Measurement With External Probe - Ht Instruments Hta107 Bedienungsanleitung

5.2.2. Measurement with external probe

Do not carry out any measurements in case gas, explosive materials or
flammables are present, or in dusty environments. Do not expose the in-built
sensor to mechanical shocks.
1. Switch on the instrument using key ON/OFF.
2. Use keys  or  to select the measuring unit for temperature (see § 4.3.3).
3. Press key MOI until
Fig. 9: Use for measuring moisture with contact by means of the external probe.
4. Insert the provided external probe into the input connector on the side of the instrument
–
(see Fig. 1 part 14).
'
5. Rest the probe
value of relative humidity is shown on the main display. The value of air temperature is
shown on the secondary display.
6. Set possible alarm conditions on measurement (see § 4.3.10).
7. Wait for a steady result on the display and press key MEM/ALM to save the measured
result in the instrument
" MOIST REL EXT
s terminals on the surface of the item to be measured (see Fig. 9).. The
' s internal memory (see § 4.3.9).
CAUTION
" is shown at the top of the display.
EN – 12
HTA107