USER MANUAL
SMALL-SIZE INFRARED GAS SENSOR MIPEX-02-3-RX-1.1 G
ESAT.100200.02.02 UM
September 23, 2021
Page 26 of 41
THE SOLE PROPERTY OF SIA MIPEX. ANY REPRODUCTION WITHOUT THE WRITTEN PERMISSION OF SIA MIPEX IS PROHIBITED.
Appendix C.2.1. Commands for requesting measured data
There are eight commands available for user to request concentration value. Primary
command to request measured data is <@*X> as it requires minimum power to process it.
Request
syntax
USER
mode
OEM
mode
Response description
Command description
@
yes
yes
2 bytes in binary format (see
Table 8).
Returns sensor readings of scaled
concentration C
1
(not periodically,
single time only).
@*X
yes
yes
“@” symbol in ASCII format and
2 bytes in binary format (see
Table 8).
Returns sensor readings of scaled
concentration C
1
periodically (every
[1.28 ± 0.065] ×
X
sec), where
X
is a
value within the range 0…9 in ASCII
format).
CCS
yes
yes
5 bytes in ASCII format, space
symbol or minus symbol, 5 bytes
in ASCII format, tabulation
symbol, 5 bytes in ASCII format
and “0D” symbol.
Returns sensor readings of scaled
concentration C
1
, current ambient
temperature in Celsius degrees and
status-word (see Table 16).
CFS
yes
yes
5 bytes in ASCII format, space
symbol or minus symbol, 5 bytes
in ASCII format, tabulation
symbol, 5 bytes in ASCII format
and “0D” symbol.
Returns sensor readings of scaled
concentration C
1
, current ambient
temperature
in
Fahrenheit
degrees and status-word (see Table
16).
CKS
yes
yes
5 bytes in ASCII format, space
symbol or minus symbol, 5 bytes
in ASCII format, tabulation
symbol, 5 bytes in ASCII format
and “0D” symbol.
Returns sensor readings of scaled
concentration C
1
, current ambient
temperature in Kelvins and status-word
(see Table 16).
DATA
yes
yes
5 bytes in ASCII format and “0D”
symbol (see Table 9).
Returns sensor readings of scaled
concentration C
1
.
DATAE
yes
yes
4 bytes in binary format and “0D”
symbol (see Table 10).
Returns sensors readings of scaled
concentration C
1
,
status byte
and CRC
value.
DATAE2
yes
yes
5 bytes in binary format and “0D”
symbol (see Table 11).
Returns sensor readings of scaled
concentration C
1
, two
status bytes
and
CRC value.