Operating Manual V8.2/03.2017
Non Invasive Road Sensor
40
G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany
19.2 Channel List Summary per TLS2002 FG3
The following channels are available specifically for data requests for further processing in
TLS format. These channels are available in binary protocol only.
DE
Type
UMB
Channel
Meaning
Format Range
Resolutio
n
Coding
49
1049
Result message
Road surface temperature
FBT
16 bit
-30 ...
+80°C
0.1°C
80.0
= 800d
= 0320h
0.0
= 0d
= 0000h
-0.1
= -1d
= FFFFh
-30.0
= -300d = FED4h
52
1052
Result message
Residual salt NaCl
RS
8 bit
0 … 100%
1%
0
= 0d
= 00h
100
= 100d
= 64h
255
= 255d = FFh
65
1065
Result message
Frezing temperature NaCl
GFT
16 bit
-
30 … 0°C
0.1°C
0.0
= 0d
= 0000h
-0.1
= -1d
= FFFFh
-30.0
= -300d = FED4h
70
1070
Result message
Road surface state
FBZ
8bit
0 ... 255
0
Road is completely dry
and free of snow and ice.
32
Road is wet with liquid
water / aqueous solution.
64
Road is covered with
frozen water/ solid aqueous
solution.
65
Road is covered with
snow or slush. Mixture of liquid
and frozen water or aqueous
solution.
66
Road is covered with
ice (solid, frozen water and
frozen aqueous solution).
255
Sensor is unable to
determine the state of the road
surface due to the prevailing
conditions.
72
1072
Result message
Water film height
WFD
16 bit
0.00...10.00
mm
0.01 mm
0
= 0d
= 0000h
10.00 = 1000d = 03E8h
65535 = 65535d = FFFFh
75
1075
Result message
Snow film height
SFD
8 bit
0 … 50 mm 1 mm
0
= 0d
= 00h
50
= 50d
= 32h
255
= 255d
= FFh
76
1076
Result message
Eis film height
EFD
16 bit
0.00...2.00
mm
0.01 mm
0
= 0d
= 0000h
2.00
= 200d
= 00C8h
65535 = 65535d = FFFFh
77
1077
Result message Friction
GR
8 Bit
0.00…1.00
0.01
0,00
= 0d
= 00h
1,00
= 100d
= 64h
79
1079
Result message Road
surface state for winter
services FZW
8 Bit
0 … 255
0
Dry
16
Damp
32
Wet
48
Extremely Wet
64
Slippery
129
1129
Result message Ice
percentage
EP
8 Bit
0…100 %
1%
0
= 0d
= 00h
100
= 100d
= 64h
255
= 255d
= FFh
