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Send mode – Vaisala PTU200 User Manual

Page 34

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U

SER

'

S

G

UIDE

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30 ___________________________________________________________________ M210195

EN

-A

SEND mode

In the SEND mode, the transmitter will automatically output one
message at power-up or when triggering the transmitter on using pin 4
of the transmitter. The trigger signal must be a TTL level signal. TTL
HIGH (5 VDC) turns the transmitter ON and TTL LOW (0 VDC)
turns the transmitter OFF.

Examples of outputting with the prompt (ECHO ON) and without the
prompt (ECHO OFF):

>echo
Echo

:

ON

>smode send
Serial mode

: SEND

>reset
1013.25 hPa
>

>echo off
Echo

:

OFF

reset

(text invisible)

1013.25 hPa

Example of outputting a minimum amount of (six) characters by
excluding the and characters, the pressure unit and the
decimal point with the FORM command:

>form
4.2 P " " UUUU \r \n
? 6.0 P
>unit Pa
P unit

: Pa

>smode send
Serial mode

: SEND

>echo off
Echo

:

OFF

reset

(text invisible)

101325
or

(power-up)

101325