Differences

This shows you the differences between two versions of the page.

--- chm15k [2020/08/31 17:02] – created bpospich
+++ chm15k [2022/01/20 21:59] (current) – bpospich
@@ Line 1: / Line 1: @@
-====== Vaisala CT25K Ceilometer ======
+====== Jenoptik/Lufft CHM15k Ceilometer ======
-{{:wiki:instruments:ceilo_vaisala_03.jpg?direct&350|CT25K ©B. Pospichal}} \\
+{{:wiki:instruments:ceilo_jenoptik_01.jpg?direct&350|CT25K ©B. Pospichal}} \\
-//Vaisala CT25K ceilometer installed at Jülich//
+//Jenoptik CHM15k ceilometer installed at Jülich//
+  * [[http://atmos.meteo.uni-koeln.de/~hatpro/dataBrowser/dataBrowser2.html?site=JOYCE&date=-1&UpperLeft=Ceilo_chm15k_raw&UpperRight=Ceilo_chm15k_uncalibrated&LowerRight=default&LowerLeft=default|Quicklook archive]]
-[[http://gop.meteo.uni-koeln.de/~hatpro/jue/ceilo/current/index.html|Current data:]]
+  * Current observations (click on image):
 <html>
-<a href="http://gop.meteo.uni-koeln.de/~hatpro/jue/ceilo/current/index.html" target="_blank">
+<a href="http://atmos.meteo.uni-koeln.de/~hatpro/jue/ceilo/jenopt/" target="_blank">
-<img src="http://gop.meteo.uni-koeln.de/~hatpro/jue/ceilo/current/bscat.png" width=420>
+<img src="http://atmos.meteo.uni-koeln.de/~hatpro/jue/ceilo/jenopt/ceilo_jenoptik.png" width=420>
-</a> click to enlarge
+</a>
-</html>
+</html>     \\
+//The figure shows raw backscatter signal as functions of time and height. Red curves indicate cloud base heights and blue curves indicate aerosol layer heights as derived by the measurement software.//
 ===== History ====
@@ Line 21: / Line 23: @@
 ===== Specifications =====
-See manual section 3, {{:internal:instruments:ceilometer:manual_chm15k.pdf#11| page 11 }}.
 ^  Parameter  ^  Specification  ^
@@ Line 40: / Line 40: @@
 | Voltage | 230VAC, +/- 10 % / 50 Hz |
 | Max. power consumption | 0,8 kW (all heater are running) |
-| Manufacturer | [[http://www.jenoptik.com/en_home|Jenoptik]], today CHM15k is produced by [https://www.lufft.com/products/cloud-height-snow-depth-sensors-288/ceilometer-chm-15k-nimbus-2300/|Lufft] |
+| Manufacturer | [[http://www.jenoptik.com/en_home|Jenoptik]], today CHM15k is produced by [[https://www.lufft.com/products/cloud-height-snow-depth-sensors-288/ceilometer-chm-15k-nimbus-2300/|Lufft]] |