ct25k
Differences
This shows you the differences between two versions of the page.
Next revision | Previous revisionLast revisionBoth sides next revision | ||
ct25k [2020/08/31 16:55] – created bpospich | ct25k [2020/08/31 16:58] – [Specifications] bpospich | ||
---|---|---|---|
Line 1: | Line 1: | ||
====== Vaisala CT25K Ceilometer ====== | ====== Vaisala CT25K Ceilometer ====== | ||
+ | |||
+ | {{: | ||
+ | //Vaisala CT25K ceilometer installed at Jülich// | ||
+ | |||
+ | |||
[[http:// | [[http:// | ||
Line 33: | Line 38: | ||
| Averaging time: | 11.7sec (=PQTY/PRR) | | | Averaging time: | 11.7sec (=PQTY/PRR) | | ||
| Time resolution | 15sec ((=> 3.3sec for processing and data transmission)) | | | Time resolution | 15sec ((=> 3.3sec for processing and data transmission)) | | ||
- | | Range resolution | 50ft = 30m (see [[internal: | + | | Range resolution | 50ft = 30m | |
| Range | 200...25, | | Range | 200...25, | ||
| Laser Divergence | ± 0.53×0.75 mrad (edge×diagonal((the laser is a diode with square shape. The beam thus a pyramid with different opening angles for neighbouring and opposite edges))) | | | Laser Divergence | ± 0.53×0.75 mrad (edge×diagonal((the laser is a diode with square shape. The beam thus a pyramid with different opening angles for neighbouring and opposite edges))) | | ||
Line 44: | Line 49: | ||
| Manufacturer |[[http:// | | Manufacturer |[[http:// | ||
- | {{: | + | |
- | // | + | |
ct25k.txt · Last modified: 2021/03/01 11:02 by bpospich