Ceilometer CT25K
User’s Guide CT25K-U059en-2.1
viii
VALIDITY OF THIS MANUAL
This manual covers ceilometer CT25K in all its configurations as defined by
the parts and options listed in section 1.1, running under software revision
CT25K- 2.01 or 2.01a
Table 1-1 lists the revision history that may apply in comparison to other units
in use:
Software revisions Description
CT25K-1.01 First Release
CT25K-1.02 Intermediate release (not in use)
CT25K-1.03 Intermediate release (not in use)
CT25K-1.04 Production rev. 95-05-15...97-02-03
CT25K-1.04h Special rev. with Qualimetrics and
DR21 messages
CT25K-1.05 Production rev. 97-02-03...
CT25K-2.00 Production rev. 97-11-01...
CT25K-2.01 Production rev. 98-03-17...
CT25K-2.01a Production rev. 99-02-09…
Table 1-1 Software Revisions
Table 1-2 lists the hardware history that may apply in comparison to other
units in use:
Hardware history Description
CT25K model A First Release
CT25K model B Enclosure CT1669 replaced with CT15035.
Model A pedestal CT2665 (Fiberglass) is option
New Metal Pedestal CT25106 is standard.
Line and Power Interface Subassembly CTP21
changed to CTP241.
Internal Heaters Subassembly CT2690 replaced
with CT25039.
CTB22 Replaces CTB21 since 97-05-26
DMC50B Replaces DMC50A since 97-11-05
DPS52 Replaces DPS51
Table 1-2 Hardware History
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