U1273A/U1273AX User's Guide
Table 2-10 Threshold resistance values (continued)
Measuring range
3.0000 MΩ
30.000 MΩ
300.00 MΩ
The beeper will sound as a continuity indication. Press
to switch between normal open (
contacts.
• Normal open: Circuit is normally open, the beeper will
sound when a short is detected.
• Normal closed: Circuit is normally closed, the beeper will
sound when an open is detected.
Circuit open.
Short detected, beeper sounds.
Figure 2-13 Continuity operation
Making Measurements
Testing for Continuity
Threshold resistance
<120 ± 60 kΩ
<120 ± 60 kΩ
<120 ± 60 kΩ
) and normal close (
Press
to enable the
continuity test function.
Press
Dual
to switch between the
Exit
normal open and normal closed
states.
Open detected, beeper sounds.
Start to capture
Circuit complete.
2
Dual
Exit
)
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