A-2. CL-202-E DCON Command Sets
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A-2. CL-202-E DCON Command Sets
Command
Description
$AAF
read firmware version
$AAI
read INIT status
response:
!AA0 -> INIT short to GND
!AA1 -> else
$AAM
read module name
$AAP
Read Modbus RTU/DCON protocol
response:
!AA0 -> DCON
!AA1 -> Modbus RTU
$AAPN
Set Modbus RTU/DCON protocol
N-> 0: DCON, 1: Modbus RTU
$AA2
read configuration
$AA5
read reset status
!AA1 first after power on, !AA0 others
#AA
Read All Analog Inputs
response
> (CO
2
in 1 ppm) (relative humidity in 0.01%)(temperature in
0.01°C)(temperature in 0.01°F) (dew point temperature in
0.01°C)(dew point temperature in 0.01°F)
#AAN
Read Channel Analog Input
N = 0 for CO
2
in 1 ppm, 1 for relative humidity in 0.01%, 2 for
temperature in 0.01°C, 3 for temperature in 0.01°F, 4 for dew point
temperature in 0.01°C, 5 for dew point temperature in 0.01°F
%AANNTTCCFF
set configuration, NN: new address, TT = 00, CC: new baud rate
FF: data format
@AAABC
Read status of the automatic baseline correction
response
!AAN, N=0: disabled, 1: enabled
@AAABCN
Set the automatic baseline correction
N->0: disabled, 1: enabled
@AABA
Read beep on alarm time
response
!AAHH, HH in hex, 0: disabled, 1 ~ 250: beep on alarm
time in seconds, 251: beep on alarm continuously
