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6 Commissioning
!
68
Analog input
Menu structure:
Fig. 16:
Analog input menu structure
Signal
Enter the output signal of the connected device: 0-20 mA, 4-20 mA
Units
Enter the SI unit of the analog signal.
Dec. point
Enter the number of decimal places of the analog signal.
Range
Enter the maximum measuring range.
6.4.2
Configuring the internal datalogger
The Liquiport 2000 sampler has an internal data logger (378 kByte RAM ring memory) in which
the following measured values are stored:
– Analog signal (e.g. flow signal)
– Sampling report (sample volume, bottle filling time, events...)
The minimum scan rate of the internal datalogger is 1 second for the analog signal. You can read off
the contents of the internal datalogger to a PC via the RS232 interface using the PC operating soft-
®
ware ReadWin
2000
( → Section 5.5).
Menu structure:
Fig. 17:
Configuring the internal datalogger
The internal datalogger is activated and configured as follows:
1.
Under SET
BASIC SETTINGS, select the item "MEMORY INTERVAL".
2.
Set the scan rate for the analog signal. The capacity of the memory is then displayed automat-
ically in the display. The signals are not recorded at a scan rate of 0000 seconds (factory set-
ting). Pressing the AUT key activates the internal datalogger.
Note!
Pressing the AUT key irreversibly deletes all the data saved to the internal datalogger up to that
point.
Liquiport 2000 Ex
Endress+Hauser
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