
Instruction Manual PCD 650
94
4.10 O
2
% - DO Saturation Setup
DO saturation (%) setup screen present many options to control the operating
parameters, which can be controlled and set from the DO setup screen. The settings
are displayed in 2 pages. Press NEXT-P (F2) and PREV-P (F1) to navigate through
these pages.
4.10.1 DO (%) – Page 1
Figure 86 : DO (%) – Page 1
Parameter Function Factory
Default
Offset Cal
Allows to adjust % saturation offset calibration
0.0 %
Calibration due
Specify number of days for the DO calibration alarm. The
meter shows CAL DUE indicator after calibration date.
Available range : 0 to 30
5 days
Select Pressure Unit
Sets the unit for barometric pressure
Available units: mmHg and kPa
mmHg
Measured Pressure
Barometric pressure as measured by the instrument.
Adjusted Pressure
User adjusted value.
-
Pressure
Compensation
ENABLE – The meter will compensate for the barometric
pressure at the location depending on the altitude.
DISABLE – No compensation for the pressure.
(This is applicable only for the % saturation mode. For mg/L
or ppm mode pressure comp. would always be applicable)
ENABLE
NOTE: During measurement, the PCD 650 will automatically measure and
compensate for barometric pressure. However, if the user feels that barometric
pressure is inaccurate and needs to be calibrated, it can be adjusted in the DO setup
screen.
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