Advantech Adam - 4021, User Manual, Page: 120 / 286

ADAM-4000 Series User Manual 108
4015, 4017+, 4018+, 4019+
5.1.16 $AA0Ci
Name Single Channel Span Calibration command
Description The command calibrates a specified channel to correct for
gain errors.
Syntax $AA0Ci(cr)
$
is a delimiter character.
AA (range 00-FF) represents the 2-character hexadecimal
address of the analog input module which is to be calibrated.
0 is the Single Channel Span Calibration command.
Ci represents the specified input channel you want to calibrate.
(cr) is the 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 module detects a syntax error or
communication error or if the specified address does not exist.
! delimiter character indicates a valid command was received.
? delimiter character indicates the command was invalid.
AA (range 00-FF) represents the 2-character hexadecimal
address of the analog input module.
(cr)
represents terminating character, carriage return (0Dh).
In order to successfully calibrate an analog input module’s
input range, a proper calibration input signal should be
connected to the analog input module before and during the
calibration. (See also Chapter 8, Calibration)
Caution!
An analog input module requires a maximum of 7 seconds to perform
auto calibration and ranging after it received a Span Calibration com -
mand. During this interval, the module can not be addressed to perform
any other actions.