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Output reading once, Set serial interface mode, On set serial – Vaisala MMT310 User Manual

Page 39: Interface mode

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Chapter 4 _________________________________________________________________ Operation

VAISALA ________________________________________________________________________ 39

Output Reading Once

Syntax in STOP-mode: SEND

Syntax in POLL-mode: SEND aa

Where
aa = Address of the transmitter when more than one transmitter is

connected to a serial bus (0 ... 99).

Example:

>send

aw= 0.2 aw T= -47.37 'C …

If the value is too long to fit to the allocated space or if there is an error

in outputting, the value is displayed with stars ‘*’.

For example,

aw=*.* aw T= 31.0 'C

The output mode can be changed with the FORM command.

Set Serial Interface Mode

Syntax: SMODE x

Where
x

= STOP/RUN/POLL

STOP mode: Transmitter in standby for serial

commands

RUN mode: Transmitter outputs data continuously

POLL mode: Transmitter only responds to

addressed commands. Use the OPEN

address> command to temporarily enable serial

commands (as in STOP mode) when in POLL

mode.