Set-Up And Operation; Pushbuttons/Operation - RIDGID micro HM-100 Manual Del Usuario

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Set-Up and Operation

Set up and operate the micro HM-100 Temperature Humidity Meter according to
these procedures to reduce the risk of injury and prevent tool damage.
1. Check for an appropriate work area for as indicated in the Safety section.
2. Inspect the work to be done and confirm that you have correct equipment for the ap-
plication. See the Specifications section for range, accuracy and other information.
3. Make sure all equipment being used has been properly inspected.
4. Allow the meter readings to stabilize. When moving from one extreme temperature/
humidity condition to another, allow time for the meter to stabilize.
5. If "OL" appears in the display during measurement, the value exceeds the range you
have selected. Do not continue measurement, change to a higher range equipment.
6. Always switch OFF the meter when not in use. The meter will automatically shut OFF if
not used for 15 minutes.

Pushbuttons/Operation

ON/OFF Button
Press the ON/OFF button to turn the unit on and off.
°F, °C, WBT, Dew Point Button
Press the °F, °C, WBT, Dew Point Button to select the select
Normal Temperature, Wet Bulb Temperature and Dew Point
temperature in °F and °C values.
Dew Point Measurement: To select the Dew Point measure-
ment, press the °F, °C, WBT, Dew Point Button until Dew Point (°F or °C) appears in the lower
right. Dew Point temperature reading is measured and displayed on screen.
Wet Bulb Measurement: To select the Wet Bulb measurement, press the °F, °C, WBT, Dew
Point Button until Wet Bulb (°F or °C) appears in the lower right. Wet Bulb temperature mea-
sured and displayed.
Temperature Measurement: To select the temperature measurement, press the °F, °C, WBT,
Dew Point Button until °C or °F appears in the lower right. The normal temperature reading
is displayed on screen.
MAX/MIN Button
The MAX/MIN button is used to measure only the highest and lowest readings of humidity
and selected parameter.
1. Press the MAX/MIN button once, MAX appears in the display. The meter only displays
the highest humidity reading and the maximum reading of the selected parameter in
the display screen.
2. Press the MAX/MIN button again, and MIN appears in the display. The meter now
displays only the lowest humidity reading and the minimum reading of the selected
parameter in the display screen.
3. To exit the MAX/MIN mode, press and hold the button for 2 seconds.
Data Hold/Backlight Button
Press the Data Hold/Backlight Button to freeze the meter readings; HOLD appears in the
screen with the value. Press the button again to exit the HOLD mode.
Press and hold the Data Hold/ Backlight Button for 2 seconds to turn ON or OFF the backlight.
8
micro HM-100 Temperature Humidity Meter
MAX
MIN
H
WARNING
Figure 6 – Meter Readings