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When the resistance is less than 100Ω it will be indicated by a con-
tinuous beeper.
If an open circuit has been detected the display will read:
Resistance Measurements
Set the switch to the Ω position.
Connect the red lead in the +earth position and the black lead in the
middle jack position.
The instrument has a measurement range of 0.1 to 200Ω
Connect the leads to the device under test.
If an open circuit has been detected the display will read:
Megohmmeter Models 1020 and 1025
HOLD
MΩ
~
V
/Ω
AC
- Line
HOLD
Ω
+ Earth
Ω
Figure 13
Figure 14
Figure 15
17
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