User manual

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3. Press Enter button and “SURE No” will appear on the screen.
4. Press the  or Rec/ button until the display shows “SURE YES”,
indicating the memory will be cleared.
5. Press Enter button to select the “SURE YES” setting and clear the
memory. Data logging capacity now returns to 18,000 sample points.
Auto Power-Off (APO)/Sleep Mode
The meter’s default mode is to automatically shut off after 20 minutes of
non-use. To disable the auto power-off mode, enter the Setup mode.
1. While in Setup mode, press  or Rec/ button to scroll to the SLP
option screen.
2. Press Enter button to display “On.”
3. Use the  or Rec/ button to toggle between “On” (sleep mode on) or
“Off” (sleep mode off).
4. Press Enter button to store the new setting into memory.
Note: Meter defaults back to “On” once meter is powered off.
Displaying Temperatures
1. Press °C/°F/K button to switch between Celsius (°C), Fahrenheit (°F), and
Kelvin (K) temperature scales.
2. Hold or attach the thermocouple(s) to the measurement location. The
temperature reading appears in the primary display.
Note: The display shows "- - - -" when a thermocouple is not connected.
The display shows “OL” (overload) when the temperature being measured
is outside the thermocouple’s valid range.
Hold Function
1. Press HOLD button to freeze the readings on the display. The screen
shows the HOLD icon.
2. Use the DIF/T1–T2–T3 button to toggle between showing the T1 (type K),
T2 (type K), T3 (infrared), and T1–T2, T1–T3, T2–T3 (temperature differ-
entials) measurement in the primary, secondary, or tertiary display.
3. Press HOLD button again to turn off the HOLD function and resume
measuring.
MAX, MIN, and AVG Function
1. Press MAX/MIN button to step through the maximum (MAX), minimum
(MIN), and average (AVG) readings. The elapsed time since entering
Max/Min/Avg mode, or the time at which the minimum or maximum
occurred, appears on the screen.
2. Press and hold the MAX/MIN button for three seconds to exit the
Max/Min/Avg mode and return to normal operation.