Chapter II
MX 406B
9
1.1.2. During use
•
Never exceed the limiting protection values given in the specifications specific to
each measurement type.
1.1.3. Symbols
R efer to the u ser's manu al.
Inco rrec t us e may r esu lt in dam age to the device or its co mpon ents.
Ris k of elec tri c s hock
E arth
1.1.4. Instructions
•
Any adjustment, maintenance or repair to the megohmmeter when live must be done
by qualified personnel after reading the instructions in this manual.
•
A
qualified person
is anyone familiar with the installation, construction, usage and
the dangers involved. This person is authorized to switch the installation and
equipment on or off in accordance with safety rules.
•
Before opening the device, always disconnect it from all measurement circuits and
make sure that there is no static electricity charge which could damage internal
elements.
•
When the instrument is open, some internal capacitors may maintain a dangerous
potential even after the instrument is switched off.
•
If there are any abnormal faults or constraints, take the instrument out of service and
prevent it from being used until it has been verified.
1.2.
Safety devices
•
The switch has two stops that prevent it from rotating. There are four safety bushes at
the top of the instrument.
•
It is impossible to access the battery box without firstly disconnecting measurement
cables.
1.3.
Guarantee
Unless specifically mentioned otherwise, the guarantee is applicable for
12 months
after the
equipment has been handed over (extract from our general conditions of sale available on
request).
1.4.
Metrological verification
For checking and calibrating your instrument, please contact our accredited laboratories, the
manufacturer subsidiary or agent in your country.
A periodic verification is necessary, as for all measurement or test
instruments.
