Campbell-scientific CS135 Lidar Ceilometer Manual de usuario descargar pdf (Pagina 60)

CS135 Ceilometer

6.4 CT25K Messages

MESSAGE 113, CT25K Data Message No. 1

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 Return + Line Feed

LINE 2

S WA9h1

h39flags 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

1 2 ... 55 56 57 58 59 60 61 62 63 64 65 ... 69 70

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Campbell-scientific CS135 Lidar Ceilometer Manual de usuario Pagina 60