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4.7
Parameter Setting
Table-9
Symbol
Parameter setting content
Parameter
Factory default setting
P1
Select electrode constant
0.1, 1.0, 10
1.0
P2
Select reference temperature
15 - 30
℃
25
℃
P3
Adjust temperature compensation
coefficient
0.00 - 9.99%
2.00%
P4
Adjust TDS Factor
0.40 – 1.00
0.71
P5
Select temperature unit
℃
-
℉
℃
P6
Clear stored data
No – Yes
No
P7
Restore to factory default
No – Yes
No
4.7.1 How to do the parameter setting:
In measurement mode, long press
to enter parameter setting P1. Then press
or
to
change menu from P1 to P2…P7. For details, please see Table-10.
Table-10 pH Parameter Setting
P1
— Select electrode’s constant
（
1.0—10.0—0.1
）
1. Long press
to enter P1
2. Press
, “1.0” flashes, press
to choose 1.0→10.0→0.1; press
to confirm
3. Press
to enter P2 or press
to return to measurement mode.
P2
—Select reference temperature
(25.0
℃
—18.0
℃
—
20.0
℃
)
1. Press
, “25.0
℃
” flashes, press
or
to adjust temp. from 15
℃
to
30
℃
; press to confirm.
2. Press
to enter P3 or press
to return to measurement mode.
P3
—Adjust temp. compensation coefficient
(0.00-9.99%)
1. Press
, “2.00” flashes, press
or
to adjust from 0.00-9.99; press
to confirm.
2. Press
to enter P4 or press
to return to measurement mode.
