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Models 110, 111 & 112
Users Manual
8
Testing Diodes
Forward Bias
Single Beep
Reverse Bias
Good Diode Good Diode
Shorted
and
Bad Diode
Open
Bad Diode
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Measuring AC or DC Current (Models 111 and 112)
Warning
To avoid personal injury or damage to the Meter:
• Never attempt to make an in-circuit current measure-
ment when the open-circuit potential to earth is
> 600 V.
• Check the Meter's fuse before testing. (See “Testing
the Fuse”)
• Use the proper terminals, switch position, and range
for your measurement.
• Never place the probes in parallel with a circuit or
component when the leads are plugged into the
current terminals.
Turn power OFF, break circuit, insert Meter in series, turn
power on.
A
A
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