Vaisala Real-time Display Software YOURVIEW User Manual

Page 22

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User's Guide ______________________________________________________________________

20 __________________________________________________________________ M210681EN-B

Table 2

Receiving Rules

Field name

Description

Default

Type

Defines the message output format. This information will be
used by other parts of the program to parse and display the
data. If you are using a format that you cannot find in the
list, type "Other".

|xx.x|xx.x|xx.x|
(| = any
delimiter), Plain
Text, WAT11,
DDP25, CT25K
Msg1, PWD11
Msg2, Other.

Length

The maximum length of a received data message.

200 characters

Timeout, sec

The maximum time Receiver waits for the end of a data
message after receiving the start characters.
Note that the timeout interval must be longer than the
interval between consecutive messages! When timeout is
detected, the numeric field is changed to NaN (= not a
number).

125 seconds

Start chars

The first characters that must be received by the computer
to determine the start of a new message. Control characters
are defined in hex format.

\01PTU\02

End chars

The end characters in the received message that tell the
computer that the current message is over. Control
characters are defined in hex format.

\03\r\n

\01

is

<SOH>

\02

is <STX>

\03

is <ETX>

AA

is <ID><Message Type>

\r

is <CR>

\n

is <LF>

Path

If the path is defined, the message body will be written into
text file : <path>\topic.txt

Empty

Ack

Optional acknowledgement string

Empty

Nack

Optional negative acknowledgement string

Empty

Topic

Topic name for Data Socket

Empty

E-mail
Recipients

Optional list for E-mail recipients of data messages

Empty

Item name

Defines the order and name of the variables received. Use
the scroll bars to add more names. The number of rows in
the table should be the same as values in the incoming
message.

Unit

Defines the units of the variables received. The units will
also appear on the Log data header.

Min

Optional minimum value for data.

Max

Optional maximum value for data.

Description

Optional description for data item.

Items are specified in the item table giving the sensor's name, its unit,
optional min/max limitation and description. The order of the sensors
in this list should be the same as in the incoming serial message. Any
unit conversion (for example, from m/s to knots) must be made in the
data collection equipment. The names and units defined here will be
used as the header information for logged data.

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