3
high-temperature and moisture, or condensation, and under
direct daylight radiation for a long time.
u
For replacing battery, please confirm testing wire has moved
apart the meter, and FUNCTION SWITCH rotary switch is in
“
OFF
”
position.
u
Please put the used batteries in appointed collection place.
u
When replacing the battery with the meter, make sure that the
test line has been removed from the meter and the meter is
turned off.
u
When the meter displays battery low voltage symbol
“
”
，
and need to replace the battery in time.
u
Pay attention to measuring range and usage environment
stipulated for the Tester.
u
This measuring device is only to be used, disassembled,
adjusted and repaired by qualified personnel with authorization.
u
When it may cause hazard by continuous use for the reason
of the Tester itself, it shall immediately stop using it and deposit it
at once, leaving it for disposal by authorized agency.
u
For risk of danger icon in manual
, users must perform
safety operations strictly in compliance with the manual content.
II. Introduction
Ground Resistance
•
Soil Resistivity Tester also known
as Four-Wire Ground Tester, Precision Ground Resistance
Tester
, etc., is a commonly used meter for measuring grounding
resistance. It adopts a large LCD gray-white screen backlight
display and microprocessor technology to meet the requirements
of two-wire, three-wire and four-wire test resistance and soil
resistivity test.
Suitable for telecommunications, electricity,