Robot Building for Beginners, Third Edition

CHAPTER 8 ■ CLIPS AND TEST LEADS

If you don’t have a continuity feature, the meter should display 0L or ∞ (infinity) or some very large
number in the megohm (M) range.
Since the probe tips aren’t touching each other, this connection is “open.”

Testing a Shorted Connection

5. Touch the probe tips together (see Figure 8-9).

Figure 8-8. Multimeter displays open (no connection) and very high resistance

Figure 8-9. Touching the probe tips together to make an electrical connection

Figure 8-10. Multimeter displays short (connection) and almost zero resistance