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©2018, Industrial Test Systems, Inc. Printed in USA
PARAMETER SETTINGS
Symbol
Parameter Setting
Contents
Code
Factory
Default
P1
Select pH buffer standards USA - NIST USA
P2
Select automatic lock Off - On Off
P3
Select backlight Off - 1 - On 1 (auto)
P4
Temperature
compensation factor
0.00 - 4.00% 2.00%
P5
TDS factor 0.40 - 1.00 0.71
P6
Salinity unit ppt - g/L ppt
P7
Select temperature unit °C - °F °F
P8
Back to factory default No - Yes No
When pH
+
meter is turned off, press and hold button to
enter Parameter Setting. Then, press to cycle through
P1-P2…P8. Press , parameter starts to fl ash. Press to
choose parameter. Next, press to confi rm. Lastly, press
and hold to turn off meter.
P1 Select standard pH buffer solution: There are two options for
standard buffer solutions, the USA series or the NIST series. Refer
to following chart:
Icons
pH Standard Buffer
Solution Series
USA Series
(pH)
NIST Series
(pH)
Three-point
Calibration
1.68 and 4.00 1.68 and 4.01
7.00 6.86
10.01 and
12.45
9.18 and 12.45
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