Hach POLYMETRON 8810 ISE Basishandbuch Seite 25

1. Select SEQUENCE with the scrolling keys and press Enter. Use the scrolling keys to select the
required mode.
Option Description
FIX TIME A fixed interval between measurements. The interval is defined in
(TIMING option)
LOOP Continuous measurement. No further input is required.
2. If FIX TIME is selected:
Option
Inj. Time PX: YYs
Test analyzer and accessories (SERVICE option)
Check various physical options (e.g. pumps) are working correctly. The option to view the version
number of the latest installed software is also available from the list.
1. Select SERVICE with the scrolling keys and press Enter.
2. Select the option to test from the list available and set to ON to start it, check it functions
correctly, and then set back to OFF to stop it.
Chemical cleaning (CLEANING option)
This option is displayed only if the CLEANING option has been activated.
Define the parameters required for a chemical cleaning of the system.
1. Select CLEANING with the scrolling keys and press Enter.
Option Description
FREQUENCY Enter the number of measurements between each chemical cleaning.
SPRINKLER Define the duration (in seconds) for rinsing the measurement chamber.
REAG. INJ Define the duration (in seconds) that the cleaning solution is injected into the measurement
chamber.
RESIDENC. Define the duration (in seconds) that the cleaning solution remains in the measurement
chamber.
Sample conditioning (SAMPLE COND option)
This option is displayed only if the SAMPLE COND option has been activated.
Define the parameters required for conditioning the sample prior to measurement. It is possible to
define 1 or 2 conditioning reagents.
1. Select SAMPLE COND with the scrolling keys and press Enter.
Option
REAGENT 1/2 OFF/ON Set to ON if the conditioning is made using this reagent.
on page 26.
Description
Adjust the pump action time:
X: pump number 1 to 4
YY: time in seconds. Adjustable between 0 and 99 seconds.
Description
Measurement cycle parameters
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