ST-141/ST-141D
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4
6. Press
to select the measurement unit.
Every time when
is pressed, the
measurement condition is switched.
7. Read the measured value displayed on the
LCD.
8. Press
for more than 1 second to turn on
the LED working light as auxiliary lighting;
quickly press
to disable this function.
5.1 Turn on the backlight
In boot state, press
to light on the backlight;
press
again to turn off the backlight function.
＊
The backlight will auto turn off after it is lighted on
for 15 seconds.
＊
If the meter is connected with an external power
supply, the backlight will turn on automatically.
5.2 Manual recording for each single data
file
Press
to save one data file, then LCD will
display the "REC" sign and its final file number, for
example: 0001. Every time when the button is
pressed, the file number is plus 1.
5.3 Record for a long time
Press
to start for a long time recording; at the
moment, LCD will display the "REC" sign and
disable the automatic shutdown function. Press
for more than 1 second to cancel the long time
recording. For the sampling time, please read the
step 2 in the section 5.10 function settings.
