HT instruments HT2234N - Manual (Page 9)

HT2234N
EN - 8
5.3. SPEED MEASURES ON SURFACES (m/min, ft/min, yd/min)
1. Attach the mechanical adaptor to the unit and fasten the screw.
2. Press ON/OFF key to turn ON the meter.
3. Press UNIT key to select the desired m/min, ft/min or yd/min unit .
4. Place the mechanical adaptor in contact with the surface on test, like is shown on Fig.
4:
HT2234N
START
HOLD ON/OFF
Fig. 4: speed measure on surfaces
5. Press START key once to enable measure.
symbol is shown at display.
6. Press START key again to stop measure. "H” symbol is shown at display.
7. The result of test and his duration is shown at display.