General-tools-and-instruments DCFM8901 Manuel d'utilisateur télécharger pdf (Page 4)

1.ON/OFF. Power on or off .

2.HOLD SET/SAVE. Freezs the reading.

Adjust the digit to the value needed.

3.SEL/AVG ,NXT DGT-> MULTI-P.

AVERAGE . Display the average of

all the measurements. Select the next

digit for editing.

4.MN/MX REC SINGLE-P

View the minimum or maximum ,

average or record value .

5.MODE :

VELOCITY .Air Velocity in FPM .

FREE AREA. Enter area value .

VOLUME. Air Volume mode.

BUTTON / DISPLAY

FRONT PANEL DESCRIPTION

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