A probe calibration collar (included
with the 980 and 982 probes), zero
calibration gas, span calibration
gas, gas regulator and tubing are
required to perform the calibration.
The gas regulator used to control
the flow should be capable of
providing 0.3 L/min. Follow the on-
screen instructions to complete the
calibration, the procedure is the
same for both carbon dioxide
(CO
2
) and carbon monoxide (CO).
The General Settings page is used
to configure the following functions:
Language is used to select the
desired language shown on the
instrument.
Number Format is used to
select the preferred decimal
separator.
Time Constant (Sample
Duration) is used to adjust the
averaging period for all
measurements and to set the
sample duration for logging.
When Sound Enabled is
active, the meter will sound
when any button is pressed.