Cleaning Process - Hach PHOSPHAX sc Manual De Instrucciones

5.2 Sensor setup menu (fortgesetzt)
Maintenance (continued)
Piston pump
Reagent pump
Pre-pumping
Pre-pumping all
Pre-pump reagent
Pre-pump cleaning
solution
Pre-pumping filtration
probe
Pre-pumping sample
Cleaning filter modules
New filtration probe
module
Pump membrane
Compressor
Cleaning
Flushing
Reset error
Update filtration probe
Fieldbus
Option
Validation

5.3 Cleaning process

English
Days left until the next pump piston and cylinder replacement (PHOSPHAX piston pump),
reset after replacement of the pump
Number of pump strokes performed by the reagent metering pump, reset after replacement of
the pump.
All liquids are pre-pumped in succession.
The reagent is pre-pumped.
The cleaning solution is pre-pumped.
Only if filtration probe is registered: The filtration probe and modules are bled and
pre-pumped.
Only if filtration probe is registered: sample is pumped from the filtration probe for 1 minute
Menu-based process for cleaning the filter modules, automatically resetting the maintenance
counter. With filtration probe.
Only if filtration probe is registered: last filter module replacement.
Only if filtration probe is registered: date of the last pump membrane replacement (filtration
probe sample pump).
Only if filtration probe is registered: days left until the replacement of the air compressor.
Trigger an automatic cleaning, then start measurement
Pumps all liquids in succession. Put all tubings that go to reagents, standards and cleaning
solutions into deionised water and start FLUSHING prior to taking instrument out of operation
Reset all error messages
Enables the filtration probe software to be updated.
ENABLED/DISABLED: Enable external control of instrument by fieldbus.
When instrument is put into SERVICE MODE by menu, the fieldbus control is temporarily
disabled.
Sets the instrument to filter-probe/ 1channel/ 2channel mode. Switching the options needs
modification of hardware!
Menu based process to measure external samples. When "Modification required" is
displayed: Disconnect sample tubing from overflow vessel, plug overflow vessel and put
sample tubing into external sample. After process: Unplug overflow vessel and reconnect
sample tube.
Note: Make sure that the cleaning solution is available that the instrument
can work properly.
1. To configure an automatical cleaning interval select
Settings>Cleaning>Interval.
OR
1. To start a manual cleaning cycle select Maintenance>Cleaning.
Note: Press Start to confirm and start the cleaning process.
A cleaning cycle may take up to 10 minutes and then the
instrument returns automatically to the measuring mode.
Operation
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