Ht-instruments HT2234N Manuel d'utilisateur télécharger pdf (Page 5)

HT2234N

EN - 4

4. INSTRUMENT DESCRIPTION

4.1. FRONT PANEL

HT2234N

LEGEND:

1. Reflecting tape.

2. Reflecting signal light beam.

3. Emitting / Receiving units.

4. UNIT key.

5. FUNCTION key.

6. START / STOP / HOLD key.

7. MAX/MIN/AVE symbols.

8. Low battery indication.

9. Start measure symbol.

10. Results display (bottom) and clock

display (top) for Hours:Minutes.

11. Emitting signal light beam.

Fig. 1: front panel

4.2. KEYS DESCRIPTION

• UNIT key

Press ciclycally UNIT key to select the followed units:

RPM: speed measure without contact

RPM /: speed measure with contact

m/min: meter/minute

ft/min: feet/minute

yd/min: yards/minute

R/S: frequency (Hz)

NO.: events counter with external or internal light source

1 2 3 4 5 6 7 8 9 10 ... 13 14

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Ht-instruments HT2234N Manuel d'utilisateur Page 5