General-tools-and-instruments DCFM8906 v.1 Uživatelský manuál stáhnout pdf (Strana 15)

Once the lower display resumes showing temperature and

the Hold indication disappears, make and store another air

speed measurement at a second point by pressing the HOLD

and MIN/MAX buttons in order again. This will sound the

beeper and briefly replace the temperature reading in the

lower display by the number 2.

Repeat the above two-step sequence up to six more times to

make and store up to eight measurements at eight different

points. When you are finished, press the AVERAGE MULTI-

POINT button to display the average of the measurements on

the upper readout and the number of points sampled on the

lower readout (Fig. 6).

Fig. 6. A display indicating that the average air speed

measured at four different points was 103 ft/m

Displays with the AVG indication remain on-screen until you

clear them, unlike the brief displays created during multi-

point measurement storage. To return the meter to its

default operating mode—displaying real-time air speed

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General-tools-and-instruments DCFM8906 v.1 Uživatelský manuál Strana 15