Hanna Instruments ph 301 사용자 설명서
79
78
• "
P6.
" will be displayed on the
secondary LCD.
• To set the upper limit (choice #2), press 2
followed by ENTER. "
P6.2
" will be dis-
played on the secondary LCD with "
0
" on
the primary one.
• Enter the desired number followed by EN-
TER. E.g. upper limit pH 7.50.
The printer will print the value.
To stop the beeper from sound-
ing when the limit is exceeded,
press 3.
ing when the limit is exceeded,
press 3.
2
ENTER/
7
.
5
ENTER/
PROGRAM 6
1 set lower limit
2 set upper limit
3 clear alarm
lower limit
6.50
upper limit
7.50
3
• To set the lower limit (choice #1), press 1
followed by ENTER. "
P6.1
" will be dis-
played on the secondary LCD with "
0
" on
the primary one.
• Enter the desired number followed by EN-
TER. E.g. lower limit pH 6.50 (supposed
that the meter is in pH mode).
that the meter is in pH mode).
Note: the value will automatically be pH or
mV depending on the selected mea-
surement range.
surement range.
The printer will print the value.
PROGRAM 6
1 set lower limit
2 set upper limit
3 clear alarm
ENTER/
6
.
5
ENTER/
PROGRAM 6
1 set lower limit
2 set upper limit
3 clear alarm
lower limit
6.50
1