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AMiT ARION Communication Protocol

Supported device types and versions
Communication line configuration
Communication station configuration
I/O tag configuration
Changes and modifications
Document revisions

Supported device types and versions


The protocol carries out communication with the remote I/O tag modules of the AMiT company. Communication was tested with the AMiT DINAI24 module.

Communication line configuration


  • Communication line category: Serial.

Communication station configuration


  • Communication protocol "AMiT ARION".
  • Station address: 0-255.

Communication station parameters

Station configuration - „Protocol Parameters" field.
They influence some optional protocol parameters. You can define the following communication station parameters:

Table 1

Key word

Full name

Description

Unit

Default value

WFT Wait First Timeout First waiting for response after sending the poll. ms 100 ms.
WT Wait Timeout Delay between reading the respond and its completion. ms 100 ms.
MWR Max Wait Retry Number of repeats of response reading until its completion. - 5

String with protocol parameters is written according to the following rule:

Key_word=value;Key_word=value; ...

Example:

WT=100;MWR=20;

If a key word with valid value has not been found in the initial string, default value is used according to Table 1.

I/O tag configuration


Possible I/O tag types: Ai.

I/O tag addresses: 0-255.

Changes and modifications


-

Document revisions


Ver. 1.0 - October 29the 2002 - document created

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