Specifications

29
MODEL 30 pH/DO SECTION 5.0
PROGRAMMING THE ANALYZER
5.11 SELECTING A DEFAULT SCREEN, LANGUAGE, AND SCREEN CONTRAST
5.11.1 Purpose
This section describes how to do the following:
1. set a default display screen
The default display screen is the screen shown during normal operation. The Model 30 allows the user to
choose from a large number of screens. Which screens are available depends on how the analyzer was
configured. The following is an explanation of the abbreviations used in the screens.
In the display:
i. The units attached to the reading make clear what is being displayed, dissolved oxygen or pH. The units
for dissolved oxygen are ppm (mg/L) or ppb (ug/L) as O
2
.
ii. S2 means sensor 2. S2 appears if the user has chosen to display data only from sensor 2 (pH).
iii. G is the impedance of the glass pH electrode.
2. select a language
3. change the screen contrast
5.10 RESETTING FACTORY CALIBRATION AND FACTORY DEFAULT SETTINGS
5.10.1 Purpose.
This section describes how to re-install factory calibration and default values.The process also clears all fault mes-
sages and returns the display to the first quick start screen.
5.10.2. Procedure.
To choose a menu item, move the cursor to the item and press ENTER.
To store a number or setting, press ENTER.
1. Press MENU. The main menu screen appears. Choose Program.
2. Choose >>.
3. Choose >>.
4. Choose ResetAnalyzer.
5.
Choose Yes or No. If Yes is selected, previous settings are cleared and
the Quick Start Menu appears.
Noise Rejection
ResetAnalyzer >>
Load factory
settings?
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No
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Alarms
Measurement >>
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Security
#Sensors >>
Calibrate Hold
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Display