Amprobe AM-250 Digital-Multimeter User Manual
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Temperature function
Be sure to insert the banana plug type-K temperature bead probe Bkp60
(Optional purchase) with correct polarities. Defaults at degree C (Celsius).
Press SELECT button momentarily to select degree F (Fahrenheit). You can also
use a plug adapter (Optional purchase) with banana pins to type-K socket to
adapt other type-K standard mini plug temperature probes (refer to www.
amprobe.com).
Relative zero mode
Relative zero
mode allows the user to offset the meter consecutive
measurements with the displaying reading as the reference value. The display
will now show readings relative to the stored reference value. That is, display
= reading - stored value. Press the
button momentarily to activate or to exit
relative zero mode.
Backlighted display
Press the SELECT button for 1 second or more to turn on or off the display
backlight function.