Extech Instruments RH520B User Manual page 13

USING THE CLOCK TO SORT THROUGH STORED READINGS
1. Press the TIME button in the Standard View mode
2. Use the ARROW buttons to select the time of day.
3. The temperature and humidity readings for the selected Time will display.
4. Press VIEW to return to the Standard View.
DEW POINT DISPLAY
Press the TEMP and the RH buttons simultaneously to view the Dew Point reading. The DEW
POINT display icon will switch on above the temperature. See the diagram below. Press VIEW to
return to the standard view mode.
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