Vaisala PTU200 Series Guia do Utilizador descarregar pdf (Página 20)

USER'S GUIDE_______________________________________________________________________

16 ___________________________________________________________________ M210195EN-A

The PTU200 transmitter will show * instead of numeric values for

pressure trend and pressure tendency for three hours from power-up.

In case of error, the relevant error message will automatically appear

on the display. In this case, any other information defined using the

DFORM command will be replaced with an error message.

PROMPT Setting the prompt outputting ON or OFF

PROMPT x

where:

x = ON or OFF

>PROMPT<cr>

Prompt : ON

>PROMPT OFF<cr>

Prompt : OFF

send<cr>

1007.9 hPa Tend 7 24.9 'C 28 %RH

PROMPT ON<cr>

Prompt : ON

UNIT Setting the pressure and temperature units

UNIT x <cr>

where (* = factory setting)

x = hPa*, kPa, Pa, bar, mbar, inHg, mmHg, torr, mmH2O, psia, C*, F

This command is used to set and inspect the pressure and temperature

unit.

Example of changing the pressure and temperature units:

>unit <cr>

P unit : hPa

T unit : 'C

>unit C <cr>

>send

1018.33 hPa 24.19 'C 32.96 %RH

>unit torr <cr>

P unit : torr

T unit : 'C

>unit F <cr>

>send

763.84 torr 75.62 'F 32.89 %RH

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