Using hold with min max or fast mn mx, Using relative mode (rel) – Fluke 189 User Manual

Page 36

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Model 187 & 189
Users Manual

2-22

Using HOLD with MIN MAX or FAST MN MX

You can enable the HOLD mode when in the MIN MAX
mode is by pressing

Q

.

No further minimum, maximum, or average updates occur
while the HOLD mode is enabled.

Exit HOLD mode by pressing

Q

a second time.

Using Relative Mode (REL)

Selecting Relative mode (

D

) causes the meter to zero

the display and store the present reading as a reference
for subsequent measurements.

Press

D

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.

Press

D

a second time to enter the REL% mode

and display the difference as

±

10 % of the reference

reading.

In REL%,

e

% appears on the display.

Press

D

a third time to exit the Relative Mode.

tc039f.eps

Figure 2-8. Relative Mode

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