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Configuring serial line operation, Set serial line operating mode, Set serial line settings – Vaisala DMT143 User Manual

Page 55: Table 11, Selection of output modes

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Chapter 5 _________________________________________________________________ Operation

VAISALA ________________________________________________________________________ 53

Configuring Serial Line Operation

Set Serial Line Operating Mode

Use the SMODE command to set the start-up operating mode of the
serial line.

SMODE [mode]

where

mode =

STOP, RUN, or POLL.


Table 11

Selection of Output Modes

Mode

Measurement Output

Available Commands

STOP

Only with the SEND command. All (default mode).

RUN

Automatic output.

Only command S.

POLL

Only with the SEND [addr]
command.

SEND [addr] and OPEN [addr].
Other commands available after
opening a line to the transmitter
using the OPEN command.

Use with RS-485 buses where
multiple transmitters can share
the same line.


Selected output mode will be activated at next reset or power up.

Example:

smode poll
Serial mode : POLL

Set Serial Line Settings

Use the SERI command to set the serial line settings. The new settings
will be taken into use when the transmitter is reset or powered up.

NOTE

If you have altered the DMT143 serial line settings and start using the
MI70 handheld indicator, always switch off the other power supply
(disconnect “Analog” cable if in use) before powering up the MI70. For
more information on using the MI70 indicator with DMT143, see section
Operation with DM70 Hand-Held Dewpoint Meter on page 34.