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SECTION 3 INSTRUMENT OPERATION
3.1 Setup Menu
The sension
™
1 Portable pH meter has a setup menu that allows
the analyst to choose options for connector choice, display lock,
temperature units, automatic buffer recognition of pH 6.86 or 7.0,
and the display resolution.
To access the Setup menu, press the
SETUP key. The arrow icons
will be displayed, indicating that additional options are available
within the menu. Press the up or down arrow key to scroll to the
desired option, then press
ENTER. Table 3 describes these options.
3.1.1 Choosing the Probe Connector
This setup ensures the potential from the appropriate electrode is
detected by the meter. Connect only one electrode to the meter.
1. From the reading mode, press
SETUP.
2. The
Setup icon and the number 1 (flashing) will be displayed.
Change the connector choice by pressing
ENTER; this toggles
the selection between
BNC and 5 pin.
3. When the desired option is selected, press
EXIT to return to
the reading mode.
Table 3 Setup Options
Setup
Number
Option Description
1 Use BNC or 5-pin connector
2 Display lock (On or Off)
3 Temperature units (°C or °F)
4 Measurement resolution (0.0, 0.00, or 0.000)
5 Automatic buffer recognition (pH 7.00 or 6.86)
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