HT Instruments HTA103 Bedienungsanleitung Seite 22

5. OPERATING INSTRUCTIONS
5.1. TEMPERATURE MEASUREMENT
Maximum input voltage is 24V AC or 60V DC. Do not attempt to apply any
voltage exceeding the limits indicated in this manual to avoid electrical
shock hazard or damage the instrument.
1. Turn on the instrument pushing the ON/OFF key. If no probe is connected to the
instrument, the "- - - -" symbol is displayed on both displays.
2. Select the type of probe (see § 4.3.3) and the measurement unit (see § 4.3.2)
3. Insert the probe connectors on input terminals keeping to the right polarity (+) and (-)
(see Fig. 1 – part 1) shown on the instrument and on the probe connector
4. The real time value of the temperature is shown on the main display (see Fig. 5)
Fig. 5: Use of the instrument for temperature measurement
5. Press HOLD/ENTER key to freeze the displayed result (see § 4.3.5)
6. Press the MAX or MIN keys to read the Maximum or Minimum values on secondary
display
7. Switch off the instrument after measurement.
CAUTION
EN – 7
HTA103