152
DO Operation: S
OUR Measurement
XL40 and 60 meters
This mode is used to measure Specific Oxygen Uptake Rate (SOUR). The SOUR is used to
determine the oxygen consumption or respiration rate, is known as the milligram of oxygen
consumed per gram of volatile suspended solids per hour. Remember to setup your SOUR
measuring mode parameter from the SOUR Setup screen.
To Take SOUR Measurements
1. Touch
SOUR Start
icon to being SOUR measurement.
2. The screen will indicate the test is in progress with
RUNNING
and a timer on the main
screen (the time the test is run is setup in the SOUR Setup option, see page 76). The
SOUR value in mg/hr/g and the DO reading appears as mg/L.
3. To end the SOUR test, touch
Stop SOUR
icon or let the timer expire.
If you touch the
Stop SOUR
icon before the timer expires, you will get a message
indicating your measurement reading might not be accurate.
If you let the timer expire, the message states the measurement has been stopped.
4. Touch
OK
to confirm either message.
5. Another dialog box appears asking if you wish to save current SOUR result. Touch
OK
to save or
Cancel
to erase and return to SOUR measurement screen.
6. If you touched
OK
, a new dialog box appears to ask if you want to view the results.
Touch
OK
to proceed to the
Result View
screen showing SOUR value and other
important test details.
7. Touch
Exit
to exit Result View screen and return to SOUR measurement screen.
Touch
Delete All
to delete all SOUR test results in memory. OR Touch
to send
the SOUR test results to a computer or printer.
SOUR measurement in progress.
SOUR Measurement View Result
Screen
Summary of Contents for XL 20
Page 1: ......
Page 138: ...127 Ion Operation Known Addition Method XL25 50 and 60 meters...
Page 140: ...129 Ion Operation Known Subtraction Method XL25 50 and 60 meters...
Page 142: ...131 Ion Operation Analate Addition Method XL25 50 and 60 meters...
Page 144: ...133 Ion Operation Analate Subtraction Method XL25 50 and 60 meters...