Sper Scientific 850038 Pure Water Meter - Manual (Page 7)

7. SET + :
When the meter is off, pressing these
two keys simultaneously for more than
one second disables auto-off mode.
6
MI/MX/AV key:
In normal and recall mode, press this
key to view Max./Min./Avg. readings.
In normal mode, press key > 2 sec. to
clear the value. The entire LCD will
flash for 2 seconds.
In setting mode, press this key to
enter content setting.
Y-M-D
o
C
CON
uS
Press HLD+ENTER for the backlight.
The backlight will turn off automatically
after 10 seconds.
Fig. C
REC
6-1.
AUTO POWER OFF
The meter will auto-powered off in
20 minutes after last key press.
This function saves battery power.
To override this function, press POWER
and UP keys at the same time until "n"
is
displayed. Release the keys and
meter will enter
normal mode.