Advantech Data Acquisition Modules ADAM 4000 User Manual
Page 216

Analog Output Module Command Set
6-2 ADAM 4000 Series User’s Manual
6.1 Analog Output Module Command for ADAM-4021
Command Syntax
Command Name
Description
I/O Module
%AANNTTCCFF
Configuration
Sets the address, output range,
baud rate, data format, slew
rate and/or checksum status
4021
#AA(data)
Analog Data Out
Directs output data to a
specified module
4021
$AA4 Start-Up
Output
Current or Voltage
Configuration
Stores a default output value in
a specified module. The
output value will take effect
upon startup
4021
$AA3
(number of counts)
Trim Calibration
Trims specified module a
number of units up/down
4021
$AA0
4 mA Calibration
Tells the module to store
parameters for 4mA Calibration
4021
$AA1
20 mA Calibration
Tells the module to store
parameters for 20 mA
Calibration
4021
$AA2 Configuration
Status
Reads the configuration of
specified module
4021
$AA6 Last
Value
Readback
Returns either last value sent to
specified module by #AA
command, or start-up output
current/voltage
4021
$AA8
Current Readback Returns measured value of the
current/voltage flowing through
current loop
4021
$AA5
Reset Status
Checks if module has been
reset since the last $AA5
command
4021
$AAF Read
Firmware
Version
Returns the firmware version
code from the specified analog
output module
4021
$AAM Read
Model
Name
Return the module name from
specified analog output module
4021