Table 22, Data recording commands, Table 23 – Vaisala PTU300 User Manual
Page 97: Chemical purge commands, Table 24, Calibration and adjustment commands, Table 25, Setting and testing the analog outputs, Table 22 data recording commands, Table 23 chemical purge commands

Chapter 4 _________________________________________________________________ Operation
VAISALA ________________________________________________________________________ 95
Table 22
Data Recording Commands
Command
Description
DIR
Display recorded files
PLAY [0 ... 28] [START END] Output recorded data file. Start and end times
can only be specified if the data logger module
is installed. The times must be given in the
following format:
yyyy-mm-dd hh:mm:ss
DSEL
Select data recording and display quantities
(1 ... 4).
DELETE
Delete all data files, including the memory of
the optional data logger module
UNDELETE
Recover the deleted files that have not been
overwritten
Table 23
Chemical Purge Commands
Command
Description
PUR
Set the automatic chemical purge
PURGE
Start the manual chemical purge
RGLIMIT [ON/OFF]
Prevent chemical purge if sensor temperature
is below 0 °C
Table 24
Calibration and Adjustment Commands
Command
Description
CRH
Relative humidity calibration
CT
Temperature calibration
CTA
Additional temperature probe calibration
FCRH
Relative humidity calibration after sensor
change
CTEXT
Give the text to calibration information field
CDATE
Set the calibration date
ACAL
Analog output calibration
LC
Output the linear corrections in use
LCI [ON/OFF]
Activate or deactivate the linear offset or
offset/gain pressure corrections
LCI
Enter new linear offset and offset/gain pressure
corrections to the transmitter
MPC
Output the multipoint corrections in use for
pressure measurement
MPCI [ON/OFF]
Activate or deactivate the multipoint corrections
for pressure measurement
MPCI
Enter new multipoint corrections for pressure
measurement
MPC RH
[ON/OFF/LIST/INIT/CLEAR]
Multipoint correction for relative humidity
OFFSET
Pressure one-point offset correction
Table 25
Setting and Testing the Analog Outputs
Command
Description
AMODE
View the analog output modes
ASEL
Select the parameters for the analog outputs
ITEST
Test the analog outputs