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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

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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