Lufft CHM 15k, User Manual

Page: 46 / 73

Operating Manual CHM 15k R13 / 07-2019
Communication via RS485 & Ethernet 46
Group Hex code Error description Duration [s]
xxxx xxxC Mainboard identifier cannot be read
∞
xxxx xxxD Firmware does not match the CPU version
∞
2 Data transmission and storage
xxxx xx0x Data transmission and storage working properly
xxxx xx1x Faulty file system on SD card repaired 60
xxxx xx2x RS485 baud rate / transfer mode were reset 60
xxxx xx3x AFD problem 60/ 600
xxxx xx4x RS485 data telegram cannot be transmitted 16
xxxx xx5x RS485 data telegram cannot be generated 16
xxxx xx6x Write error in NetCDF file 60
xxxx xx7x New NetCDF file cannot be generated 60
xxxx xx8x SD card not available or defective
∞
3 Temperatures
xxxx x0xx Temperature values are in range
xxxx x1xx
Detector temperature not in best performance range
(setpoint -1 °C ... +3 °C)
60
xxxx x3xx
Laser optical module (LOM) temperature outside the
valid range (25 °C ... 49 °C)
60
xxxx x4xx
Internal temperature outside the working range
(5 °C ... 50 °C)
16
xxxx x5xx
External temperature outside the working range
(-35 °C ... 50 °C)
60
xxxx x6xx
Laser optical unit temperature control disabled due to
safety reasons
16 /
∞
xxxx x7xx Laser controller temperature too high 60
xxxx x8xx Laser head temperature too high or too cold 16
xxxx x9xx Laser optical unit temperature too high 16
xxxx xAxx Laser temperature out of working range or invalid delete
*
4 Calculation / processing in sky condition algorithm
xxxx 0xxx Data processing OK
xxxx 1xxx Problem in calculating the visual range 16 / 60
xxxx 2xxx Problem in calculating of aerosol layers 60
xxxx 3xxx Problem in calculating of cloud coverage 60
xxxx 4xxx Problem in calculating of clouds 60
xxxx 5xxx Abnormal signal 60
xxxx 6xxx Incorrect dimensioning of raw data 16
xxxx 7xxx No new data 16