Using Hold With Min Max Or Fast Mn Mx; Using Relative Mode (Rel) - Fluke 187 User Manual

Model 187 & 189
Users Manual

Using HOLD with MIN MAX or FAST MN MX

You can enable the HOLD mode when in the MIN MAX
mode is by pressing
No further minimum, maximum, or average updates occur
while the HOLD mode is enabled.
Exit HOLD mode by pressing

Using Relative Mode (REL)

Selecting Relative mode (
the display and store the present reading as a reference
for subsequent measurements.
Press once to select the Relative Mode. (The
meter enters manual range when you enter the
Relative Mode.)
The reference appears in the secondary display. The
difference between the reference and a new
measurement appears in the primary display. See
Figure 2-8.
2-22
.
a second time.
) causes the meter to zero
Press a second time to enter the REL% mode
and display the difference as
reading.
In REL%, % appears on the display.
Press a third time to exit the Relative Mode.
Figure 2-8. Relative Mode
10 % of the reference
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