HD31
- 70 -
V1.6
9
MEASUREMENT SETTINGS
The following paragraphs show the procedures for setting the following parameters:
•
Type of calibration to be used for the probes connected (paragraph 9.1)
•
Temperature compensation (paragraph 9.2)
•
Barometric pressure compensation (paragraph 9.3)
•
Duct section for flow rate measurements (paragraph 9.4)
•
Coefficient of the Pitot or Darcy tube (paragraph 9.5)
•
Average air speed measurements (paragraph 9.6)
Note
: the parameter configuration is not available if the instrument is in logging; in this case,
stop the logging in progress to proceed with the configuration.
9.1
T
YPE OF CALIBRATION TO BE USED FOR PROBES
Setting the type of calibration allows choosing whether to use the factory calibration or the us-
er calibration for the various probes connected to the instrument. The return to the factory ca-
libration after a user calibration may be useful, for instance, in the case the user has per-
formed inadvertently an incorrect calibration.
To select the type of calibration:
1.
Press
SELECT
to display the
MENU
command in the command bar,
then select the command by press-
ing il
F2
key.
2.
Select the
LOCKED CONFIG
item using
S
and
T
, then press
the
F3
key (
OK
command) to confirm.
3.
Select the
PROBE CAL. TYPE
item using
S
and
T
, then
press the
F3
key (
OK
command) to confirm.
Summary of Contents for HD31
Page 6: ...HD31 6 V1 6 2 DESCRIPTION Fig 2 1 instrument description...
Page 149: ...HD31 149 V1 6 NOTES...
Page 150: ...HD31 150 V1 6 NOTES...
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