Advantech Data Acquisition Modules ADAM 4000 User Manual
Page 203
Chapter
5
5-57
ADAM 4000 Series User’s Manual
4011, 4011D, 4012, 4016
@AARH
Name
Read High Alarm Limit command
Description
The addressed module is asked to return its High alarm
limit value.
Syntax
@AARH(cr)
@
is a delimiter character.
AA
(range 00-FF) represents the 2-character hexadecimal
address of an analog input module.
RH
is the Read High Alarm Limit command.
(cr)
represents terminating character, carriage return (0Dh).
Response
!AA(data)(cr)
if the command was valid.
There is no response if the module detects a syntax error or
communication error or if the specified address does not
exist.
!
delimiter character indicates a valid command was
received.
AA
represents the 2-character hexadecimal address of the
responding analog input module.
(data)
is the value of the High alarm limit in engineering
units.
(cr)
represents terminating character,
carriage return (0Dh).
Example
command:
@07RH(cr)
response:
!07+2.0500(cr)
Presume the analog input module at address 07h is
configured to accept 5 V input. The command instructs the
module to return it High alarm limit value. The module
responds its High alarm limit value is 2.0500 V.