Evoqua WALLACE & TIERNAN SFC, Original Instruction Manual

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114
WT.050.590.000.DE.IM.0719
Functions
SFC
4.
4.17 SD memory card
Warning!
Only insert/remove the SD memory card when the power supply to
the system is off!
The SFC can be equipped with an SD memory card for saving or
copying unit configurations (see 4.18 “Unit configuration”) and for
recording measured data. Every minute, all measured values,
such as the main measurement (e.g. Cl
2
, pH, etc.), flow rate,
external setpoint or dosing factor, actuating variable Yout and
temperature, along with the date and time, are saved on this card.
The data are stored in files every month and have the following
format:
Please note
The SFC only supports SD memory cards with a maximum
capacity of 2 GB.
The SD memory card is installed inside the SFC. In order to
remove or replace the SD memory card, the cover of the SFC must
be opened.
Example
The data can be further processed using any text editor or table
processing program, such as EXCEL. The SD memory cards can
be read-out and the data copied by any standard card reading
device or PC.
Example of a file section
D200711.DAT
Year 2007 Month 11 (November)
Date MW-mg/l Wq Wext./DF Yout Temperature
2008-01-01 00:01 0.21 20.1 0.0 10.1 19.1
2008-01-01 00:02 0.21 20.1 0.0 10.1 19.1
2008-01-01 00:03 0.22 20.0 0.0 10.1 19.1
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