Evoqua WALLACE & TIERNAN MFC, Инструкция по эксплуатации

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156
WT.050.580.000.DE.IM.0714
Operation
MFC
5.
Zero point calibration for ozone,
chloride oxide, Cl
2
free (M)
Zero point calibration using 2-point calibration
1 Starting from the basic display, select the "Calibration" menu.
2 Select the measurement to be calibrated from the menu, e.g.
Cl
2
free (M).
3 Select the "zero span" parameter.
4 Run disinfectant-free or reduced water through the flow-
through adapter (e.g. by switching off or reducing the dosing
system).
5 Allow for the process delay by waiting until the measured
value on the display no longer changes.
In disinfectant-reduced water, extract a specimen of the
sample water and run a comparative measurement.
6 Press "Enter" to set the display to zero.
7 A determined DPD value can be entered using the arrow keys
instead of the zero point (e.g. reduced dosing system).
8 Save the value by pressing "Enter".
DPD calibration using 1-point
and 2-point calibration for O
3
,
ClO
2
and Cl
2
1 Extract specimen of sample water.
2 Determine the disinfectant content with a comparative device
(e.g. photometer).
3 Starting from the basic display in the main menu, select the
"Calibration" menu.
4 Select the measurement you wish to calibrate from the menu.
5 Select the "Cal. Span" parameter.
6 Use the arrow keys to enter the determined value.
7 Save the value by pressing "Enter".
This concludes the calibration for O
3
, ClO
2
or Cl
2
free.