Advantech ADAM-6000 series, User Manual

Page: 146 / 156

Name Set Alarm Limit
Description Sets the High/Low alarm limit value for the specified input channel of a specified
ADAM-6000 module.
Syntax $aaCjAhU(data)(cr)
$ is a delimiter character.
aa (range 00-FF) represents the 2-character hexadecimal Modbus network address of an
ADAM-6000 module.
(Always 01)
Cj identifies the desired analog input channel j (j : 0 to 7).
AhU is the Set Alarm Limit command.
h indicates alarm type (H = High alarm, L = Low alarm)
(data) represents the desired alarm limit setting. The format is always in engineering units.
(cr) represents terminating character, carriage return (0Dh)
Response !aa(cr) if the command was valid
?aa(cr) if an invalid operation was entered.
There is no response if the system detects a syntax error or communication error or if the
specified address does not exist.
! delimiter character indicating a valid command was received.
aa represents the 2-character hexadecimal Modbus network address of the corresponding
ADAM-6000 module.
(cr) represents terminating character, carriage return (0Dh)
Example command: $080.00(cr)
response: !01(cr)
The high alarm limit of the channel 1 in the specific ADAM-6000 module at address 01h is
been set +80.
The system confirms the command has been received.
Note: An analog input module requires a maximum of 2 seconds after it receives a Set
Alarm Limit command to let the settings take effect. During this interval, the module cannot
be addressed to perform any other actions.
$aaCjRhU
Name Read Alarm Limit