Mastech MS2302 User Manual

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Users’ Guide for Earth Ground Resistance Tester
Description
2. Description
The meter is applicable to the testing of the earth resistance of the power supply wires, distribution wires inside a
room, electrical equipment or appliance, which can done in two measurement modes: Bi-poles or Tri-poles, and it also
can be used to measure the earth voltage.
Large digital LCD and backlights applied to the meter facilitate users to read the information on LCD. Besides, the
meter is capable of storing up to 100 groups of measurement data, which will not be lost even in case of power cuts so
that the user can easily consult the historical data. In addition, the meter can also be used to measure maximum,
minimum or average and measure relatively. Auto power-off function has been provided for it.
2.1 Meter Description
（1）Rotating Switch
It is used to selection between the measurement of earth voltage, measurement of resistance in Bi-pole method or
measurement of resistance in Tri-pole method.
（2）Key of ASP
It is used to start or cease auto power-off function.
（3）Key of LIGHT
It is used to turn on or turn off the backlight.
（4）Key of CLEAR
It is used to clear away data.

Mastech MS2302 Specifications

General

Brand	Mastech
Model	MS2302
Category	Test Equipment
Language	English