Getting
started
18
6,000- and 60,000-count digital multimeters
Getting started
Preparation for use
Instructions before
starting up
When you use this multimeter, you must observe the usual safety rules,
which:
•
protect you from electrical hazards,
•
protect the multimeter from operator errors.
For your safety, use only the leads and accessories (clamp meter, etc.)
supplied with the instrument. Before each use, make sure that they are in
perfect condition.
Power supply
The devices operate with:
•
4 1.5V alkaline batteries (LR6-AM3-AA) or
•
4 1.2V NI-MH rechargeable batteries of the same type.
The rechargeable batteries cannot be recharged in the multimeter.
Powering up,
down
Press
ON/OFF
to power up the device.
*
Reminder: after replacing the batteries, wait 10s before powering
the device back up.
If the multimeter malfunctions, a long press (>2s) on this key can
be applied to power down the instrument and then restore normal
operation.
Power-up
configuration
In the
BASIC
mode, as default, the
device starts up in its elementary
configuration (default values) and in
the V
A
c
+DC
function.
MTX 3291 only:
in the
USER
mode,
the device restarts in the
configuration and function selected
when it was powered down.
In the Volt and Ampere functions, the instrument restarts in AC+DC.
Automatic power
down
The multimeter automatically switches itself off after 30 minutes if there has
been no action on the front panel of the multimeter.
Auto power off is disabled:
•
in
the
MAX
,
MIN
,
AVG
,
PEAK
mode and in communication
•
when the measured quantity (voltage, current) on the input exceeds
the danger thresholds, for the user's safety.
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