Campbell SkyVUE 8, Product Manual

Page: 97 / 116

6.5 CT25K messages
6.5.1 MESSAGE 113, CT25K Data Message No. 1
Example message line outputs
CT02010
20 01333 01523 ///// 00000F00
LINE 1
SOH CT ID 20 10 STX CR LF
where
SOH = Start-of-Heading character
CT = Always CT
ID (1 character) = Unit number 0 to 9, A to Z (capitals only) Default ID = 0
20 = Always 20
10 = Always 10
STX = Start-of-Text Character
CR LF = Carriage Line Feed
LINE 2
S WA
V
h1
V
h2
V
h3
V
flags CR LF
where
S (1 character) = detection status:
0 = No significant backscatter
1 = One cloud base detected
2 = Two cloud bases detected
3 = Three cloud bases detected
4 = Full obscuration determined but no cloud base detected
5 = Some obscuration detected but determined to be transparent
/ = Raw data input to algorithm missing or suspect
WA (1 character) = Warning or alarm status:
0 = No alarm or warning
W = Warning
A = Alarm
SkyVUE™8 (CS136) LIDAR Ceilometer 85