Advantech Data Acquisition Modules ADAM 4000 User Manual page 169

4011D, 4015, 4015T, 4018+, 4019+
$AAB
Name Channel Diagnose command
Description Diagnose channel status in over range, under range, and
wire opening.
Syntax $AAB(cr)
$
AA
address of the analog input module to be detected.
B
(cr)
Response ADAM-4011D:
!AA0(cr)
?AA(cr)
ADAM-4015/4015T/4018+/4019+:
!AANN(cr)
?AA(cr)
There is no response if the module detects a syntax error or
communication error of if the specified address does not
exist.
!
received.
?
AA
address of the analog input module.
NN
8-bit parameter, representing the status of analog input
channels. Bit value 0 means normal status; and bit value 1
means channel over range, under range, or open wiring.
(cr)
is a delimiter character.
(range 00-FF) represents the 2-character hexadecimal
is the Channel Diagnose command.
is the terminating character, carriage return (0Dh).
if the module detects a close thermocouple.
!AA1(cr) if the module detects an open thermocouple.
if an invalid command was issued.
if the command is valid when it applied with.
if an invalid command was issued.
delimiter character indicates a valid command was
delimiter character indicates the command was invalid.
(range 00-FF) represents the 2-character hexadecimal
(range 00-FF) is a hexadecimal number that equals the
is the terminating character, carriage return (0Dh)
5-23
ADAM 4000 Series User's Manual
5
Chapter