:
1. Disconnect the test leads from the measurement circuits and the instrument.
2. Disconnect the power lead from the MTX 3282 or MTX 3283 12 VDC power
pack.
3. Switch off the power to the instrument.
4. Undo the screw on the back of the instrument.
5. Pivot the rear cover of the casing to access the battery/fuse compartment.
6. Remove the fuse or batteries and replace them with identical models.
7. Replace the cover and retighten the screw.
Without batteries, the date and time are kept for ca. 1 min in the instrument.
The measurements recorded are kept for an unlimited time.
Dismantling of
multimeter and
access to
battery/fuse
compartment
Do not connect the power supply
when there are disponible batteries
in the instrument.
Charge level:
50%……..75%
Connection of the power supply start recharging of
the accumulators.
batteries
screwdriver
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