ATP Electronics ET-933, Руководство пользователя

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(4) FAST/SLOW selection
With the meter powered on; press the “ ” button to select
FAST or SLOW measurement mode.
FAST: Fast sampling time measurement, 1 time per 125ms.
SLOW: Slow sampling time measurement, 1 time per
second.
(5) MAX/MIN
With the meter powered on, press and hold the " "
button for 3 seconds to enter MAX measurement. After 3
seconds, release the button while the flashing ‘MAX’ icon
appears on the LCD. The maximum measured value will be
displayed. Press the button again to alternate back and forth
between ‘MIN’ and ‘MAX’ modes. Press and hold the button
for 3 seconds to exit MAX/MIN measurement mode.