User Guide
55
MESSAGE 114, CT25K Data Message No. 6 (available in future OS)
LINE 1
SOH
CT
ID
OS
10
ETX CR LF
where
SOH
= Start-of-Heading character
CT = Always CT
ID
(1 character) = Unit number 0 ... 9, A ... Z (capitals only) Default
ID
= 0
OS
(2 characters) = Operating system 00 ... 99
1 = Always = '1'
0 = Always = '0'.
ETX
= End-of-Text Character
CR LF
= Carriage Line Feed
LINE 2
S WA
9
h1
9
h2
9
h3
9
flags CR LF
where
S
(1 character) = message 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
h1
(5 characters) = 1st Height
If detection status is 1, 2 or 3
h1
= Lowest cloud base reported
If detection status is 4
h1
=
Vertical visibility as calculated
If detection status is 0 or 5
h1
=
"/////"
h2
(5 characters) = 2nd Height
Summary of Contents for CS135
Page 1: ...CS135 Ceilometer User Guide Issued 18 3 13 Copyright 2012 2013 Campbell Scientific Ltd CSL 950...
Page 2: ......
Page 4: ......
Page 6: ......
Page 19: ...User Guide 11 Fig 4 2 Setting the Tilt Angle...
Page 62: ...CS135 Ceilometer 54 LINE 3 ETX CR LF ETX End of Text Character CR LF Carriage Return Line Feed...
