Fluke 421D, Руководство пользователя

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421D
Users Manual
14

Press this button ( short press) to take the next
measurement from the front edge

.
After a measurement the reference returns automatically
to the default setting (rear reference). See figure {
H }.
1
2
Measure
Min Max
H

Press this button ( long press) to set the reference to
the front. Does not return to default (rear) reference.

Press this button, the rear reference is set again.
Measuring
Single distance measurement

Press to activate the laser. Press again to trigger
the distance measurement.
The result is displayed immediately.
Minimum/maximum measurement
This function allows the user to measure the minimum or
maximum distance from a fixed measuring point. It can
also be used as to determine spacings. See figure {
I }.
Min. Max.
I
It is commonly used to measure room diagonals
(maximum values) or horizontal distances (minimum
values).

Press and hold down this button until you hear a
beep. Then slowly sweep the laser back and forth and up
and down over the desired target point - (for example,
into the corner of a room).