em-tec BioProTT - Page 39

BioProTT
TM
Flow Measurement System Version 1.00 page 39 of 75
The digital interface transmittes every 100ms the following data string:
ee_ss_aaa_pp_ffffff_mmmmmm_ssssss_tttttt_<cr><lf>
Meaning of the different Bytes:
Byte
Meaning
Remark
ee
Hexadecimal error messages according to separate
table
00 means No Error
“_”
blank delimiter between the different parameters
(hex 0x20)
Underscore is only
used to represent
blank
ss
Hexadecimal status information
aaa
Accoustic coupling / RSS in %; range 0 to 100%
p.pp
Calibration factor
ffffff
mean flow calculated over 100ms in ASCII (range:
-99.999 ml to +99.999 ml) including calibration
factor
mmmmmm
mean flow calculated over 1second in ASCII
(range: -99.999 ml bis +99.999 ml) with calibration
factor applied
ssssss
mean flow calculated over 10 seconds in
ASCII(range: -99.999 ml bis +99.999 ml) including
calibration factor
tttttt
board temperature in °C (38 := 38 °C)
<cr>
0x0d Carriage Return
<lf>
0x0a Linefeed
Please note: if your own applications are programmed, both error- and statusbyte must be
evaluated for a proper system assessment.