Fluke 87 III User Manual
Page 14
80 Series III
Users Manual
6
Table 4. Pushbuttons
Button
Function
Button Function
Page
U
(Blue
button)
ReE
mA/A,
µ
A
Power-up
Selects capacitance.
Switches between dc and ac current.
Disables automatic power-off feature.
M
Any switch
position
Power-up
Starts recording of minimum and maximum values. Steps the display through
MIN, MAX, AVG (average), and present readings.
Enables high-accuracy 1-second response time for MIN MAX recording.
K
Any switch
position
Switches between the ranges available for the selected function. To return to
autoranging, hold the button down for 1 second.
Manually selecting a range causes the meter to exit the Touch Hold®, MIN
MAX, and REL (relative) modes.
See ranges in
specifications.
Power-up
For servicing purposes only.
NA
I
Any switch
position
MIN MAX
recording
Frequency
counter
Touch Hold captures the present reading on the display. When a new, stable
reading is detected, the meter beeps and displays the new reading.
Stops and starts recording without erasing recorded values.
Stops and starts the frequency counter.