Kyoritsu Electrical Instruments Works KEW MEG 3161A, Инструкция по эксплуатации

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Contents
1．Safety warnings ……………………………………………………１
2．Features ……………………………………………………………４
3．Specification ………………………………………………………５
4．Instrument layout …………………………………………………８
5．Preparation for measurement ……………………………………９
5－1 Mechanical zero adjustment ………………………………９
5－2 Test lead connection ………………………………………９
5－3 Battery voltage check ………………………………………10
5－4 Power-on-indication LED …………………………………10
6．Measurement ………………………………………………………11
6－1 AC voltage measurement …………………………………11
(Mains disconnection check)
6－2 Insulation resistance measurement ………………………12
6－3 Continuous measurement …………………………………14
6－4 Output voltage characteristics ……………………………14
6－5 Backlight function …………………………………………16
7．Battery replacement ………………………………………………16
8．Notes on Housing case and accessories ………………………17
8－1 Case lid ……………………………………………………17
8－2 Neck strap and Cord case …………………………………18
8－3 Test prods and replacement ………………………………19
8－4 Adaptors for the Earth cord and replacement …………20
8－5 Cleaning Meter cover
……………………………………21
― 1 ―
１．Safety warnings
○ This instrument has been designed, manufactured and tested
according to IEC 61010-1: Safety requirements for Electronic
Measuring apparatus, and delivered in the best condition after
passed the inspection. This instruction manual contains
warnings and safety rules which must be observed by the user
to ensure safe operation of the instrument and retain it in safe
condition. Therefore, read through these operating instructions
before using the instrument.
WARNING
¡
Read through and understand the instructions contained in this
manual before using the instrument.
¡
Keep the manual at hand to enable quick reference whenever
necessary.
¡
The instrument is to be used only in its intended applications.
¡
Understand and follow all the safety instructions contained in
the manual.
It is essential that the above instructions are adhered to.Failure
to follow the above instructions may cause injury, instrument
damage and/or damage to equipment under test.
○ The symbol indicated on the instrument, means that the user
must refer to the related parts in the manual for safe operation
of the instrument. It is essential to read the instructions
wherever the symbol appears in the manual.
DANGER is reserved for conditions and actions that are
likely to cause serious or fatal injury.
WARNING is reserved for conditions and actions that can
cause serious or fatal injury.
CAUTION is reserved for conditions and actions that can
cause injury or instrument damage.