2 Making Measurements  
Testing for Continuity
42 U1231A/U1232A/U1233A User’s Guide
Figure 2-10 Continuity test flow
Open continuity is disabled by default
The open continuity test option must be enabled in the Setup menu before 
it can be selected via the   key. See “Enable open continuity test by 
default” on page 99 to learn more.
the open continuity test
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Press to switch to
the short continuity test
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Press to switch to
the resistance measurement
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Short detected, 
beeper sounds
Open detected, 
beeper sounds
Circuit open
Circuit 
complete