Chapter 7
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ADAM 4000 Series User’s Manual
$AAX1
Name Read Safety Value command
Description Read the time-out setting and pre-defined safety status of DO
channels.
Syntax $AAX1(cr)
$ is a delimiter character.
AA (range 00-FF) represents the 2-character hexadecimal
address that you will access to.
X1 is the Read Safety Value command.
(cr) is the terminating character, carriage return (0Dh).
Response ! TTTTDDDD(cr) if the command is valid.
?AA(cr) if an invalid command has been issued.
! is a delimiter character which indicates a valid command.
? is a delimiter character which indicates an invalid
command.
TTTT is the time, 100 ms per number.
DDDD is the four-hexadecimal character representing the
desired input safety value. The first character D is always 0,
and the others are the channels values.
For Example, 017A
First character is always 0
The meaning of 17A is as follows:
Digital value 0 0 01011110 1 0
Adam-4056SO channel no. 11 10 9 8 7 6 5 4 3 2 1 0
17A means channels 1, 3,4,5, 6, 8 are ON, and the rest are
OFF.
(cr) is the terminating character, carriage return (ODh).
4055, 4056S, 4056SO,
4060, 4068, 4069
