Hach Lange ORBISPHERE 3100, Руководство пользователя

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User Interface
4.4 Measurement
4.4.1 Measurement mode
Two measurement modes are available:
• Continuous mode
• Sample mode
Continuous mode is typically used for process measurement, whereas sample mode is aimed at
laboratory measurements of small volume individual samples such as cans, bottles, etc.
Continuous mode cycle
• Measurements are taken and refreshed on the display every 5 seconds
• The measurement data is stored in the measurement file at the user defined storage interval
(defined in
Advanced settings on page 32 )
Sample mode cycle
• Measurements are taken and refreshed on the display every 5 seconds once the Start/Stop
measurements button is pressed
• Measurements are stopped if:
• The timeout is exceeded (2 minutes)
• The Start/Stop measurements button is pressed
• The measurement is stable
• When the measurement process is stopped, the screen displays the final measurement
value alternating with a
Measurement stopped message. The final measurement value is
then stored in the measurement file
4.4.2 Measurement file
The measurement file is configured from the Main Menu (see Advanced settings on page 32 ).
Supervisor access is required for this.
Two storage modes are available:
• Rolling buffer - When the file is full, the latest measurement set replaces the oldest one
continuously (first-in, first-out)
• Store once - When the file is full (5,760 positions), the recording of measurement stops