Hach Ultra ORBISPHERE 3625, Operator'S Manual

Page: 42 / 96

36 of 90 OrbiPack PC Software - 3625 Package Analyzer
Operator Manual
ORBISPHERE
• CO2 measurement - Activate if the CO
2
sensor result is greater than the
calculated pressure-temperature CO
2
result by a specified percentage. This limit
is selectable in the
% between measured and calculated CO
2
concentration
edit box. This is an indication of CO
2
sensor or external pressure sensor problem.
• O2 measurement - Activate if the O2 measurement is 0 ppb or negative. This is an
indication of O2 sensor or external pressure sensor trouble.
• Negative HS volume - Activate if the headspace volume is negative and the CO2
measurement is good. Indicates a problem with the external pressure sensor.
• HS volume/default value - Activate if headspace volume is different from the
default value by a specified percentage. This limit is selectable in the
% between
measured and default HS volume
edit box.
• Alarms - Gives an alarm at the end of the measurement, according to the
thresholds entered in the package setup windows (see “” on page 29 ).
Serial Link
Select, from a drop-down list, the PC communications port that is connected to the 3625
instrument.
Note:
Use the System Properties function of the Windows Control Panel to ensure that the
Com port selected is set to the fixed settings listed in this dialog box.
If one or more of the boxes described above is
checked, and one or more of the corresponding
errors occur, a pop up window (as illustrated left)
displays the error(s).
Select
Continue
to save the measurement
regardless of the error, or
Delete Measurement
to remove it.