Hach-Lange HACH 5500 sc PO43-HR Operations - Manual (Page 9)

Option Description
RESET REAGENT
LEVELS Sets the volume of reagent in the reagent bottles to
100% full.
RESET STANDARD
LEVELS Sets the volume of standard solution in the standard
bottle to 100% full.
PRIME REAGENTS Starts the flow of all reagents through the tube and
valve system.
Grab sample options
The grab sample menu allows the user to analyze a specific sample or
standard. Two options are available:
• GRAB SAMPLE IN: This option is used to measure an external
sample or standard.
• GRAB SAMPLE OUT: This option is used to extract a sample directly
from a sample line for external analysis.
Measure a grab sample or standard
Use the grab sample funnel to measure grab samples taken from other
areas in the system or to measure a standard for a calibration
verification.
1. Collect 250–500 mL of the sample or standard in a clean container.
2. Rinse the funnel outside of the unit with the collected sample.
3. Install the funnel again.
4. Select GRAB SAMPLE>GRAB SAMPLE IN.
5. Complete the instructions on the display.
Get a grab sample from the analyzer
Use the grab sample tube to manually dispense a grab sample from one
of the sample sources for external analysis.
The sample source is measured by the analyzer immediately after the
sample is dispensed. The value of the sample source and the job
identification number for the grab sample are shown on the display.
1. Select GRAB SAMPLE>GRAB SAMPLE OUT.
2. Complete the instructions on the display.
3. Put the grab sample out tube in a clean container. The grab sample
tube is located in the lower unit of the cabinet on the left side.
4. Push down on the spigot (upper left corner of the lower
compartment) for the grab sample tube to dispense a grab sample.
Set up the system
The configuration settings can be changed in the SETUP SYSTEM
menu or in the analyzer setup. Refer to
Start the analyzer setup
on page 7.
1. Select SETUP SYSTEM.
2. Select one of the options.
Option Description
MEAS MODE Changes the mode of the measurement cycle.
Options: interval or continuous (default). The
continuous mode measures approximately every
9 minutes.
EDIT INTERVAL
(conditional) Changes the interval time when MEAS MODE is set
to interval. Options: 10–240 minutes (default =
15 minutes).
MEAS UNITS Changes the measurement units that are shown on
the display and in the data log. Options: ppb
(default), ppm, mg/L, µg/L.
SIGNAL AVERAGE Selects the number of measurements used to
calculate an average measurement (1–5). This
reduces variability in measurements (default = 1) (no
average).
EDIT ANALYZER
NAME Changes the name that is shown on the top of the
measurement screen (maximum of 16 characters).
EDIT CHANNEL
NAME Changes the name of the sample source that is
shown on the measurement screen (maximum of
10 characters).
English 9