Xylem YSI Alyza IQ NH4, Руководство по эксплуатации

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Alyza IQ NH4 Maintenance and cleaning
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5.6 Changing the measuring range
During the initial installation you have configured the Alyza IQ for measurements
in a small (MR1) or large measuring range (MR2).
You can change the measuring range at any time. Changing the measuring
range is done by a guided exchange of all reagents and, if necessary, the stan-
dards.
The guided exchange of the measuring range is started in the Alyza menu / tab
Wartung / Wartung Messeinheit / Umstellen des Messbereichs vorbereiten .
You are guided through the exchange of the ChemBags for reagents and stan-
dards, just like when you are exchanging the ChemBags (see section 5.5 Install-
ing / exchanging the ChemBags, MPV, tubes,
 106).
5.7 Cleaning the sample filtration and sample feed
5.7.1 Mechanical cleaning of the filter plate
The time when to clean the filter plate can be determined empirically based on
the negative pressure display on the filtration pump.
 A pulsing negative pressure manometer suggests a normal operating condi-
45 Carry out the
Messung vorbereiten function.
The temperature control of the Alyza IQ is started.
Wait for the temperature of the Alyza IQ to be regulated (display in the
tab
Status )
.
46 Fill the tubes (Alyza menu / tab
Wartung / Manuelle Funktionen /
Sys-
tem befüllen or Befüllen (einzeln)
)
47 Calibrate the measuring system with the new replacement parts
(Alyza menu / tab
Wartung / Manuelle Funktionen /
Kalibrieren (2-
Punkt)
)
48 Carry out the
Alyza IQ STARTEN
function. Measurement is started and
the measured value is displayed in the measured value display after
approx. 10 minutes.
49 Carry out the
Wartungszustand ausschalten function.
Cleaning of the filter module, see the following documents:
 Mounting instructions for the filter module (FM/PC)
 Alyza IQ - short instructions for cleaning the filter membrane
module (included in the scope of delivery of the Alyza IQ )