10
Fault Mapper Pro
®
Model CA7027
Upon completion of configuring the instrument, a test screen will appear
displaying the following information:
• Vp Setting
• Impedance setting (Z)
• Range scale 7 meters
• Battery condition indicator
• Distance of cursor
• Cursor
• Output pulse
• Scan mode icon (indicating scan mode selected)
4.5 Backlight
The LCD display is fitted with an electroluminescent backlight to enable
easy viewing under a variety of different lighting conditions. The backlight
is switched on and off with the
button.
4.6
Tone Generator
The Fault Mapper Pro
®
may also be used as a tone generator, to trace
and identify cables and wires. The user will need a cable tone tracer, such
as the AEMC Tone Receiver/Cable Tracer Model TR03 (Cat. #2127.76) or
equivalent.
Pressing the
TDR /
button will inject a warbling (oscillating) tone into the
cable or link under test. When set, the following will be displayed:
* * * * * * * * * * * * * * * * * * *
* * * * * * * * * * * * * * * * * * *
Warble Tone
AEMC Instruments
Fault Mapper Pro
VX.X
The injected signal oscillates between 810 and 1110Hz, six times per
second.
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