Safety Mechanisms; Description; Instrument Familiarization - Mastech MS8268 Operator's Instruction Manual

* Any adjustment, maintenance or repair work carried out on
the meter while it is live should be carried out only by
appropriately qualified personnel, after having taken into
account the instructions in this present manual.
* A "qualified person" is someone who is familiar with the
installation, construction and operation of the equipment
and the hazards involved. He is trained and authorized to
energize and de-energize circuits and equipment in
accordance with established practices.
* When the instrument is opened up, remember that some
internal capacitors can retain a dangerous potential even
after the instrument is switched off.
* If any faults or abnormalities are observed, take the
instrument out of service and ensure that it cannot be used
until it has been checked out.
* If the meter is not going to be used for a long time, take out
the battery and do not store the meter in high temperature
or high humidity environment.

1.2 Safety mechanisms

* Misconnection alarm system
* If the maximum range is repeatedly exceeded, a continuous
audible signal warns the user in DCV, ACV, DCμA, ACμA,
DC mA, AC mA, DC 10A and AC 10A functions.
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2. DESCRIPTION

2.1 Instrument Familiarization

AC
1. LCD display 2. Keypad 3. Rotary switch
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4. Terminals