Amprobe THWD-10, User Manual, Page: 13 / 21

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the current readings:
MAX: The highest measurement recorded.
MIN: The lowest measurement recorded.
MAX-MIN: The difference of the highest and the
lowest measurement.
AVG: The average values of the measurements.
Press “ MIN/MAX ” key over two seconds to exit the
function. In this mode, press “ HOLD ” key to stop
recording, all values are frozen, press “ HOLD ” key again
to restart recording. In this mode, the APO function and
other keys are disabled, excluding “
HOLD ” and Back-
light keys. Press and hold down the “ MAX/MIN ” key for
more than 2 seconds to exit the MAX/MIN function.
“HOLD” Button
Press the “ HOLD ” key to enter the data hold mode, the
“ HOLD ” annunciator is displayed at the center-left of
display. When data hold mode is selected, the meter held
the present readings and stops all further measurements.
Press the “
HOLD ” key again to cancel data hold mode,
causing meter to resume taking measurements.
“WB/DP” Button
In the NTC data Mode, the Meter displays ambient
temperature when first turned on. To display wet
bulb(WB) temperature, press “
WB/DP ” key once.
Press the “ WB/DP ” again to switch to dew point(DP)
temperature. Press “ WB/DP ” a third time returns the
Meter to ambient temperature.
“K/NTC/K-DP” Button
Press the “ K/NTC/K-DP ” key, the meter can cycle through
“ K-TYPE ”, “ NTC ”, “ KDP ”.
*K-DP = K-TYPE temperature minutes Dew point
temperature.