Amprobe AT-1000, User Manual

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5
SymboLS
�
battery
�
Refer to the manual
�
double insulated
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dangerous Voltage
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direct Current
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earth ground
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Alternating Current
�
Audible tone
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Conforms to relevant Australian
standards.
�
Complies with eU directives
�
do not dispose of this product as
unsorted municipal waste.
�
Underwriters laboratories.
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Application around and removal
from hazardous live conductors
is permitted
INTRodUCTIoN
AMpRobe is dedicated to designing, manufacturing and marketing high quality, reliable
instruments for the skilled professional. AMpRobe has a history of providing safe, reliable
equipment to trace energized wires, circuit breakers, tracing deenergized wires, and locating
opens. The AT-1000 Advanced Tracing System combines these features in one versatile tool and is
effective in solving most tracing problems.
The AT-1000 is a troubleshooting tool. An experienced troubleshooter will understand how
the system to be traced works under normal conditions, and be familiar with the types of
malfunctions that can exists. A thorough understanding of “ohms law” is helpful. it is a
good idea to test the circuit for parameters such as Volts, ohms, and Current to determine
whether the circuit is “shorted”, “semi-shorted”, or “open”, before attempting to trace. The
characteristics of these malfunctions will designate which components, and tracing method, will
be most effective in locating these malfunctions.
A thorough understanding of the operation and function of each of the AT-1000 components is
essential. overall, this knowledge could mean the difference between spending several minutes
or several hours on a job. pay special attention to the “Safety precautions and Warnings”.
experiment under known conditions. You will gain the confidence to use it on a daily basis and
solve problems which were previously unsolvable.
SAfETy PRECAUTIoNS ANd WARNINgS
Read this manual in its entirety before proceeding with any testing. 1.