Model WQC-30 3. Name and Function of Each Part
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3. Name and Function of Each Part
(1) Instrument unit and control panel
<Front> <Back>
Up key
Down key
Power switch
Sensor key
Menu key
Enter / hold key Clear key
Data in / left arrow key
Data out / right arrow key
Connector for
sensor
connection
Display
section
Control panel
Battery
cover
AC adapter
cover
I/O cover
Name of each part of the instrument unit
Control panel key types and functions
Key type
(notation in the manual)
Function
Power switch ( )
• Press for 2 seconds or more to switch the power (ON/OFF).
• Pressing for less than about 2 seconds returns directly to the
[Measurement Screen] from all other screens.
Sensor key ( )
• pH measurement screen: Press for about 2 seconds or more to perform
pH calibration.
• Turbidity measurement screen: Press for about 2 seconds or more to
perform one touch zero calibration.
• Electrical conductivity measurement screen: Pressing for less than about
2 seconds switches the measurement range.
Press for about 2 seconds or more to switch to auto range.
• Dissolved oxygen measurement screen: Press for about 2 seconds or
more to perform dissolved oxygen calibration.
(Continues)
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