LaMotte DO 6 Dissolved Oxygen Meter - Manual (Page 21)

5.2 Manual Temperature Compensation
For manual temperature
compensation, simply deactivate the
“A.ATC” mode as explained in the
set up menu on page . The
automatic temperature
compensation annunciator “A” will
not be displayed to represent that
the meter is in manual temperature
compensation mode.
To use manual temperature
compensation, you need to enter the
temperature value of your process
into the meter. You can select any
temperature between 0 and 50 °C.
Default value is 25 °C.
1. Switch on the meter and if
necessary, press MODE key to
select temperature measurement
mode.
2. Press CAL key to start
temperature calibration process.
3. The “CAL” indicator will start
blinking and the display will
show the last manual set
temperature value.
4. Check the temperature of your
sample using an accurate
reference thermometer. Wait for
the thermometer value to
stabilize. Press the
p or q key
of your meter to manually set its
temperature value according to
the value of the reference
thermometer used.
5. Press the HOLD/ENTER key to
confirm the manual temperature
setting made. The “CO”
indicator will appear for 1.5
seconds before the display
returns to the measurement mode.
20
CAL
HOLD
ENTER
co
25.0
T
25.5
T
“CO” will display for
1.5 seconds
25.0
T
CAL
25.5
mg/L
CAL
Last set manual
temperature setting
Figure 3: Manual Temperature
Compensation value selection sequence.