Advantech 5000 Series user manual Command Set 5017/5018

Command Set		5017/5018
		Analog Input
$aaSi1
Name	Zero Calibration
Description Calibrates a specified analog input module to correct for
	offset errors
Syntax	$aaSi1(cr)
	$ is a delimiter character.
	aa (range 00-FF) represents the 2-character hexadecimal
	address of the ADAM-5000 system which is to be
	calibrated.
	Si identifies the I/O slot which is to be calibrated.
	1 represents the zero calibration command.
	(cr) is the terminating character, carriage return (0Dh)
Response	!aa(cr) if the command is 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 indicating a valid command was
	received.
	? delimiter character indicating the command was
	invalid.
	aa (range 00-FF) represents the 2-character hexadecimal
	address of an ADAM-5000 system.
	(cr) is the terminating character, carriage return (0Dh)
Note:	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 process. (See also Chapter
	4, Section 4.5 on Calibration)
6-52		ADAM-5000