Thermo Fisher Scientific CyberScan DO 300 - Manual (Page 33)

Instruction Manual DO 300
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8.7.2 Selecting mg/L or ppm units
NOTE: This mode appears in mg/L (ppm) SETUP mode only.
This mode lets you have the option to select either mg/L or ppm dissolved oxygen units.
From measurement mode
1. Press the MODE key to select mg/L (ppm) mode.
2. Press SETUP key to enter SETUP mode.
3. Press MI/ or MR/ keys to scroll through main
groups until you view parameter “COF” in the upper
display.
4. Press the ENTER key until “dO” appears in the
upper display.
5. Press MI/ or MR/ keys to toggle between mg/L
or ppm units.
6. Press the ENTER key to confirm selection and
move to step 4 on next page. Press the CAL/MEAS
key twice to return to measurement mode.
Figure 28: Change from mg/L to
ppm unit