Microtest 6630E, Руководство пользователя

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Safety Specification
3. Grounding
The back panel of the instrument is fitted with a safe ground terminal. Be sure to
connect this ground terminal to the ground to prevent the operator from touching the
housing as to cause the electrocution.
4. Power Source
The scope of power used by this instrument is 88~264Vac. To insert the power source,
please check if the power to be connected is identical with the power-shifting sign
indicated on the back panel. When changing the fuse, it is required to use specific type
of fuse designed in same ampere to prevent the electrical wire from burning. Before
making any replacement, please remove the plug to prevent danger.
5. Warm-up
The instrument will operate normally upon starting the power. To achieve the
specified accuracy, it is suggested warming up the instrument for over 15 minutes.
6. External control unit
This unit is able to execute the external control. For this purpose, please ensure that
the operator is not touching the signal output end and the Test Piece to avoid causing
hazard.
7. Machine failure
Stop using the instrument immediately when finding it is operating abnormally, such
as significant difference is existed between the current displayed on the current meter
and the design value; or the current is not supplied, but the overlapping current
indicator remains illuminated continuously. In this case, please contact us or your
dealer to provide technical support.
8. Ending the test
When not using the instrument, please shut off the Power Switch. To restart the
Power Switch after being disconnected, please wait for few seconds; however, do not
execute consecutive on/off action of the power.